ohm.js

/* eslint-disable */
/**
 * The MIT License (MIT)
 *
 * Copyright (c) 2014-2016 Alessandro Warth and the Ohm project contributors.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE
 */
(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.ohm=f()}})(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw (f.code="MODULE_NOT_FOUND", f)}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s}({1:[function(require,module,exports){var ohm=require("..");module.exports=ohm.makeRecipe(["grammar",{source:'BuiltInRules {\n\n  alnum  (an alpha-numeric character)\n    = letter\n    | digit\n\n  letter  (a letter)\n    = lower\n    | upper\n    | unicodeLtmo\n\n  digit  (a digit)\n    = "0".."9"\n\n  hexDigit  (a hexadecimal digit)\n    = digit\n    | "a".."f"\n    | "A".."F"\n\n  ListOf<elem, sep>\n    = NonemptyListOf<elem, sep>\n    | EmptyListOf<elem, sep>\n\n  NonemptyListOf<elem, sep>\n    = elem (sep elem)*\n\n  EmptyListOf<elem, sep>\n    = /* nothing */\n\n  listOf<elem, sep>\n    = nonemptyListOf<elem, sep>\n    | emptyListOf<elem, sep>\n\n  nonemptyListOf<elem, sep>\n    = elem (sep elem)*\n\n  emptyListOf<elem, sep>\n    = /* nothing */\n\n}'},"BuiltInRules",null,null,{alnum:["define",{sourceInterval:[18,78]},"an alpha-numeric character",[],["alt",{sourceInterval:[60,78]},["app",{sourceInterval:[60,66]},"letter",[]],["app",{sourceInterval:[73,78]},"digit",[]]]],letter:["define",{sourceInterval:[82,142]},"a letter",[],["alt",{sourceInterval:[107,142]},["app",{sourceInterval:[107,112]},"lower",[]],["app",{sourceInterval:[119,124]},"upper",[]],["app",{sourceInterval:[131,142]},"unicodeLtmo",[]]]],digit:["define",{sourceInterval:[146,177]},"a digit",[],["range",{sourceInterval:[169,177]},"0","9"]],hexDigit:["define",{sourceInterval:[181,254]},"a hexadecimal digit",[],["alt",{sourceInterval:[219,254]},["app",{sourceInterval:[219,224]},"digit",[]],["range",{sourceInterval:[231,239]},"a","f"],["range",{sourceInterval:[246,254]},"A","F"]]],ListOf:["define",{sourceInterval:[258,336]},null,["elem","sep"],["alt",{sourceInterval:[282,336]},["app",{sourceInterval:[282,307]},"NonemptyListOf",[["param",{},0],["param",{},1]]],["app",{sourceInterval:[314,336]},"EmptyListOf",[["param",{},0],["param",{},1]]]]],NonemptyListOf:["define",{sourceInterval:[340,388]},null,["elem","sep"],["seq",{sourceInterval:[372,388]},["param",{},0],["star",{sourceInterval:[377,388]},["seq",{sourceInterval:[378,386]},["param",{},1],["param",{},0]]]]],EmptyListOf:["define",{sourceInterval:[392,434]},null,["elem","sep"],["seq",{sourceInterval:[438,438]}]],listOf:["define",{sourceInterval:[438,516]},null,["elem","sep"],["alt",{sourceInterval:[462,516]},["app",{sourceInterval:[462,487]},"nonemptyListOf",[["param",{},0],["param",{},1]]],["app",{sourceInterval:[494,516]},"emptyListOf",[["param",{},0],["param",{},1]]]]],nonemptyListOf:["define",{sourceInterval:[520,568]},null,["elem","sep"],["seq",{sourceInterval:[552,568]},["param",{},0],["star",{sourceInterval:[557,568]},["seq",{sourceInterval:[558,566]},["param",{},1],["param",{},0]]]]],emptyListOf:["define",{sourceInterval:[572,614]},null,["elem","sep"],["seq",{sourceInterval:[616,616]}]]}])},{"..":46}],2:[function(require,module,exports){var ohm=require("..");module.exports=ohm.makeRecipe(["grammar",{source:'Ohm {\n\n  Grammars\n    = Grammar*\n\n  Grammar\n    = ident SuperGrammar? "{" Rule* "}"\n\n  SuperGrammar\n    = "<:" ident\n\n  Rule\n    = ident Formals? ruleDescr? "="  RuleBody  -- define\n    | ident Formals?            ":=" RuleBody  -- override\n    | ident Formals?            "+=" RuleBody  -- extend\n\n  RuleBody\n    = "|"? NonemptyListOf<TopLevelTerm, "|">\n\n  TopLevelTerm\n    = Seq caseName  -- inline\n    | Seq\n\n  Formals\n    = "<" ListOf<ident, ","> ">"\n\n  Params\n    = "<" ListOf<Seq, ","> ">"\n\n  Alt\n    = NonemptyListOf<Seq, "|">\n\n  Seq\n    = Iter*\n\n  Iter\n    = Pred "*"  -- star\n    | Pred "+"  -- plus\n    | Pred "?"  -- opt\n    | Pred\n\n  Pred\n    = "~" Lex  -- not\n    | "&" Lex  -- lookahead\n    | Lex\n\n  Lex\n    = "#" Base  -- lex\n    | Base\n\n  Base\n    = ident Params? ~(ruleDescr? "=" | ":=" | "+=")  -- application\n    | oneCharTerminal ".." oneCharTerminal           -- range\n    | terminal                                       -- terminal\n    | "(" Alt ")"                                    -- paren\n\n  ruleDescr  (a rule description)\n    = "(" ruleDescrText ")"\n\n  ruleDescrText\n    = (~")" any)*\n\n  caseName\n    = "--" (~"\\n" space)* name (~"\\n" space)* ("\\n" | &"}")\n\n  name  (a name)\n    = nameFirst nameRest*\n\n  nameFirst\n    = "_"\n    | letter\n\n  nameRest\n    = "_"\n    | alnum\n\n  ident  (an identifier)\n    = name\n\n  terminal\n    = "\\"" terminalChar* "\\""\n\n  oneCharTerminal\n    = "\\"" terminalChar "\\""\n\n  terminalChar\n    = escapeChar\n    | ~"\\\\" ~"\\"" ~"\\n" any\n\n  escapeChar  (an escape sequence)\n    = "\\\\\\\\"                                     -- backslash\n    | "\\\\\\""                                     -- doubleQuote\n    | "\\\\\\\'"                                     -- singleQuote\n    | "\\\\b"                                      -- backspace\n    | "\\\\n"                                      -- lineFeed\n    | "\\\\r"                                      -- carriageReturn\n    | "\\\\t"                                      -- tab\n    | "\\\\u" hexDigit hexDigit hexDigit hexDigit  -- unicodeEscape\n    | "\\\\x" hexDigit hexDigit                    -- hexEscape\n\n  space\n   += comment\n\n  comment\n    = "//" (~"\\n" any)* "\\n"  -- singleLine\n    | "/*" (~"*/" any)* "*/"  -- multiLine\n\n  tokens = token*\n\n  token = caseName | comment | ident | operator | punctuation | terminal | any\n\n  operator = "<:" | "=" | ":=" | "+=" | "*" | "+" | "?" | "~" | "&"\n\n  punctuation = "<" | ">" | "," | "--"\n}'},"Ohm",null,"Grammars",{Grammars:["define",{sourceInterval:[9,32]},null,[],["star",{sourceInterval:[24,32]},["app",{sourceInterval:[24,31]},"Grammar",[]]]],Grammar:["define",{sourceInterval:[36,83]},null,[],["seq",{sourceInterval:[50,83]},["app",{sourceInterval:[50,55]},"ident",[]],["opt",{sourceInterval:[56,69]},["app",{sourceInterval:[56,68]},"SuperGrammar",[]]],["terminal",{sourceInterval:[70,73]},"{"],["star",{sourceInterval:[74,79]},["app",{sourceInterval:[74,78]},"Rule",[]]],["terminal",{sourceInterval:[80,83]},"}"]]],SuperGrammar:["define",{sourceInterval:[87,116]},null,[],["seq",{sourceInterval:[106,116]},["terminal",{sourceInterval:[106,110]},"<:"],["app",{sourceInterval:[111,116]},"ident",[]]]],Rule_define:["define",{sourceInterval:[131,181]},null,[],["seq",{sourceInterval:[131,170]},["app",{sourceInterval:[131,136]},"ident",[]],["opt",{sourceInterval:[137,145]},["app",{sourceInterval:[137,144]},"Formals",[]]],["opt",{sourceInterval:[146,156]},["app",{sourceInterval:[146,155]},"ruleDescr",[]]],["terminal",{sourceInterval:[157,160]},"="],["app",{sourceInterval:[162,170]},"RuleBody",[]]]],Rule_override:["define",{sourceInterval:[188,240]},null,[],["seq",{sourceInterval:[188,227]},["app",{sourceInterval:[188,193]},"ident",[]],["opt",{sourceInterval:[194,202]},["app",{sourceInterval:[194,201]},"Formals",[]]],["terminal",{sourceInterval:[214,218]},":="],["app",{sourceInterval:[219,227]},"RuleBody",[]]]],Rule_extend:["define",{sourceInterval:[247,297]},null,[],["seq",{sourceInterval:[247,286]},["app",{sourceInterval:[247,252]},"ident",[]],["opt",{sourceInterval:[253,261]},["app",{sourceInterval:[253,260]},"Formals",[]]],["terminal",{sourceInterval:[273,277]},"+="],["app",{sourceInterval:[278,286]},"RuleBody",[]]]],Rule:["define",{sourceInterval:[120,297]},null,[],["alt",{sourceInterval:[131,297]},["app",{sourceInterval:[131,170]},"Rule_define",[]],["app",{sourceInterval:[188,227]},"Rule_override",[]],["app",{sourceInterval:[247,286]},"Rule_extend",[]]]],RuleBody:["define",{sourceInterval:[301,354]},null,[],["seq",{sourceInterval:[316,354]},["opt",{sourceInterval:[316,320]},["terminal",{sourceInterval:[316,319]},"|"]],["app",{sourceInterval:[321,354]},"NonemptyListOf",[["app",{sourceInterval:[336,348]},"TopLevelTerm",[]],["terminal",{sourceInterval:[350,353]},"|"]]]]],TopLevelTerm_inline:["define",{sourceInterval:[377,400]},null,[],["seq",{sourceInterval:[377,389]},["app",{sourceInterval:[377,380]},"Seq",[]],["app",{sourceInterval:[381,389]},"caseName",[]]]],TopLevelTerm:["define",{sourceInterval:[358,410]},null,[],["alt",{sourceInterval:[377,410]},["app",{sourceInterval:[377,389]},"TopLevelTerm_inline",[]],["app",{sourceInterval:[407,410]},"Seq",[]]]],Formals:["define",{sourceInterval:[414,454]},null,[],["seq",{sourceInterval:[428,454]},["terminal",{sourceInterval:[428,431]},"<"],["app",{sourceInterval:[432,450]},"ListOf",[["app",{sourceInterval:[439,444]},"ident",[]],["terminal",{sourceInterval:[446,449]},","]]],["terminal",{sourceInterval:[451,454]},">"]]],Params:["define",{sourceInterval:[458,495]},null,[],["seq",{sourceInterval:[471,495]},["terminal",{sourceInterval:[471,474]},"<"],["app",{sourceInterval:[475,491]},"ListOf",[["app",{sourceInterval:[482,485]},"Seq",[]],["terminal",{sourceInterval:[487,490]},","]]],["terminal",{sourceInterval:[492,495]},">"]]],Alt:["define",{sourceInterval:[499,533]},null,[],["app",{sourceInterval:[509,533]},"NonemptyListOf",[["app",{sourceInterval:[524,527]},"Seq",[]],["terminal",{sourceInterval:[529,532]},"|"]]]],Seq:["define",{sourceInterval:[537,552]},null,[],["star",{sourceInterval:[547,552]},["app",{sourceInterval:[547,551]},"Iter",[]]]],Iter_star:["define",{sourceInterval:[567,584]},null,[],["seq",{sourceInterval:[567,575]},["app",{sourceInterval:[567,571]},"Pred",[]],["terminal",{sourceInterval:[572,575]},"*"]]],Iter_plus:["define",{sourceInterval:[591,608]},null,[],["seq",{sourceInterval:[591,599]},["app",{sourceInterval:[591,595]},"Pred",[]],["terminal",{sourceInterval:[596,599]},"+"]]],Iter_opt:["define",{sourceInterval:[615,631]},null,[],["seq",{sourceInterval:[615,623]},["app",{sourceInterval:[615,619]},"Pred",[]],["terminal",{sourceInterval:[620,623]},"?"]]],Iter:["define",{sourceInterval:[556,642]},null,[],["alt",{sourceInterval:[567,642]},["app",{sourceInterval:[567,575]},"Iter_star",[]],["app",{sourceInterval:[591,599]},"Iter_plus",[]],["app",{sourceInterval:[615,623]},"Iter_opt",[]],["app",{sourceInterval:[638,642]},"Pred",[]]]],Pred_not:["define",{sourceInterval:[657,672]},null,[],["seq",{sourceInterval:[657,664]},["terminal",{sourceInterval:[657,660]},"~"],["app",{sourceInterval:[661,664]},"Lex",[]]]],Pred_lookahead:["define",{sourceInterval:[679,700]},null,[],["seq",{sourceInterval:[679,686]},["terminal",{sourceInterval:[679,682]},"&"],["app",{sourceInterval:[683,686]},"Lex",[]]]],Pred:["define",{sourceInterval:[646,710]},null,[],["alt",{sourceInterval:[657,710]},["app",{sourceInterval:[657,664]},"Pred_not",[]],["app",{sourceInterval:[679,686]},"Pred_lookahead",[]],["app",{sourceInterval:[707,710]},"Lex",[]]]],Lex_lex:["define",{sourceInterval:[724,740]},null,[],["seq",{sourceInterval:[724,732]},["terminal",{sourceInterval:[724,727]},"#"],["app",{sourceInterval:[728,732]},"Base",[]]]],Lex:["define",{sourceInterval:[714,751]},null,[],["alt",{sourceInterval:[724,751]},["app",{sourceInterval:[724,732]},"Lex_lex",[]],["app",{sourceInterval:[747,751]},"Base",[]]]],Base_application:["define",{sourceInterval:[766,827]},null,[],["seq",{sourceInterval:[766,811]},["app",{sourceInterval:[766,771]},"ident",[]],["opt",{sourceInterval:[772,779]},["app",{sourceInterval:[772,778]},"Params",[]]],["not",{sourceInterval:[780,811]},["alt",{sourceInterval:[782,810]},["seq",{sourceInterval:[782,796]},["opt",{sourceInterval:[782,792]},["app",{sourceInterval:[782,791]},"ruleDescr",[]]],["terminal",{sourceInterval:[793,796]},"="]],["terminal",{sourceInterval:[799,803]},":="],["terminal",{sourceInterval:[806,810]},"+="]]]]],Base_range:["define",{sourceInterval:[834,889]},null,[],["seq",{sourceInterval:[834,870]},["app",{sourceInterval:[834,849]},"oneCharTerminal",[]],["terminal",{sourceInterval:[850,854]},".."],["app",{sourceInterval:[855,870]},"oneCharTerminal",[]]]],Base_terminal:["define",{sourceInterval:[896,954]},null,[],["app",{sourceInterval:[896,904]},"terminal",[]]],Base_paren:["define",{sourceInterval:[961,1016]},null,[],["seq",{sourceInterval:[961,972]},["terminal",{sourceInterval:[961,964]},"("],["app",{sourceInterval:[965,968]},"Alt",[]],["terminal",{sourceInterval:[969,972]},")"]]],Base:["define",{sourceInterval:[755,1016]},null,[],["alt",{sourceInterval:[766,1016]},["app",{sourceInterval:[766,811]},"Base_application",[]],["app",{sourceInterval:[834,870]},"Base_range",[]],["app",{sourceInterval:[896,904]},"Base_terminal",[]],["app",{sourceInterval:[961,972]},"Base_paren",[]]]],ruleDescr:["define",{sourceInterval:[1020,1079]},"a rule description",[],["seq",{sourceInterval:[1058,1079]},["terminal",{sourceInterval:[1058,1061]},"("],["app",{sourceInterval:[1062,1075]},"ruleDescrText",[]],["terminal",{sourceInterval:[1076,1079]},")"]]],ruleDescrText:["define",{sourceInterval:[1083,1114]},null,[],["star",{sourceInterval:[1103,1114]},["seq",{sourceInterval:[1104,1112]},["not",{sourceInterval:[1104,1108]},["terminal",{sourceInterval:[1105,1108]},")"]],["app",{sourceInterval:[1109,1112]},"any",[]]]]],caseName:["define",{sourceInterval:[1118,1186]},null,[],["seq",{sourceInterval:[1133,1186]},["terminal",{sourceInterval:[1133,1137]},"--"],["star",{sourceInterval:[1138,1152]},["seq",{sourceInterval:[1139,1150]},["not",{sourceInterval:[1139,1144]},["terminal",{sourceInterval:[1140,1144]},"\n"]],["app",{sourceInterval:[1145,1150]},"space",[]]]],["app",{sourceInterval:[1153,1157]},"name",[]],["star",{sourceInterval:[1158,1172]},["seq",{sourceInterval:[1159,1170]},["not",{sourceInterval:[1159,1164]},["terminal",{sourceInterval:[1160,1164]},"\n"]],["app",{sourceInterval:[1165,1170]},"space",[]]]],["alt",{sourceInterval:[1174,1185]},["terminal",{sourceInterval:[1174,1178]},"\n"],["lookahead",{sourceInterval:[1181,1185]},["terminal",{sourceInterval:[1182,1185]},"}"]]]]],name:["define",{sourceInterval:[1190,1230]},"a name",[],["seq",{sourceInterval:[1211,1230]},["app",{sourceInterval:[1211,1220]},"nameFirst",[]],["star",{sourceInterval:[1221,1230]},["app",{sourceInterval:[1221,1229]},"nameRest",[]]]]],nameFirst:["define",{sourceInterval:[1234,1266]},null,[],["alt",{sourceInterval:[1250,1266]},["terminal",{sourceInterval:[1250,1253]},"_"],["app",{sourceInterval:[1260,1266]},"letter",[]]]],nameRest:["define",{sourceInterval:[1270,1300]},null,[],["alt",{sourceInterval:[1285,1300]},["terminal",{sourceInterval:[1285,1288]},"_"],["app",{sourceInterval:[1295,1300]},"alnum",[]]]],ident:["define",{sourceInterval:[1304,1337]},"an identifier",[],["app",{sourceInterval:[1333,1337]},"name",[]]],terminal:["define",{sourceInterval:[1341,1379]},null,[],["seq",{sourceInterval:[1356,1379]},["terminal",{sourceInterval:[1356,1360]},'"'],["star",{sourceInterval:[1361,1374]},["app",{sourceInterval:[1361,1373]},"terminalChar",[]]],["terminal",{sourceInterval:[1375,1379]},'"']]],oneCharTerminal:["define",{sourceInterval:[1383,1427]},null,[],["seq",{sourceInterval:[1405,1427]},["terminal",{sourceInterval:[1405,1409]},'"'],["app",{sourceInterval:[1410,1422]},"terminalChar",[]],["terminal",{sourceInterval:[1423,1427]},'"']]],terminalChar:["define",{sourceInterval:[1431,1488]},null,[],["alt",{sourceInterval:[1450,1488]},["app",{sourceInterval:[1450,1460]},"escapeChar",[]],["seq",{sourceInterval:[1467,1488]},["not",{sourceInterval:[1467,1472]},["terminal",{sourceInterval:[1468,1472]},"\\"]],["not",{sourceInterval:[1473,1478]},["terminal",{sourceInterval:[1474,1478]},'"']],["not",{sourceInterval:[1479,1484]},["terminal",{sourceInterval:[1480,1484]},"\n"]],["app",{sourceInterval:[1485,1488]},"any",[]]]]],escapeChar_backslash:["define",{sourceInterval:[1531,1586]},null,[],["terminal",{sourceInterval:[1531,1537]},"\\\\"]],escapeChar_doubleQuote:["define",{sourceInterval:[1593,1650]},null,[],["terminal",{sourceInterval:[1593,1599]},'\\"']],escapeChar_singleQuote:["define",{sourceInterval:[1657,1714]},null,[],["terminal",{sourceInterval:[1657,1663]},"\\'"]],escapeChar_backspace:["define",{sourceInterval:[1721,1776]},null,[],["terminal",{sourceInterval:[1721,1726]},"\\b"]],escapeChar_lineFeed:["define",{sourceInterval:[1783,1837]},null,[],["terminal",{sourceInterval:[1783,1788]},"\\n"]],escapeChar_carriageReturn:["define",{sourceInterval:[1844,1904]},null,[],["terminal",{sourceInterval:[1844,1849]},"\\r"]],escapeChar_tab:["define",{sourceInterval:[1911,1960]},null,[],["terminal",{sourceInterval:[1911,1916]},"\\t"]],escapeChar_unicodeEscape:["define",{sourceInterval:[1967,2026]},null,[],["seq",{sourceInterval:[1967,2008]},["terminal",{sourceInterval:[1967,1972]},"\\u"],["app",{sourceInterval:[1973,1981]},"hexDigit",[]],["app",{sourceInterval:[1982,1990]},"hexDigit",[]],["app",{sourceInterval:[1991,1999]},"hexDigit",[]],["app",{sourceInterval:[2e3,2008]},"hexDigit",[]]]],escapeChar_hexEscape:["define",{sourceInterval:[2033,2088]},null,[],["seq",{sourceInterval:[2033,2056]},["terminal",{sourceInterval:[2033,2038]},"\\x"],["app",{sourceInterval:[2039,2047]},"hexDigit",[]],["app",{sourceInterval:[2048,2056]},"hexDigit",[]]]],escapeChar:["define",{sourceInterval:[1492,2088]},"an escape sequence",[],["alt",{sourceInterval:[1531,2088]},["app",{sourceInterval:[1531,1537]},"escapeChar_backslash",[]],["app",{sourceInterval:[1593,1599]},"escapeChar_doubleQuote",[]],["app",{sourceInterval:[1657,1663]},"escapeChar_singleQuote",[]],["app",{sourceInterval:[1721,1726]},"escapeChar_backspace",[]],["app",{sourceInterval:[1783,1788]},"escapeChar_lineFeed",[]],["app",{sourceInterval:[1844,1849]},"escapeChar_carriageReturn",[]],["app",{sourceInterval:[1911,1916]},"escapeChar_tab",[]],["app",{sourceInterval:[1967,2008]},"escapeChar_unicodeEscape",[]],["app",{sourceInterval:[2033,2056]},"escapeChar_hexEscape",[]]]],space:["extend",{sourceInterval:[2092,2111]},null,[],["app",{sourceInterval:[2104,2111]},"comment",[]]],comment_singleLine:["define",{sourceInterval:[2129,2166]},null,[],["seq",{sourceInterval:[2129,2151]},["terminal",{sourceInterval:[2129,2133]},"//"],["star",{sourceInterval:[2134,2146]},["seq",{sourceInterval:[2135,2144]},["not",{sourceInterval:[2135,2140]},["terminal",{sourceInterval:[2136,2140]},"\n"]],["app",{sourceInterval:[2141,2144]},"any",[]]]],["terminal",{sourceInterval:[2147,2151]},"\n"]]],comment_multiLine:["define",{sourceInterval:[2173,2209]},null,[],["seq",{sourceInterval:[2173,2195]},["terminal",{sourceInterval:[2173,2177]},"/*"],["star",{sourceInterval:[2178,2190]},["seq",{sourceInterval:[2179,2188]},["not",{sourceInterval:[2179,2184]},["terminal",{sourceInterval:[2180,2184]},"*/"]],["app",{sourceInterval:[2185,2188]},"any",[]]]],["terminal",{sourceInterval:[2191,2195]},"*/"]]],comment:["define",{sourceInterval:[2115,2209]},null,[],["alt",{sourceInterval:[2129,2209]},["app",{sourceInterval:[2129,2151]},"comment_singleLine",[]],["app",{sourceInterval:[2173,2195]},"comment_multiLine",[]]]],tokens:["define",{sourceInterval:[2213,2228]},null,[],["star",{sourceInterval:[2222,2228]},["app",{sourceInterval:[2222,2227]},"token",[]]]],token:["define",{sourceInterval:[2232,2308]},null,[],["alt",{sourceInterval:[2240,2308]},["app",{sourceInterval:[2240,2248]},"caseName",[]],["app",{sourceInterval:[2251,2258]},"comment",[]],["app",{sourceInterval:[2261,2266]},"ident",[]],["app",{sourceInterval:[2269,2277]},"operator",[]],["app",{sourceInterval:[2280,2291]},"punctuation",[]],["app",{sourceInterval:[2294,2302]},"terminal",[]],["app",{sourceInterval:[2305,2308]},"any",[]]]],operator:["define",{sourceInterval:[2312,2377]},null,[],["alt",{sourceInterval:[2323,2377]},["terminal",{sourceInterval:[2323,2327]},"<:"],["terminal",{sourceInterval:[2330,2333]},"="],["terminal",{sourceInterval:[2336,2340]},":="],["terminal",{sourceInterval:[2343,2347]},"+="],["terminal",{sourceInterval:[2350,2353]},"*"],["terminal",{sourceInterval:[2356,2359]},"+"],["terminal",{sourceInterval:[2362,2365]},"?"],["terminal",{sourceInterval:[2368,2371]},"~"],["terminal",{sourceInterval:[2374,2377]},"&"]]],punctuation:["define",{sourceInterval:[2381,2417]},null,[],["alt",{sourceInterval:[2395,2417]},["terminal",{sourceInterval:[2395,2398]},"<"],["terminal",{sourceInterval:[2401,2404]},">"],["terminal",{sourceInterval:[2407,2410]},","],["terminal",{sourceInterval:[2413,2417]},"--"]]]}])},{"..":46}],3:[function(require,module,exports){var ohm=require("..");module.exports=ohm.makeRecipe(["grammar",{source:'OperationsAndAttributes {\n\n  AttributeSignature =\n    name\n\n  OperationSignature =\n    name Formals?\n\n  Formals\n    = "(" ListOf<name, ","> ")"\n\n  name  (a name)\n    = nameFirst nameRest*\n\n  nameFirst\n    = "_"\n    | letter\n\n  nameRest\n    = "_"\n    | alnum\n\n}'},"OperationsAndAttributes",null,"AttributeSignature",{AttributeSignature:["define",{sourceInterval:[29,58]},null,[],["app",{sourceInterval:[54,58]},"name",[]]],OperationSignature:["define",{sourceInterval:[62,100]},null,[],["seq",{sourceInterval:[87,100]},["app",{sourceInterval:[87,91]},"name",[]],["opt",{sourceInterval:[92,100]},["app",{sourceInterval:[92,99]},"Formals",[]]]]],Formals:["define",{sourceInterval:[104,143]},null,[],["seq",{sourceInterval:[118,143]},["terminal",{sourceInterval:[118,121]},"("],["app",{sourceInterval:[122,139]},"ListOf",[["app",{sourceInterval:[129,133]},"name",[]],["terminal",{sourceInterval:[135,138]},","]]],["terminal",{sourceInterval:[140,143]},")"]]],name:["define",{sourceInterval:[147,187]},"a name",[],["seq",{sourceInterval:[168,187]},["app",{sourceInterval:[168,177]},"nameFirst",[]],["star",{sourceInterval:[178,187]},["app",{sourceInterval:[178,186]},"nameRest",[]]]]],nameFirst:["define",{sourceInterval:[191,223]},null,[],["alt",{sourceInterval:[207,223]},["terminal",{sourceInterval:[207,210]},"_"],["app",{sourceInterval:[217,223]},"letter",[]]]],nameRest:["define",{sourceInterval:[227,257]},null,[],["alt",{sourceInterval:[242,257]},["terminal",{sourceInterval:[242,245]},"_"],["app",{sourceInterval:[252,257]},"alnum",[]]]]}])},{"..":46}],4:[function(require,module,exports){"use strict";var assert=require("../src/common").assert;function getProp(name,thing,fn){return fn(thing[name])}function mapProp(name,thing,fn){return thing[name].map(fn)}function getPropWalkFn(descriptor){var parts=descriptor.split(/ ?\[\]/);if(parts.length===2){return mapProp.bind(null,parts[0])}return getProp.bind(null,descriptor)}function getProps(walkFns,thing,fn){return walkFns.map(function(walkFn){return walkFn(thing,fn)})}function getWalkFn(shape){if(typeof shape==="string"){return getProps.bind(null,[getPropWalkFn(shape)])}else if(Array.isArray(shape)){return getProps.bind(null,shape.map(getPropWalkFn))}else{assert(typeof shape==="function","Expected a string, Array, or function");assert(shape.length===2,"Expected a function of arity 2, got "+shape.length);return shape}}function isRestrictedIdentifier(str){return/^[a-zA-Z_][0-9a-zA-Z_]*$/.test(str)}function trim(s){return s.trim()}function parseSignature(sig){var parts=sig.split(/[()]/).map(trim);if(parts.length===3&&parts[2]===""){var name=parts[0];var params=[];if(parts[1].length>0){params=parts[1].split(",").map(trim)}if(isRestrictedIdentifier(name)&&params.every(isRestrictedIdentifier)){return{name:name,formals:params}}}throw new Error("Invalid operation signature: "+sig)}function VisitorFamily(config){this._shapes=config.shapes;this._getTag=config.getTag;this.Adapter=function(thing,family){this._adaptee=thing;this._family=family};this.Adapter.prototype.valueOf=function(){throw new Error("heeey!")};this.operations={};this._arities=Object.create(null);this._getChildren=Object.create(null);var self=this;Object.keys(this._shapes).forEach(function(k){var shape=self._shapes[k];self._getChildren[k]=getWalkFn(shape);if(typeof shape!=="function"){self._arities[k]=Array.isArray(shape)?shape.length:1}});this._wrap=function(thing){return new self.Adapter(thing,self)}}VisitorFamily.prototype.wrap=function(thing){return this._wrap(thing)};VisitorFamily.prototype._checkActionDict=function(dict){var self=this;Object.keys(dict).forEach(function(k){assert(k in self._getChildren,"Unrecognized action name '"+k+"'");var action=dict[k];assert(typeof action==="function","Key '"+k+"': expected function, got "+action);if(k in self._arities){var expected=self._arities[k];var actual=dict[k].length;assert(actual===expected,"Action '"+k+"' has the wrong arity: expected "+expected+", got "+actual)}})};VisitorFamily.prototype.addOperation=function(signature,actions){var sig=parseSignature(signature);var name=sig.name;this._checkActionDict(actions);this.operations[name]={name:name,formals:sig.formals,actions:actions};var family=this;this.Adapter.prototype[name]=function(){var tag=family._getTag(this._adaptee);assert(tag in family._getChildren,"getTag returned unrecognized tag '"+tag+"'");assert(tag in actions,"No action for '"+tag+"' in operation '"+name+"'");var args=Object.create(null);for(var i=0;i<arguments.length;i++){args[sig.formals[i]]=arguments[i]}var oldArgs=this.args;this.args=args;var ans=actions[tag].apply(this,family._getChildren[tag](this._adaptee,family._wrap));this.args=oldArgs;return ans};return this};module.exports=VisitorFamily},{"../src/common":44}],5:[function(require,module,exports){"use strict";module.exports={VisitorFamily:require("./VisitorFamily"),semanticsForToAST:require("./semantics-toAST").semantics,toAST:require("./semantics-toAST").helper}},{"./VisitorFamily":4,"./semantics-toAST":6}],6:[function(require,module,exports){"use strict";var pexprs=require("../src/pexprs");var MatchResult=require("../src/MatchResult");var Grammar=require("../src/Grammar");var extend=require("util-extend");var defaultOperation={_terminal:function(){return this.primitiveValue},_nonterminal:function(children){var ctorName=this._node.ctorName;var mapping=this.args.mapping;if(!mapping.hasOwnProperty(ctorName)){if(this._node instanceof pexprs.Alt||this._node instanceof pexprs.Apply){return children[0].toAST(mapping)}if(this.isLexical()){return this.sourceString}var realChildren=children.filter(function(child){return!child.isTerminal()});if(realChildren.length===1){return realChildren[0].toAST(mapping)}}if(typeof mapping[ctorName]==="number"){return children[mapping[ctorName]].toAST(mapping)}var propMap=mapping[ctorName]||children;var node={type:ctorName};for(var prop in propMap){var mappedProp=mapping[ctorName]&&mapping[ctorName][prop];if(typeof mappedProp==="number"){node[prop]=children[mappedProp].toAST(mapping)}else if(typeof mappedProp==="string"||typeof mappedProp==="boolean"||mappedProp===null){node[prop]=mappedProp}else if(typeof mappedProp==="object"&&mappedProp instanceof Number){node[prop]=Number(mappedProp)}else if(typeof mappedProp==="function"){node[prop]=mappedProp.call(this,children)}else if(mappedProp===undefined){if(children[prop]&&!children[prop].isTerminal()){node[prop]=children[prop].toAST(mapping)}else{delete node[prop]}}}return node},_iter:function(children){if(this._node.isOptional()){if(this.numChildren===0){return null}else{return children[0].toAST(this.args.mapping)}}return children.map(function(child){return child.toAST(this.args.mapping)},this)},NonemptyListOf:function(first,sep,rest){return[first.toAST(this.args.mapping)].concat(rest.toAST(this.args.mapping))},EmptyListOf:function(){return[]}};function toAST(res,mapping){if(!(res instanceof MatchResult)||res.failed()){throw new Error("toAST() expects a succesfull MatchResult as first parameter")}mapping=extend({},mapping);var operation=extend({},defaultOperation);for(var termName in mapping){if(typeof mapping[termName]==="function"){operation[termName]=mapping[termName];delete mapping[termName]}}var g=res._cst.grammar;var s=g.createSemantics().addOperation("toAST(mapping)",operation);return s(res).toAST(mapping)}function semanticsForToAST(g){if(!(g instanceof Grammar)){throw new Error("semanticsToAST() expects a Grammar as parameter")}return g.createSemantics().addOperation("toAST(mapping)",defaultOperation)}module.exports={helper:toAST,semantics:semanticsForToAST}},{"../src/Grammar":33,"../src/MatchResult":37,"../src/pexprs":64,"util-extend":29}],7:[function(require,module,exports){"use strict";var assign=require("es5-ext/object/assign"),normalizeOpts=require("es5-ext/object/normalize-options"),isCallable=require("es5-ext/object/is-callable"),contains=require("es5-ext/string/#/contains"),d;d=module.exports=function(dscr,value){var c,e,w,options,desc;if(arguments.length<2||typeof dscr!=="string"){options=value;value=dscr;dscr=null}else{options=arguments[2]}if(dscr==null){c=w=true;e=false}else{c=contains.call(dscr,"c");e=contains.call(dscr,"e");w=contains.call(dscr,"w")}desc={value:value,configurable:c,enumerable:e,writable:w};return!options?desc:assign(normalizeOpts(options),desc)};d.gs=function(dscr,get,set){var c,e,options,desc;if(typeof dscr!=="string"){options=set;set=get;get=dscr;dscr=null}else{options=arguments[3]}if(get==null){get=undefined}else if(!isCallable(get)){options=get;get=set=undefined}else if(set==null){set=undefined}else if(!isCallable(set)){options=set;set=undefined}if(dscr==null){c=true;e=false}else{c=contains.call(dscr,"c");e=contains.call(dscr,"e")}desc={get:get,set:set,configurable:c,enumerable:e};return!options?desc:assign(normalizeOpts(options),desc)}},{"es5-ext/object/assign":9,"es5-ext/object/is-callable":12,"es5-ext/object/normalize-options":17,"es5-ext/string/#/contains":19}],8:[function(require,module,exports){"use strict";module.exports=function(){}},{}],9:[function(require,module,exports){"use strict";module.exports=require("./is-implemented")()?Object.assign:require("./shim")},{"./is-implemented":10,"./shim":11}],10:[function(require,module,exports){"use strict";module.exports=function(){var assign=Object.assign,obj;if(typeof assign!=="function")return false;obj={foo:"raz"};assign(obj,{bar:"dwa"},{trzy:"trzy"});return obj.foo+obj.bar+obj.trzy==="razdwatrzy"}},{}],11:[function(require,module,exports){"use strict";var keys=require("../keys"),value=require("../valid-value"),max=Math.max;module.exports=function(dest,src){var error,i,length=max(arguments.length,2),assign;dest=Object(value(dest));assign=function(key){try{dest[key]=src[key]}catch(e){if(!error)error=e}};for(i=1;i<length;++i){src=arguments[i];keys(src).forEach(assign)}if(error!==undefined)throw error;return dest}},{"../keys":14,"../valid-value":18}],12:[function(require,module,exports){"use strict";module.exports=function(obj){return typeof obj==="function"}},{}],13:[function(require,module,exports){"use strict";var _undefined=require("../function/noop")();module.exports=function(val){return val!==_undefined&&val!==null}},{"../function/noop":8}],14:[function(require,module,exports){"use strict";module.exports=require("./is-implemented")()?Object.keys:require("./shim")},{"./is-implemented":15,"./shim":16}],15:[function(require,module,exports){"use strict";module.exports=function(){try{Object.keys("primitive");return true}catch(e){return false}}},{}],16:[function(require,module,exports){"use strict";var isValue=require("../is-value");var keys=Object.keys;module.exports=function(object){return keys(isValue(object)?Object(object):object)}},{"../is-value":13}],17:[function(require,module,exports){"use strict";var isValue=require("./is-value");var forEach=Array.prototype.forEach,create=Object.create;var process=function(src,obj){var key;for(key in src)obj[key]=src[key]};module.exports=function(opts1){var result=create(null);forEach.call(arguments,function(options){if(!isValue(options))return
;process(Object(options),result)});return result}},{"./is-value":13}],18:[function(require,module,exports){"use strict";var isValue=require("./is-value");module.exports=function(value){if(!isValue(value))throw new TypeError("Cannot use null or undefined");return value}},{"./is-value":13}],19:[function(require,module,exports){"use strict";module.exports=require("./is-implemented")()?String.prototype.contains:require("./shim")},{"./is-implemented":20,"./shim":21}],20:[function(require,module,exports){"use strict";var str="razdwatrzy";module.exports=function(){if(typeof str.contains!=="function")return false;return str.contains("dwa")===true&&str.contains("foo")===false}},{}],21:[function(require,module,exports){"use strict";var indexOf=String.prototype.indexOf;module.exports=function(searchString){return indexOf.call(this,searchString,arguments[1])>-1}},{}],22:[function(require,module,exports){"use strict";module.exports=require("./is-implemented")()?Symbol:require("./polyfill")},{"./is-implemented":23,"./polyfill":25}],23:[function(require,module,exports){"use strict";var validTypes={object:true,symbol:true};module.exports=function(){var symbol;if(typeof Symbol!=="function")return false;symbol=Symbol("test symbol");try{String(symbol)}catch(e){return false}if(!validTypes[typeof Symbol.iterator])return false;if(!validTypes[typeof Symbol.toPrimitive])return false;if(!validTypes[typeof Symbol.toStringTag])return false;return true}},{}],24:[function(require,module,exports){"use strict";module.exports=function(x){if(!x)return false;if(typeof x==="symbol")return true;if(!x.constructor)return false;if(x.constructor.name!=="Symbol")return false;return x[x.constructor.toStringTag]==="Symbol"}},{}],25:[function(require,module,exports){"use strict";var d=require("d"),validateSymbol=require("./validate-symbol"),create=Object.create,defineProperties=Object.defineProperties,defineProperty=Object.defineProperty,objPrototype=Object.prototype,NativeSymbol,SymbolPolyfill,HiddenSymbol,globalSymbols=create(null),isNativeSafe;if(typeof Symbol==="function"){NativeSymbol=Symbol;try{String(NativeSymbol());isNativeSafe=true}catch(ignore){}}var generateName=function(){var created=create(null);return function(desc){var postfix=0,name,ie11BugWorkaround;while(created[desc+(postfix||"")])++postfix;desc+=postfix||"";created[desc]=true;name="@@"+desc;defineProperty(objPrototype,name,d.gs(null,function(value){if(ie11BugWorkaround)return;ie11BugWorkaround=true;defineProperty(this,name,d(value));ie11BugWorkaround=false}));return name}}();HiddenSymbol=function Symbol(description){if(this instanceof HiddenSymbol)throw new TypeError("Symbol is not a constructor");return SymbolPolyfill(description)};module.exports=SymbolPolyfill=function Symbol(description){var symbol;if(this instanceof Symbol)throw new TypeError("Symbol is not a constructor");if(isNativeSafe)return NativeSymbol(description);symbol=create(HiddenSymbol.prototype);description=description===undefined?"":String(description);return defineProperties(symbol,{__description__:d("",description),__name__:d("",generateName(description))})};defineProperties(SymbolPolyfill,{for:d(function(key){if(globalSymbols[key])return globalSymbols[key];return globalSymbols[key]=SymbolPolyfill(String(key))}),keyFor:d(function(s){var key;validateSymbol(s);for(key in globalSymbols)if(globalSymbols[key]===s)return key}),hasInstance:d("",NativeSymbol&&NativeSymbol.hasInstance||SymbolPolyfill("hasInstance")),isConcatSpreadable:d("",NativeSymbol&&NativeSymbol.isConcatSpreadable||SymbolPolyfill("isConcatSpreadable")),iterator:d("",NativeSymbol&&NativeSymbol.iterator||SymbolPolyfill("iterator")),match:d("",NativeSymbol&&NativeSymbol.match||SymbolPolyfill("match")),replace:d("",NativeSymbol&&NativeSymbol.replace||SymbolPolyfill("replace")),search:d("",NativeSymbol&&NativeSymbol.search||SymbolPolyfill("search")),species:d("",NativeSymbol&&NativeSymbol.species||SymbolPolyfill("species")),split:d("",NativeSymbol&&NativeSymbol.split||SymbolPolyfill("split")),toPrimitive:d("",NativeSymbol&&NativeSymbol.toPrimitive||SymbolPolyfill("toPrimitive")),toStringTag:d("",NativeSymbol&&NativeSymbol.toStringTag||SymbolPolyfill("toStringTag")),unscopables:d("",NativeSymbol&&NativeSymbol.unscopables||SymbolPolyfill("unscopables"))});defineProperties(HiddenSymbol.prototype,{constructor:d(SymbolPolyfill),toString:d("",function(){return this.__name__})});defineProperties(SymbolPolyfill.prototype,{toString:d(function(){return"Symbol ("+validateSymbol(this).__description__+")"}),valueOf:d(function(){return validateSymbol(this)})});defineProperty(SymbolPolyfill.prototype,SymbolPolyfill.toPrimitive,d("",function(){var symbol=validateSymbol(this);if(typeof symbol==="symbol")return symbol;return symbol.toString()}));defineProperty(SymbolPolyfill.prototype,SymbolPolyfill.toStringTag,d("c","Symbol"));defineProperty(HiddenSymbol.prototype,SymbolPolyfill.toStringTag,d("c",SymbolPolyfill.prototype[SymbolPolyfill.toStringTag]));defineProperty(HiddenSymbol.prototype,SymbolPolyfill.toPrimitive,d("c",SymbolPolyfill.prototype[SymbolPolyfill.toPrimitive]))},{"./validate-symbol":26,d:7}],26:[function(require,module,exports){"use strict";var isSymbol=require("./is-symbol");module.exports=function(value){if(!isSymbol(value))throw new TypeError(value+" is not a symbol");return value}},{"./is-symbol":24}],27:[function(require,module,exports){if(typeof Object.create==="function"){module.exports=function inherits(ctor,superCtor){ctor.super_=superCtor;ctor.prototype=Object.create(superCtor.prototype,{constructor:{value:ctor,enumerable:false,writable:true,configurable:true}})}}else{module.exports=function inherits(ctor,superCtor){ctor.super_=superCtor;var TempCtor=function(){};TempCtor.prototype=superCtor.prototype;ctor.prototype=new TempCtor;ctor.prototype.constructor=ctor}}},{}],28:[function(require,module,exports){module.exports=function(obj){return obj!=null&&(isBuffer(obj)||isSlowBuffer(obj)||!!obj._isBuffer)};function isBuffer(obj){return!!obj.constructor&&typeof obj.constructor.isBuffer==="function"&&obj.constructor.isBuffer(obj)}function isSlowBuffer(obj){return typeof obj.readFloatLE==="function"&&typeof obj.slice==="function"&&isBuffer(obj.slice(0,0))}},{}],29:[function(require,module,exports){module.exports=extend;function extend(origin,add){if(!add||typeof add!=="object")return origin;var keys=Object.keys(add);var i=keys.length;while(i--){origin[keys[i]]=add[keys[i]]}return origin}},{}],30:[function(require,module,exports){"use strict";var GrammarDecl=require("./GrammarDecl");var pexprs=require("./pexprs");function Builder(){}Builder.prototype={currentDecl:null,newGrammar:function(name){return new GrammarDecl(name)},grammar:function(metaInfo,name,superGrammar,defaultStartRule,rules){var gDecl=new GrammarDecl(name);if(superGrammar){gDecl.withSuperGrammar(this.fromRecipe(superGrammar))}if(defaultStartRule){gDecl.withDefaultStartRule(defaultStartRule)}if(metaInfo&&metaInfo.source){gDecl.withSource(metaInfo.source)}var self=this;this.currentDecl=gDecl;Object.keys(rules).forEach(function(ruleName){var ruleRecipe=rules[ruleName];var action=ruleRecipe[0];var metaInfo=ruleRecipe[1];var description=ruleRecipe[2];var formals=ruleRecipe[3];var body=self.fromRecipe(ruleRecipe[4]);var source;if(gDecl.source&&metaInfo&&metaInfo.sourceInterval){source=gDecl.source.subInterval(metaInfo.sourceInterval[0],metaInfo.sourceInterval[1]-metaInfo.sourceInterval[0])}gDecl[action](ruleName,formals,body,description,source)});this.currentDecl=null;return gDecl.build()},terminal:function(x){return new pexprs.Terminal(x)},range:function(from,to){return new pexprs.Range(from,to)},param:function(index){return new pexprs.Param(index)},alt:function(){var terms=[];for(var idx=0;idx<arguments.length;idx++){var arg=arguments[idx];if(!(arg instanceof pexprs.PExpr)){arg=this.fromRecipe(arg)}if(arg instanceof pexprs.Alt){terms=terms.concat(arg.terms)}else{terms.push(arg)}}return terms.length===1?terms[0]:new pexprs.Alt(terms)},seq:function(){var factors=[];for(var idx=0;idx<arguments.length;idx++){var arg=arguments[idx];if(!(arg instanceof pexprs.PExpr)){arg=this.fromRecipe(arg)}if(arg instanceof pexprs.Seq){factors=factors.concat(arg.factors)}else{factors.push(arg)}}return factors.length===1?factors[0]:new pexprs.Seq(factors)},star:function(expr){if(!(expr instanceof pexprs.PExpr)){expr=this.fromRecipe(expr)}return new pexprs.Star(expr)},plus:function(expr){if(!(expr instanceof pexprs.PExpr)){expr=this.fromRecipe(expr)}return new pexprs.Plus(expr)},opt:function(expr){if(!(expr instanceof pexprs.PExpr)){expr=this.fromRecipe(expr)}return new pexprs.Opt(expr)},not:function(expr){if(!(expr instanceof pexprs.PExpr)){expr=this.fromRecipe(expr)}return new pexprs.Not(expr)},la:function(expr){return this.lookahead(expr)},lookahead:function(expr){if(!(expr instanceof pexprs.PExpr)){expr=this.fromRecipe(expr)}return new pexprs.Lookahead(expr)},lex:function(expr){if(!(expr instanceof pexprs.PExpr)){expr=this.fromRecipe(expr)}return new pexprs.Lex(expr)},app:function(ruleName,optParams){if(optParams&&optParams.length>0){optParams=optParams.map(function(param){return param instanceof pexprs.PExpr?param:this.fromRecipe(param)},this)}return new pexprs.Apply(ruleName,optParams)},fromRecipe:function(recipe){var result=this[recipe[0]].apply(this,recipe[0]==="grammar"?recipe.slice(1):recipe.slice(2));var metaInfo=recipe[1];if(metaInfo){if(metaInfo.sourceInterval&&this.currentDecl){result.withSource(this.currentDecl.sourceInterval.apply(this.currentDecl,metaInfo.sourceInterval))}}return result}};module.exports=Builder},{"./GrammarDecl":34,"./pexprs":64}],31:[function(require,module,exports){"use strict";var Failure=require("./Failure");var TerminalNode=require("./nodes").TerminalNode;var assert=require("./common").assert;var inherits=require("inherits");var pexprs=require("./pexprs");function CaseInsensitiveTerminal(param){this.obj=param}inherits(CaseInsensitiveTerminal,pexprs.PExpr);CaseInsensitiveTerminal.prototype={_getString:function(state){var terminal=state.currentApplication().args[this.obj.index];assert(terminal instanceof pexprs.Terminal,"expected a Terminal expression");return terminal.obj},allowsSkippingPrecedingSpace:function(){return true},eval:function(state){var inputStream=state.inputStream;var origPos=inputStream.pos;var matchStr=this._getString(state);if(!inputStream.matchString(matchStr,true)){state.processFailure(origPos,this);return false}else{state.pushBinding(new TerminalNode(state.grammar,matchStr),origPos);return true}},generateExample:function(grammar,examples,inSyntacticContext,actuals){var str=this.obj.generateExample(grammar,examples,inSyntacticContext,actuals).value;var value="";for(var i=0;i<str.length;++i){value+=Math.random()<.5?str[i].toLocaleLowerCase():str[i].toLocaleUpperCase()}return{value:value}},getArity:function(){return 1},substituteParams:function(actuals){return new CaseInsensitiveTerminal(this.obj.substituteParams(actuals))},toDisplayString:function(){return this.obj.toDisplayString()+" (case-insensitive)"},toFailure:function(){return new Failure(this,this.obj.toFailure()+" (case-insensitive)","description")},_isNullable:function(grammar,memo){return this.obj._isNullable(grammar,memo)}};module.exports=CaseInsensitiveTerminal},{"./Failure":32,"./common":44,"./nodes":47,"./pexprs":64,inherits:27}],32:[function(require,module,exports){"use strict";function isValidType(type){return type==="description"||type==="string"||type==="code"}function Failure(pexpr,text,type){if(!isValidType(type)){throw new Error("invalid Failure type: "+type)}this.pexpr=pexpr;this.text=text;this.type=type;this.fluffy=false}Failure.prototype.getPExpr=function(){return this.pexpr};Failure.prototype.getText=function(){return this.text};Failure.prototype.getType=function(){return this.type};Failure.prototype.isDescription=function(){return this.type==="description"};Failure.prototype.isStringTerminal=function(){return this.type==="string"};Failure.prototype.isCode=function(){return this.type==="code"};Failure.prototype.isFluffy=function(){return this.fluffy};Failure.prototype.makeFluffy=function(){this.fluffy=true};Failure.prototype.clearFluffy=function(){this.fluffy=false};Failure.prototype.subsumes=function(that){return this.getText()===that.getText()&&this.type===that.type&&(!this.isFluffy()||this.isFluffy()&&that.isFluffy())};Failure.prototype.toString=function(){return this.type==="string"?JSON.stringify(this.getText()):this.getText()};Failure.prototype.clone=function(){var failure=new Failure(this.pexpr,this.text,this.type);if(this.isFluffy()){failure.makeFluffy()}return failure};Failure.prototype.toKey=function(){return this.toString()+"#"+this.type};module.exports=Failure},{}],33:[function(require,module,exports){"use strict";var CaseInsensitiveTerminal=require("./CaseInsensitiveTerminal");var Matcher=require("./Matcher");var Semantics=require("./Semantics");var common=require("./common");var errors=require("./errors");var pexprs=require("./pexprs");function getSortedRuleValues(grammar){return Object.keys(grammar.rules).sort().map(function(name){return grammar.rules[name]})}function Grammar(name,superGrammar,rules,optDefaultStartRule){this.name=name;this.superGrammar=superGrammar;this.rules=rules;if(optDefaultStartRule){if(!(optDefaultStartRule in rules)){throw new Error("Invalid start rule: '"+optDefaultStartRule+"' is not a rule in grammar '"+name+"'")}this.defaultStartRule=optDefaultStartRule}}var ohmGrammar;var buildGrammar;Grammar.initApplicationParser=function(grammar,builderFn){ohmGrammar=grammar;buildGrammar=builderFn};Grammar.prototype={matcher:function(){return new Matcher(this)},isBuiltIn:function(){return this===Grammar.ProtoBuiltInRules||this===Grammar.BuiltInRules},equals:function(g){if(this===g){return true}if(g==null||this.name!==g.name||this.defaultStartRule!==g.defaultStartRule||!(this.superGrammar===g.superGrammar||this.superGrammar.equals(g.superGrammar))){return false}var myRules=getSortedRuleValues(this);var otherRules=getSortedRuleValues(g);return myRules.length===otherRules.length&&myRules.every(function(rule,i){return rule.description===otherRules[i].description&&rule.formals.join(",")===otherRules[i].formals.join(",")&&rule.body.toString()===otherRules[i].body.toString()})},match:function(input,optStartApplication){var m=this.matcher();m.replaceInputRange(0,0,input);return m.match(optStartApplication)},trace:function(input,optStartApplication){var m=this.matcher();m.replaceInputRange(0,0,input);return m.trace(optStartApplication)},semantics:function(){throw new Error("semantics() is deprecated -- use createSemantics() instead.")},createSemantics:function(){return Semantics.createSemantics(this)},extendSemantics:function(superSemantics){return Semantics.createSemantics(this,superSemantics._getSemantics())},_checkTopDownActionDict:function(what,name,actionDict){function isSpecialAction(a){return a==="_iter"||a==="_terminal"||a==="_nonterminal"||a==="_default"}var problems=[];for(var k in actionDict){var v=actionDict[k];if(!isSpecialAction(k)&&!(k in this.rules)){problems.push("'"+k+"' is not a valid semantic action for '"+this.name+"'")}else if(typeof v!=="function"){problems.push("'"+k+"' must be a function in an action dictionary for '"+this.name+"'")}else{var actual=v.length;var expected=this._topDownActionArity(k);if(actual!==expected){problems.push("Semantic action '"+k+"' has the wrong arity: "+"expected "+expected+", got "+actual)}}}if(problems.length>0){var prettyProblems=problems.map(function(problem){return"- "+problem});var error=new Error("Found errors in the action dictionary of the '"+name+"' "+what+":\n"+prettyProblems.join("\n"));error.problems=problems;throw error}},_topDownActionArity:function(actionName){if(actionName==="_iter"||actionName==="_nonterminal"||actionName==="_default"){return 1}else if(actionName==="_terminal"){return 0}return this.rules[actionName].body.getArity()},_inheritsFrom:function(grammar){var g=this.superGrammar;while(g){if(g.equals(grammar,true)){return true}g=g.superGrammar}return false},toRecipe:function(optVarName){var metaInfo={};if(this.source){metaInfo.source=this.source.contents}var superGrammar=null;if(this.superGrammar&&!this.superGrammar.isBuiltIn()){superGrammar=JSON.parse(this.superGrammar.toRecipe())}var startRule=null;if(this.defaultStartRule){startRule=this.defaultStartRule}var rules={};var self=this;Object.keys(this.rules).forEach(function(ruleName){var ruleInfo=self.rules[ruleName];var body=ruleInfo.body;var isDefinition=!self.superGrammar||!self.superGrammar.rules[ruleName];var operation;if(isDefinition){operation="define"}else{operation=body instanceof pexprs.Extend?"extend":"override"}var metaInfo={};if(ruleInfo.source&&self.source){var adjusted=ruleInfo.source.relativeTo(self.source);metaInfo.sourceInterval=[adjusted.startIdx,adjusted.endIdx]}var description=isDefinition?ruleInfo.description:null;var bodyRecipe=body.outputRecipe(ruleInfo.formals,self.source);rules[ruleName]=[operation,metaInfo,description,ruleInfo.formals,bodyRecipe]});return JSON.stringify(["grammar",metaInfo,this.name,superGrammar,startRule,rules])},toOperationActionDictionaryTemplate:function(){return this._toOperationOrAttributeActionDictionaryTemplate()},toAttributeActionDictionaryTemplate:function(){return this._toOperationOrAttributeActionDictionaryTemplate()},_toOperationOrAttributeActionDictionaryTemplate:function(){var sb=new common.StringBuffer;sb.append("{");var first=true;for(var ruleName in this.rules){var body=this.rules[ruleName].body;if(first){first=false}else{sb.append(",")}sb.append("\n");sb.append("  ");this.addSemanticActionTemplate(ruleName,body,sb)}sb.append("\n}");return sb.contents()},addSemanticActionTemplate:function(ruleName,body,sb){sb.append(ruleName);sb.append(": function(");var arity=this._topDownActionArity(ruleName);sb.append(common.repeat("_",arity).join(", "));sb.append(") {\n");sb.append("  }")},parseApplication:function(str){var app;if(str.indexOf("<")===-1){app=new pexprs.Apply(str)}else{var cst=ohmGrammar.match(str,"Base_application");app=buildGrammar(cst,{})}if(!(app.ruleName in this.rules)){throw errors.undeclaredRule(app.ruleName,this.name)}var formals=this.rules[app.ruleName].formals;if(formals.length!==app.args.length){var source=this.rules[app.ruleName].source;throw errors.wrongNumberOfParameters(app.ruleName,formals.length,app.args.length,source)}return app}};Grammar.ProtoBuiltInRules=new Grammar("ProtoBuiltInRules",undefined,{any:{body:pexprs.any,formals:[],description:"any character",primitive:true},end:{body:pexprs.end,formals:[],description:"end of input",primitive:true},caseInsensitive:{body:new CaseInsensitiveTerminal(new pexprs.Param(0)),formals:["str"],primitive:true},lower:{body:new pexprs.UnicodeChar("Ll"),formals:[],description:"a lowercase letter",primitive:true},upper:{body:new pexprs.UnicodeChar("Lu"),formals:[],description:"an uppercase letter",primitive:true},unicodeLtmo:{body:new pexprs.UnicodeChar("Ltmo"),formals:[],description:"a Unicode character in Lt, Lm, or Lo",primitive:true},spaces:{body:new pexprs.Star(new pexprs.Apply("space")),formals:[]},space:{body:new pexprs.Range("\0"," "),formals:[],description:"a space"}});module.exports=Grammar},{"./CaseInsensitiveTerminal":31,"./Matcher":39,"./Semantics":42,"./common":44,"./errors":45,"./pexprs":64}],34:[function(require,module,exports){"use strict";var Grammar=require("./Grammar");var InputStream=require("./InputStream");var common=require("./common");var errors=require("./errors");var pexprs=require("./pexprs");function GrammarDecl(name){this.name=name}GrammarDecl.prototype.sourceInterval=function(startIdx,endIdx){return this.source.subInterval(startIdx,endIdx-startIdx)};GrammarDecl.prototype.ensureSuperGrammar=function(){if(!this.superGrammar){this.withSuperGrammar(this.name==="BuiltInRules"?Grammar.ProtoBuiltInRules:Grammar.BuiltInRules)}return this.superGrammar};GrammarDecl.prototype.installOverriddenOrExtendedRule=function(name,formals,body,source){var duplicateParameterNames=common.getDuplicates(formals);if(duplicateParameterNames.length>0){throw errors.duplicateParameterNames(name,duplicateParameterNames,source)}var ruleInfo=this.ensureSuperGrammar().rules[name];var expectedFormals=ruleInfo.formals;var expectedNumFormals=expectedFormals?expectedFormals.length:0;if(formals.length!==expectedNumFormals){throw errors.wrongNumberOfParameters(name,expectedNumFormals,formals.length,source)}return this.install(name,formals,body,ruleInfo.description,source)};GrammarDecl.prototype.install=function(name,formals,body,description,source){this.rules[name]={body:body.introduceParams(formals),formals:formals,description:description,source:source};return this};GrammarDecl.prototype.withSuperGrammar=function(superGrammar){if(this.superGrammar){throw new Error("the super grammar of a GrammarDecl cannot be set more than once")}this.superGrammar=superGrammar;this.rules=Object.create(superGrammar.rules);if(!superGrammar.isBuiltIn()){this.defaultStartRule=superGrammar.defaultStartRule}return this};GrammarDecl.prototype.withDefaultStartRule=function(ruleName){this.defaultStartRule=ruleName;return this};GrammarDecl.prototype.withSource=function(source){this.source=new InputStream(source).interval(0,source.length);return this};GrammarDecl.prototype.build=function(){var grammar=new Grammar(this.name,this.ensureSuperGrammar(),this.rules,this.defaultStartRule);var grammarErrors=[];var grammarHasInvalidApplications=false;Object.keys(grammar.rules).forEach(function(ruleName){var body=grammar.rules[ruleName].body;try{body.assertChoicesHaveUniformArity(ruleName)}catch(e){grammarErrors.push(e)}try{body.assertAllApplicationsAreValid(ruleName,grammar)}catch(e){grammarErrors.push(e);grammarHasInvalidApplications=true}});if(!grammarHasInvalidApplications){Object.keys(grammar.rules).forEach(function(ruleName){var body=grammar.rules[ruleName].body;try{body.assertIteratedExprsAreNotNullable(grammar,ruleName)}catch(e){grammarErrors.push(e)}})}if(grammarErrors.length>0){errors.throwErrors(grammarErrors)}if(this.source){grammar.source=this.source}return grammar};GrammarDecl.prototype.define=function(name,formals,body,description,source){this.ensureSuperGrammar();if(this.superGrammar.rules[name]){throw errors.duplicateRuleDeclaration(name,this.name,this.superGrammar.name,source)}else if(this.rules[name]){throw errors.duplicateRuleDeclaration(name,this.name,this.name,source)}var duplicateParameterNames=common.getDuplicates(formals);if(duplicateParameterNames.length>0){throw errors.duplicateParameterNames(name,duplicateParameterNames,source)}return this.install(name,formals,body,description,source)};GrammarDecl.prototype.override=function(name,formals,body,descIgnored,source){var ruleInfo=this.ensureSuperGrammar().rules[name];if(!ruleInfo){throw errors.cannotOverrideUndeclaredRule(name,this.superGrammar.name,source)}this.installOverriddenOrExtendedRule(name,formals,body,source);return this};GrammarDecl.prototype.extend=function(name,formals,fragment,descIgnored,source){var ruleInfo=this.ensureSuperGrammar().rules[name];if(!ruleInfo){throw errors.cannotExtendUndeclaredRule(name,this.superGrammar.name,source)}var body=new pexprs.Extend(this.superGrammar,name,fragment);body.source=fragment.source;this.installOverriddenOrExtendedRule(name,formals,body,source);return this};module.exports=GrammarDecl},{"./Grammar":33,"./InputStream":35,"./common":44,"./errors":45,"./pexprs":64}],35:[function(require,module,exports){"use strict";var Interval=require("./Interval");function InputStream(source){this.source=source;this.pos=0;this.examinedLength=0}InputStream.prototype={atEnd:function(){var ans=this.pos===this.source.length;this.examinedLength=Math.max(this.examinedLength,this.pos+1);return ans},next:function(){var ans=this.source[this.pos++];this.examinedLength=Math.max(this.examinedLength,this.pos);return ans},matchString:function(s,optIgnoreCase){var idx;if(optIgnoreCase){for(idx=0;idx<s.length;idx++){var actual=this.next();var expected=s[idx];if(actual==null||actual.toUpperCase()!==expected.toUpperCase()){return false}}return true}for(idx=0;idx<s.length;idx++){if(this.next()!==s[idx]){return false}}return true},sourceSlice:function(startIdx,endIdx){return this.source.slice(startIdx,endIdx)},interval:function(startIdx,optEndIdx){return new Interval(this.source,startIdx,optEndIdx?optEndIdx:this.pos)}};module.exports=InputStream},{"./Interval":36}],36:[function(require,module,exports){"use strict";var assert=require("./common").assert;var errors=require("./errors");var util=require("./util");function Interval(sourceString,startIdx,endIdx){this.sourceString=sourceString;this.startIdx=startIdx;this.endIdx=endIdx}Interval.coverage=function(){var sourceString=arguments[0].sourceString;var startIdx=arguments[0].startIdx;var endIdx=arguments[0].endIdx;for(var idx=1;idx<arguments.length;idx++){var interval=arguments[idx];if(interval.sourceString!==sourceString){throw errors.intervalSourcesDontMatch()}else{startIdx=Math.min(startIdx,arguments[idx].startIdx);endIdx=Math.max(endIdx,arguments[idx].endIdx)}}return new Interval(sourceString,startIdx,endIdx)};Interval.prototype={coverageWith:function(){var intervals=Array.prototype.slice.call(arguments);intervals.push(this);return Interval.coverage.apply(undefined,intervals)},collapsedLeft:function(){return new Interval(this.sourceString,this.startIdx,this.startIdx)},collapsedRight:function(){return new Interval(this.sourceString,this.endIdx,this.endIdx)},getLineAndColumnMessage:function(){var range=[this.startIdx,this.endIdx];return util.getLineAndColumnMessage(this.sourceString,this.startIdx,range)},minus:function(that){if(this.sourceString!==that.sourceString){throw errors.intervalSourcesDontMatch()}else if(this.startIdx===that.startIdx&&this.endIdx===that.endIdx){return[]}else if(this.startIdx<that.startIdx&&that.endIdx<this.endIdx){return[new Interval(this.sourceString,this.startIdx,that.startIdx),new Interval(this.sourceString,that.endIdx,this.endIdx)]}else if(this.startIdx<that.endIdx&&that.endIdx<this.endIdx){return[new Interval(this.sourceString,that.endIdx,this.endIdx)]}else if(this.startIdx<that.startIdx&&that.startIdx<this.endIdx){return[new Interval(this.sourceString,this.startIdx,that.startIdx)]}else{return[this]}},relativeTo:function(that){if(this.sourceString!==that.sourceString){throw errors.intervalSourcesDontMatch()}assert(this.startIdx>=that.startIdx&&this.endIdx<=that.endIdx,"other interval does not cover this one");return new Interval(this.sourceString,this.startIdx-that.startIdx,this.endIdx-that.startIdx)},trimmed:function(){var contents=this.contents;var startIdx=this.startIdx+contents.match(/^\s*/)[0].length;var endIdx=this.endIdx-contents.match(/\s*$/)[0].length;return new Interval(this.sourceString,startIdx,endIdx)},subInterval:function(offset,len){var newStartIdx=this.startIdx+offset;return new Interval(this.sourceString,newStartIdx,newStartIdx+len)}};Object.defineProperties(Interval.prototype,{contents:{get:function(){if(this._contents===undefined){this._contents=this.sourceString.slice(this.startIdx,this.endIdx)}return this._contents},enumerable:true},length:{get:function(){return this.endIdx-this.startIdx},enumerable:true}});module.exports=Interval},{"./common":44,"./errors":45,"./util":65}],37:[function(require,module,exports){"use strict";var common=require("./common");var util=require("./util");var Interval=require("./Interval");function MatchResult(matcher,input,startExpr,cst,cstOffset,rightmostFailurePosition,optRecordedFailures){this.matcher=matcher;this.input=input;this.startExpr=startExpr;this._cst=cst;this._cstOffset=cstOffset;this._rightmostFailurePosition=rightmostFailurePosition;this._rightmostFailures=optRecordedFailures;if(this.failed()){common.defineLazyProperty(this,"message",function(){var detail="Expected "+this.getExpectedText();return util.getLineAndColumnMessage(this.input,this.getRightmostFailurePosition())+detail});common.defineLazyProperty(this,"shortMessage",function(){var detail="expected "+this.getExpectedText();var errorInfo=util.getLineAndColumn(this.input,this.getRightmostFailurePosition());return"Line "+errorInfo.lineNum+", col "+errorInfo.colNum+": "+detail})}}MatchResult.prototype.succeeded=function(){return!!this._cst};MatchResult.prototype.failed=function(){return!this.succeeded()};MatchResult.prototype.getRightmostFailurePosition=function(){return this._rightmostFailurePosition};MatchResult.prototype.getRightmostFailures=function(){if(!this._rightmostFailures){this.matcher.setInput(this.input);var matchResultWithFailures=this.matcher._match(this.startExpr,false,this.getRightmostFailurePosition());this._rightmostFailures=matchResultWithFailures.getRightmostFailures()}return this._rightmostFailures};MatchResult.prototype.toString=function(){return this.succeeded()?"[match succeeded]":"[match failed at position "+this.getRightmostFailurePosition()+"]"};MatchResult.prototype.getExpectedText=function(){if(this.succeeded()){throw new Error("cannot get expected text of a successful MatchResult")}var sb=new common.StringBuffer;var failures=this.getRightmostFailures();failures=failures.filter(function(failure){return!failure.isFluffy()});for(var idx=0;idx<failures.length;idx++){if(idx>0){if(idx===failures.length-1){sb.append(failures.length>2?", or ":" or ")}else{sb.append(", ")}}sb.append(failures[idx].toString())}return sb.contents()};MatchResult.prototype.getInterval=function(){var pos=this.getRightmostFailurePosition();return new Interval(this.input,pos,pos)};module.exports=MatchResult},{"./Interval":36,"./common":44,"./util":65}],38:[function(require,module,exports){"use strict";var InputStream=require("./InputStream");var MatchResult=require("./MatchResult");var PosInfo=require("./PosInfo");var Trace=require("./Trace");var pexprs=require("./pexprs");var applySpaces=new pexprs.Apply("spaces");function MatchState(matcher,startExpr,optPositionToRecordFailures){this.matcher=matcher;this.startExpr=startExpr;this.grammar=matcher.grammar;this.input=matcher.input;this.inputStream=new InputStream(matcher.input);this.memoTable=matcher.memoTable;this._bindings=[];this._bindingOffsets=[];this._applicationStack=[];this._posStack=[0];this.inLexifiedContextStack=[false];this.rightmostFailurePosition=-1;this._rightmostFailurePositionStack=[];this._recordedFailuresStack=[];if(optPositionToRecordFailures!==undefined){this.positionToRecordFailures=optPositionToRecordFailures;this.recordedFailures=Object.create(null)}}MatchState.prototype={posToOffset:function(pos){return pos-this._posStack[this._posStack.length-1]},enterApplication:function(posInfo,app){this._posStack.push(this.inputStream.pos);this._applicationStack.push(app);this.inLexifiedContextStack.push(false);posInfo.enter(app);this._rightmostFailurePositionStack.push(this.rightmostFailurePosition);this.rightmostFailurePosition=-1},exitApplication:function(posInfo,optNode){var origPos=this._posStack.pop();this._applicationStack.pop();this.inLexifiedContextStack.pop();posInfo.exit();this.rightmostFailurePosition=Math.max(this.rightmostFailurePosition,this._rightmostFailurePositionStack.pop());if(optNode){this.pushBinding(optNode,origPos)}},enterLexifiedContext:function(){this.inLexifiedContextStack.push(true)},exitLexifiedContext:function(){this.inLexifiedContextStack.pop()},currentApplication:function(){return this._applicationStack[this._applicationStack.length-1]},inSyntacticContext:function(){if(typeof this.inputStream.source!=="string"){return false}var currentApplication=this.currentApplication();if(currentApplication){return currentApplication.isSyntactic()&&!this.inLexifiedContext()}else{return this.startExpr.factors[0].isSyntactic()}},inLexifiedContext:function(){return this.inLexifiedContextStack[this.inLexifiedContextStack.length-1]},skipSpaces:function(){this.pushFailuresInfo();this.eval(applySpaces);this.popBinding();this.popFailuresInfo();return this.inputStream.pos},
skipSpacesIfInSyntacticContext:function(){return this.inSyntacticContext()?this.skipSpaces():this.inputStream.pos},maybeSkipSpacesBefore:function(expr){if(expr instanceof pexprs.Apply&&expr.isSyntactic()){return this.skipSpaces()}else if(expr.allowsSkippingPrecedingSpace()&&expr!==applySpaces){return this.skipSpacesIfInSyntacticContext()}else{return this.inputStream.pos}},pushBinding:function(node,origPos){this._bindings.push(node);this._bindingOffsets.push(this.posToOffset(origPos))},popBinding:function(){this._bindings.pop();this._bindingOffsets.pop()},numBindings:function(){return this._bindings.length},truncateBindings:function(newLength){while(this._bindings.length>newLength){this.popBinding()}},getCurrentPosInfo:function(){return this.getPosInfo(this.inputStream.pos)},getPosInfo:function(pos){var posInfo=this.memoTable[pos];if(!posInfo){posInfo=this.memoTable[pos]=new PosInfo}return posInfo},processFailure:function(pos,expr){this.rightmostFailurePosition=Math.max(this.rightmostFailurePosition,pos);if(this.recordedFailures&&pos===this.positionToRecordFailures){var app=this.currentApplication();if(app){expr=expr.substituteParams(app.args)}else{}this.recordFailure(expr.toFailure(this.grammar),false)}},recordFailure:function(failure,shouldCloneIfNew){var key=failure.toKey();if(!this.recordedFailures[key]){this.recordedFailures[key]=shouldCloneIfNew?failure.clone():failure}else if(this.recordedFailures[key].isFluffy()&&!failure.isFluffy()){this.recordedFailures[key].clearFluffy()}},recordFailures:function(failures,shouldCloneIfNew){var self=this;Object.keys(failures).forEach(function(key){self.recordFailure(failures[key],shouldCloneIfNew)})},cloneRecordedFailures:function(){if(!this.recordedFailures){return undefined}var ans=Object.create(null);var self=this;Object.keys(this.recordedFailures).forEach(function(key){ans[key]=self.recordedFailures[key].clone()});return ans},getRightmostFailurePosition:function(){return this.rightmostFailurePosition},_getRightmostFailureOffset:function(){return this.rightmostFailurePosition>=0?this.posToOffset(this.rightmostFailurePosition):-1},getMemoizedTraceEntry:function(pos,expr){var posInfo=this.memoTable[pos];if(posInfo&&expr.ruleName){var memoRec=posInfo.memo[expr.toMemoKey()];if(memoRec&&memoRec.traceEntry){var entry=memoRec.traceEntry.cloneWithExpr(expr);entry.isMemoized=true;return entry}}return null},getTraceEntry:function(pos,expr,succeeded,bindings){if(expr instanceof pexprs.Apply){var app=this.currentApplication();var actuals=app?app.args:[];expr=expr.substituteParams(actuals)}return this.getMemoizedTraceEntry(pos,expr)||new Trace(this.input,pos,this.inputStream.pos,expr,succeeded,bindings,this.trace)},isTracing:function(){return!!this.trace},hasNecessaryInfo:function(memoRec){if(this.trace&&!memoRec.traceEntry){return false}if(this.recordedFailures&&this.inputStream.pos+memoRec.rightmostFailureOffset===this.positionToRecordFailures){return!!memoRec.failuresAtRightmostPosition}return true},useMemoizedResult:function(origPos,memoRec){if(this.trace){this.trace.push(memoRec.traceEntry)}var memoRecRightmostFailurePosition=this.inputStream.pos+memoRec.rightmostFailureOffset;this.rightmostFailurePosition=Math.max(this.rightmostFailurePosition,memoRecRightmostFailurePosition);if(this.recordedFailures&&this.positionToRecordFailures===memoRecRightmostFailurePosition&&memoRec.failuresAtRightmostPosition){this.recordFailures(memoRec.failuresAtRightmostPosition,true)}this.inputStream.examinedLength=Math.max(this.inputStream.examinedLength,memoRec.examinedLength+origPos);if(memoRec.value){this.inputStream.pos+=memoRec.matchLength;this.pushBinding(memoRec.value,origPos);return true}return false},eval:function(expr){var inputStream=this.inputStream;var origNumBindings=this._bindings.length;var origRecordedFailures;if(this.recordedFailures){origRecordedFailures=this.recordedFailures;this.recordedFailures=Object.create(null)}var origPos=inputStream.pos;var memoPos=this.maybeSkipSpacesBefore(expr);var origTrace;if(this.trace){origTrace=this.trace;this.trace=[]}var ans=expr.eval(this);if(this.trace){var bindings=this._bindings.slice(origNumBindings);var traceEntry=this.getTraceEntry(memoPos,expr,ans,bindings);traceEntry.isImplicitSpaces=expr===applySpaces;traceEntry.isRootNode=expr===this.startExpr;origTrace.push(traceEntry);this.trace=origTrace}if(ans){if(this.recordedFailures&&inputStream.pos===this.positionToRecordFailures){var self=this;Object.keys(this.recordedFailures).forEach(function(key){self.recordedFailures[key].makeFluffy()})}}else{inputStream.pos=origPos;this.truncateBindings(origNumBindings)}if(this.recordedFailures){this.recordFailures(origRecordedFailures,false)}return ans},getMatchResult:function(){this.eval(this.startExpr);var rightmostFailures;if(this.recordedFailures){var self=this;rightmostFailures=Object.keys(this.recordedFailures).map(function(key){return self.recordedFailures[key]})}return new MatchResult(this.matcher,this.input,this.startExpr,this._bindings[0],this._bindingOffsets[0],this.rightmostFailurePosition,rightmostFailures)},getTrace:function(){this.trace=[];var matchResult=this.getMatchResult();var rootTrace=this.trace[this.trace.length-1];rootTrace.result=matchResult;return rootTrace},pushFailuresInfo:function(){this._rightmostFailurePositionStack.push(this.rightmostFailurePosition);this._recordedFailuresStack.push(this.recordedFailures)},popFailuresInfo:function(){this.rightmostFailurePosition=this._rightmostFailurePositionStack.pop();this.recordedFailures=this._recordedFailuresStack.pop()}};module.exports=MatchState},{"./InputStream":35,"./MatchResult":37,"./PosInfo":41,"./Trace":43,"./pexprs":64}],39:[function(require,module,exports){"use strict";var MatchState=require("./MatchState");var pexprs=require("./pexprs");function Matcher(grammar){this.grammar=grammar;this.memoTable=[];this.input=""}Matcher.prototype.getInput=function(){return this.input};Matcher.prototype.setInput=function(str){if(this.input!==str){this.replaceInputRange(0,this.input.length,str)}return this};Matcher.prototype.replaceInputRange=function(startIdx,endIdx,str){var currentInput=this.input;if(startIdx<0||startIdx>currentInput.length||endIdx<0||endIdx>currentInput.length||startIdx>endIdx){throw new Error("Invalid indices: "+startIdx+" and "+endIdx)}this.input=currentInput.slice(0,startIdx)+str+currentInput.slice(endIdx);var restOfMemoTable=this.memoTable.slice(endIdx);this.memoTable.length=startIdx;for(var idx=0;idx<str.length;idx++){this.memoTable.push(undefined)}restOfMemoTable.forEach(function(posInfo){this.memoTable.push(posInfo)},this);for(var pos=0;pos<startIdx;pos++){var posInfo=this.memoTable[pos];if(posInfo){posInfo.clearObsoleteEntries(pos,startIdx)}}return this};Matcher.prototype.match=function(optStartApplicationStr){return this._match(this._getStartExpr(optStartApplicationStr),false)};Matcher.prototype.trace=function(optStartApplicationStr){return this._match(this._getStartExpr(optStartApplicationStr),true)};Matcher.prototype._match=function(startExpr,tracing,optPositionToRecordFailures){var state=new MatchState(this,startExpr,optPositionToRecordFailures);return tracing?state.getTrace():state.getMatchResult()};Matcher.prototype._getStartExpr=function(optStartApplicationStr){var applicationStr=optStartApplicationStr||this.grammar.defaultStartRule;if(!applicationStr){throw new Error("Missing start rule argument -- the grammar has no default start rule.")}var startApp=this.grammar.parseApplication(applicationStr);return new pexprs.Seq([startApp,pexprs.end])};module.exports=Matcher},{"./MatchState":38,"./pexprs":64}],40:[function(require,module,exports){"use strict";var extend=require("util-extend");function Namespace(){}Namespace.prototype=Object.create(null);Namespace.asNamespace=function(objOrNamespace){if(objOrNamespace instanceof Namespace){return objOrNamespace}return Namespace.createNamespace(objOrNamespace)};Namespace.createNamespace=function(optProps){return Namespace.extend(Namespace.prototype,optProps)};Namespace.extend=function(namespace,optProps){if(namespace!==Namespace.prototype&&!(namespace instanceof Namespace)){throw new TypeError("not a Namespace object: "+namespace)}var ns=Object.create(namespace,{constructor:{value:Namespace,enumerable:false,writable:true,configurable:true}});return extend(ns,optProps)};Namespace.toString=function(ns){return Object.prototype.toString.call(ns)};module.exports=Namespace},{"util-extend":29}],41:[function(require,module,exports){"use strict";function PosInfo(){this.applicationMemoKeyStack=[];this.memo={};this.maxExaminedLength=0;this.maxRightmostFailureOffset=-1;this.currentLeftRecursion=undefined}PosInfo.prototype={isActive:function(application){return this.applicationMemoKeyStack.indexOf(application.toMemoKey())>=0},enter:function(application){this.applicationMemoKeyStack.push(application.toMemoKey())},exit:function(){this.applicationMemoKeyStack.pop()},startLeftRecursion:function(headApplication,memoRec){memoRec.isLeftRecursion=true;memoRec.headApplication=headApplication;memoRec.nextLeftRecursion=this.currentLeftRecursion;this.currentLeftRecursion=memoRec;var applicationMemoKeyStack=this.applicationMemoKeyStack;var indexOfFirstInvolvedRule=applicationMemoKeyStack.indexOf(headApplication.toMemoKey())+1;var involvedApplicationMemoKeys=applicationMemoKeyStack.slice(indexOfFirstInvolvedRule);memoRec.isInvolved=function(applicationMemoKey){return involvedApplicationMemoKeys.indexOf(applicationMemoKey)>=0};memoRec.updateInvolvedApplicationMemoKeys=function(){for(var idx=indexOfFirstInvolvedRule;idx<applicationMemoKeyStack.length;idx++){var applicationMemoKey=applicationMemoKeyStack[idx];if(!this.isInvolved(applicationMemoKey)){involvedApplicationMemoKeys.push(applicationMemoKey)}}}},endLeftRecursion:function(){this.currentLeftRecursion=this.currentLeftRecursion.nextLeftRecursion},shouldUseMemoizedResult:function(memoRec){if(!memoRec.isLeftRecursion){return true}var applicationMemoKeyStack=this.applicationMemoKeyStack;for(var idx=0;idx<applicationMemoKeyStack.length;idx++){var applicationMemoKey=applicationMemoKeyStack[idx];if(memoRec.isInvolved(applicationMemoKey)){return false}}return true},memoize:function(memoKey,memoRec){this.memo[memoKey]=memoRec;this.maxExaminedLength=Math.max(this.maxExaminedLength,memoRec.examinedLength);this.maxRightmostFailureOffset=Math.max(this.maxRightmostFailureOffset,memoRec.rightmostFailureOffset);return memoRec},clearObsoleteEntries:function(pos,invalidatedIdx){if(pos+this.maxExaminedLength<=invalidatedIdx){return}var memo=this.memo;this.maxExaminedLength=0;this.maxRightmostFailureOffset=-1;var self=this;Object.keys(memo).forEach(function(k){var memoRec=memo[k];if(pos+memoRec.examinedLength>invalidatedIdx){delete memo[k]}else{self.maxExaminedLength=Math.max(self.maxExaminedLength,memoRec.examinedLength);self.maxRightmostFailureOffset=Math.max(self.maxRightmostFailureOffset,memoRec.rightmostFailureOffset)}})}};module.exports=PosInfo},{}],42:[function(require,module,exports){"use strict";var Symbol=require("es6-symbol");var inherits=require("inherits");var InputStream=require("./InputStream");var IterationNode=require("./nodes").IterationNode;var MatchResult=require("./MatchResult");var common=require("./common");var errors=require("./errors");var util=require("./util");var globalActionStack=[];var prototypeGrammar;var prototypeGrammarSemantics;function jsonToJS(str){var output=str.replace(/[\u2028\u2029]/g,function(char,pos,str){var hex=char.codePointAt(0).toString(16);return"\\u"+"0000".slice(hex.length)+hex});return output}function Wrapper(){}Wrapper.prototype.toString=function(){return"[semantics wrapper for "+this._node.grammar.name+"]"};Wrapper.prototype.toJSON=function(){return this.toString()};Wrapper.prototype._forgetMemoizedResultFor=function(attributeName){delete this._node[this._semantics.attributeKeys[attributeName]];this.children.forEach(function(child){child._forgetMemoizedResultFor(attributeName)})};Wrapper.prototype.child=function(idx){if(!(0<=idx&&idx<this._node.numChildren())){return undefined}var childWrapper=this._childWrappers[idx];if(!childWrapper){var childNode=this._node.childAt(idx);var offset=this._node.childOffsets[idx];var source=this._baseInterval.subInterval(offset,childNode.matchLength);var base=childNode.isNonterminal()?source:this._baseInterval;childWrapper=this._childWrappers[idx]=this._semantics.wrap(childNode,source,base)}return childWrapper};Wrapper.prototype._children=function(){for(var idx=0;idx<this._node.numChildren();idx++){this.child(idx)}return this._childWrappers};Wrapper.prototype.isIteration=function(){return this._node.isIteration()};Wrapper.prototype.isTerminal=function(){return this._node.isTerminal()};Wrapper.prototype.isNonterminal=function(){return this._node.isNonterminal()};Wrapper.prototype.isSyntactic=function(){return this.isNonterminal()&&this._node.isSyntactic()};Wrapper.prototype.isLexical=function(){return this.isNonterminal()&&this._node.isLexical()};Wrapper.prototype.isOptional=function(){return this._node.isOptional()};Wrapper.prototype.iteration=function(optChildWrappers){var childWrappers=optChildWrappers||[];var childNodes=childWrappers.map(function(c){return c._node});var iter=new IterationNode(this._node.grammar,childNodes,[],-1,false);var wrapper=this._semantics.wrap(iter,null,null);wrapper._childWrappers=childWrappers;return wrapper};Object.defineProperties(Wrapper.prototype,{children:{get:function(){return this._children()}},ctorName:{get:function(){return this._node.ctorName}},interval:{get:function(){throw new Error("The `interval` property is deprecated -- use `source` instead")}},numChildren:{get:function(){return this._node.numChildren()}},primitiveValue:{get:function(){if(this.isTerminal()){return this._node.primitiveValue}throw new TypeError("tried to access the 'primitiveValue' attribute of a non-terminal CST node")}},sourceString:{get:function(){return this.source.contents}}});function Semantics(grammar,superSemantics){var self=this;this.grammar=grammar;this.checkedActionDicts=false;this.Wrapper=function(node,sourceInterval,baseInterval){self.checkActionDictsIfHaventAlready();this._semantics=self;this._node=node;this.source=sourceInterval;this._baseInterval=baseInterval;if(node.isNonterminal()){common.assert(sourceInterval===baseInterval)}this._childWrappers=[]};this.super=superSemantics;if(superSemantics){if(!(grammar.equals(this.super.grammar)||grammar._inheritsFrom(this.super.grammar))){throw new Error("Cannot extend a semantics for grammar '"+this.super.grammar.name+"' for use with grammar '"+grammar.name+"' (not a sub-grammar)")}inherits(this.Wrapper,this.super.Wrapper);this.operations=Object.create(this.super.operations);this.attributes=Object.create(this.super.attributes);this.attributeKeys=Object.create(null);for(var attributeName in this.attributes){this.attributeKeys[attributeName]=Symbol()}}else{inherits(this.Wrapper,Wrapper);this.operations=Object.create(null);this.attributes=Object.create(null);this.attributeKeys=Object.create(null)}}Semantics.prototype.toString=function(){return"[semantics for "+this.grammar.name+"]"};Semantics.prototype.checkActionDictsIfHaventAlready=function(){if(!this.checkedActionDicts){this.checkActionDicts();this.checkedActionDicts=true}};Semantics.prototype.checkActionDicts=function(){var name;for(name in this.operations){this.operations[name].checkActionDict(this.grammar)}for(name in this.attributes){this.attributes[name].checkActionDict(this.grammar)}};Semantics.prototype.toRecipe=function(semanticsOnly){function hasSuperSemantics(s){return s.super!==Semantics.BuiltInSemantics._getSemantics()}var str="(function(g) {\n";if(hasSuperSemantics(this)){str+="  var semantics = "+this.super.toRecipe(true)+"(g";var superSemanticsGrammar=this.super.grammar;var relatedGrammar=this.grammar;while(relatedGrammar!==superSemanticsGrammar){str+=".superGrammar";relatedGrammar=relatedGrammar.superGrammar}str+=");\n";str+="  return g.extendSemantics(semantics)"}else{str+="  return g.createSemantics()"}["Operation","Attribute"].forEach(function(type){var semanticOperations=this[type.toLowerCase()+"s"];Object.keys(semanticOperations).forEach(function(name){var signature=name;if(semanticOperations[name].formals.length>0){signature+="("+semanticOperations[name].formals.join(", ")+")"}var method;if(hasSuperSemantics(this)&&this.super[type.toLowerCase()+"s"][name]){method="extend"+type}else{method="add"+type}str+="\n    ."+method+"("+JSON.stringify(signature)+", {";var actions=semanticOperations[name].actionDict;var srcArray=[];Object.keys(actions).forEach(function(actionName){if(semanticOperations[name].builtInDefault!==actions[actionName]){srcArray.push("\n      "+JSON.stringify(actionName)+": "+actions[actionName].toString())}});str+=srcArray.join(",");str+="\n    })"},this)},this);str+=";\n  })";if(!semanticsOnly){str="(function() {\n"+"  var grammar = this.fromRecipe("+jsonToJS(this.grammar.toRecipe())+");\n"+"  var semantics = "+str+"(grammar);\n"+"  return semantics;\n"+"});\n"}return str};function parseSignature(signature,type){if(!prototypeGrammar){common.assert(signature.indexOf("(")===-1);return{name:signature,formals:[]}}var r=prototypeGrammar.match(signature,type==="operation"?"OperationSignature":"AttributeSignature");if(r.failed()){throw new Error(r.message)}return prototypeGrammarSemantics(r).parse()}function newDefaultAction(type,name,doIt){return function(children){var self=this;var thisThing=this._semantics.operations[name]||this._semantics.attributes[name];var args=thisThing.formals.map(function(formal){return self.args[formal]});if(this.isIteration()){return children.map(function(child){return doIt.apply(child,args)})}if(children.length===1){return doIt.apply(children[0],args)}else{throw errors.missingSemanticAction(this.ctorName,name,type,globalActionStack)}}}Semantics.prototype.addOperationOrAttribute=function(type,signature,actionDict){var typePlural=type+"s";var parsedNameAndFormalArgs=parseSignature(signature,type);var name=parsedNameAndFormalArgs.name;var formals=parsedNameAndFormalArgs.formals;this.assertNewName(name,type);var builtInDefault=newDefaultAction(type,name,doIt);var realActionDict={_default:builtInDefault};Object.keys(actionDict).forEach(function(name){realActionDict[name]=actionDict[name]});var entry=type==="operation"?new Operation(name,formals,realActionDict,builtInDefault):new Attribute(name,realActionDict,builtInDefault);entry.checkActionDict(this.grammar);this[typePlural][name]=entry;function doIt(){var thisThing=this._semantics[typePlural][name];if(arguments.length!==thisThing.formals.length){throw new Error("Invalid number of arguments passed to "+name+" "+type+" (expected "+thisThing.formals.length+", got "+arguments.length+")")}var args=Object.create(null);for(var idx=0;idx<arguments.length;idx++){var formal=thisThing.formals[idx];args[formal]=arguments[idx]}var oldArgs=this.args;this.args=args;var ans=thisThing.execute(this._semantics,this);this.args=oldArgs;return ans}if(type==="operation"){this.Wrapper.prototype[name]=doIt;this.Wrapper.prototype[name].toString=function(){return"["+name+" operation]"}}else{Object.defineProperty(this.Wrapper.prototype,name,{get:doIt,configurable:true});this.attributeKeys[name]=Symbol()}};Semantics.prototype.extendOperationOrAttribute=function(type,name,actionDict){var typePlural=type+"s";parseSignature(name,"attribute");if(!(this.super&&name in this.super[typePlural])){throw new Error("Cannot extend "+type+" '"+name+"': did not inherit an "+type+" with that name")}if(Object.prototype.hasOwnProperty.call(this[typePlural],name)){throw new Error("Cannot extend "+type+" '"+name+"' again")}var inheritedFormals=this[typePlural][name].formals;var inheritedActionDict=this[typePlural][name].actionDict;var newActionDict=Object.create(inheritedActionDict);Object.keys(actionDict).forEach(function(name){newActionDict[name]=actionDict[name]});this[typePlural][name]=type==="operation"?new Operation(name,inheritedFormals,newActionDict):new Attribute(name,newActionDict);this[typePlural][name].checkActionDict(this.grammar)};Semantics.prototype.assertNewName=function(name,type){if(Wrapper.prototype.hasOwnProperty(name)){throw new Error("Cannot add "+type+" '"+name+"': that's a reserved name")}if(name in this.operations){throw new Error("Cannot add "+type+" '"+name+"': an operation with that name already exists")}if(name in this.attributes){throw new Error("Cannot add "+type+" '"+name+"': an attribute with that name already exists")}};Semantics.prototype.wrap=function(node,source,optBaseInterval){var baseInterval=optBaseInterval||source;return node instanceof this.Wrapper?node:new this.Wrapper(node,source,baseInterval)};Semantics.createSemantics=function(grammar,optSuperSemantics){var s=new Semantics(grammar,optSuperSemantics!==undefined?optSuperSemantics:Semantics.BuiltInSemantics._getSemantics());var proxy=function ASemantics(matchResult){if(!(matchResult instanceof MatchResult)){throw new TypeError("Semantics expected a MatchResult, but got "+common.unexpectedObjToString(matchResult))}if(matchResult.failed()){throw new TypeError("cannot apply Semantics to "+matchResult.toString())}var cst=matchResult._cst;if(cst.grammar!==grammar){throw new Error("Cannot use a MatchResult from grammar '"+cst.grammar.name+"' with a semantics for '"+grammar.name+"'")}var inputStream=new InputStream(matchResult.input);return s.wrap(cst,inputStream.interval(matchResult._cstOffset,matchResult.input.length))};proxy.addOperation=function(signature,actionDict){s.addOperationOrAttribute("operation",signature,actionDict);return proxy};proxy.extendOperation=function(name,actionDict){s.extendOperationOrAttribute("operation",name,actionDict);return proxy};proxy.addAttribute=function(name,actionDict){s.addOperationOrAttribute("attribute",name,actionDict);return proxy};proxy.extendAttribute=function(name,actionDict){s.extendOperationOrAttribute("attribute",name,actionDict);return proxy};proxy._getActionDict=function(operationOrAttributeName){var action=s.operations[operationOrAttributeName]||s.attributes[operationOrAttributeName];if(!action){throw new Error('"'+operationOrAttributeName+'" is not a valid operation or attribute '+'name in this semantics for "'+grammar.name+'"')}return action.actionDict};proxy._remove=function(operationOrAttributeName){var semantic;if(operationOrAttributeName in s.operations){semantic=s.operations[operationOrAttributeName];delete s.operations[operationOrAttributeName]}else if(operationOrAttributeName in s.attributes){semantic=s.attributes[operationOrAttributeName];delete s.attributes[operationOrAttributeName]}delete s.Wrapper.prototype[operationOrAttributeName];return semantic};proxy.getOperationNames=function(){return Object.keys(s.operations)};proxy.getAttributeNames=function(){return Object.keys(s.attributes)};proxy.getGrammar=function(){return s.grammar};proxy.toRecipe=function(semanticsOnly){return s.toRecipe(semanticsOnly)};proxy.toString=s.toString.bind(s);proxy._getSemantics=function(){return s};return proxy};function Operation(name,formals,actionDict,builtInDefault){this.name=name;this.formals=formals;this.actionDict=actionDict;this.builtInDefault=builtInDefault}Operation.prototype.typeName="operation";Operation.prototype.checkActionDict=function(grammar){grammar._checkTopDownActionDict(this.typeName,this.name,this.actionDict)};Operation.prototype.execute=function(semantics,nodeWrapper){try{var ctorName=nodeWrapper._node.ctorName;var actionFn=this.actionDict[ctorName];var ans;if(actionFn){globalActionStack.push([this,ctorName]);ans=this.doAction(semantics,nodeWrapper,actionFn,nodeWrapper.isIteration());return ans}if(nodeWrapper.isNonterminal()){actionFn=this.actionDict._nonterminal;if(actionFn){globalActionStack.push([this,"_nonterminal",ctorName]);ans=this.doAction(semantics,nodeWrapper,actionFn,true);return ans}}globalActionStack.push([this,"default action",ctorName]);ans=this.doAction(semantics,nodeWrapper,this.actionDict._default,true);return ans}finally{globalActionStack.pop()}};Operation.prototype.doAction=function(semantics,nodeWrapper,actionFn,optPassChildrenAsArray){return optPassChildrenAsArray?actionFn.call(nodeWrapper,nodeWrapper._children()):actionFn.apply(nodeWrapper,nodeWrapper._children())};function Attribute(name,actionDict,builtInDefault){this.name=name;this.formals=[];this.actionDict=actionDict;this.builtInDefault=builtInDefault}inherits(Attribute,Operation);Attribute.prototype.typeName="attribute";Attribute.prototype.execute=function(semantics,nodeWrapper){var node=nodeWrapper._node;var key=semantics.attributeKeys[this.name];if(!node.hasOwnProperty(key)){node[key]=Operation.prototype.execute.call(this,semantics,nodeWrapper)}return node[key]};util.awaitBuiltInRules(function(builtInRules){var operationsAndAttributesGrammar=require("../dist/operations-and-attributes");initBuiltInSemantics(builtInRules);initPrototypeParser(operationsAndAttributesGrammar)});function initBuiltInSemantics(builtInRules){var actions={empty:function(){return this.iteration()},nonEmpty:function(first,_,rest){return this.iteration([first].concat(rest.children))}};Semantics.BuiltInSemantics=Semantics.createSemantics(builtInRules,null).addOperation("asIteration",{emptyListOf:actions.empty,nonemptyListOf:actions.nonEmpty,EmptyListOf:actions.empty,NonemptyListOf:actions.nonEmpty})}function initPrototypeParser(grammar){prototypeGrammarSemantics=grammar.createSemantics().addOperation("parse",{AttributeSignature:function(name){return{name:name.parse(),formals:[]}},OperationSignature:function(name,optFormals){return{name:name.parse(),formals:optFormals.parse()[0]||[]}},Formals:function(oparen,fs,cparen){return fs.asIteration().parse()},name:function(first,rest){return this.sourceString}});prototypeGrammar=grammar}module.exports=Semantics},{"../dist/operations-and-attributes":3,"./InputStream":35,"./MatchResult":37,"./common":44,"./errors":45,"./nodes":47,"./util":65,"es6-symbol":22,inherits:27}],43:[function(require,module,exports){"use strict";var Interval=require("./Interval");var common=require("./common");var BALLOT_X="✗";var CHECK_MARK="✓";var DOT_OPERATOR="⋅";var RIGHTWARDS_DOUBLE_ARROW="⇒";var SYMBOL_FOR_HORIZONTAL_TABULATION="␉";var SYMBOL_FOR_LINE_FEED="␊";var SYMBOL_FOR_CARRIAGE_RETURN="␍";var Flags={succeeded:1<<0,isRootNode:1<<1,isImplicitSpaces:1<<2,isMemoized:1<<3,isHeadOfLeftRecursion:1<<4,terminatesLR:1<<5};function spaces(n){return common.repeat(" ",n).join("")}function getInputExcerpt(input,pos,len){var excerpt=asEscapedString(input.slice(pos,pos+len));if(excerpt.length<len){return excerpt+common.repeat(" ",len-excerpt.length).join("")}return excerpt}function asEscapedString(obj){if(typeof obj==="string"){return obj.replace(/ /g,DOT_OPERATOR).replace(/\t/g,SYMBOL_FOR_HORIZONTAL_TABULATION).replace(/\n/g,SYMBOL_FOR_LINE_FEED).replace(/\r/g,SYMBOL_FOR_CARRIAGE_RETURN)}return String(obj)}function Trace(input,pos1,pos2,expr,succeeded,bindings,optChildren){this.input=input;this.pos=this.pos1=pos1;this.pos2=pos2;this.source=new Interval(input,pos1,pos2);this.expr=expr;this.bindings=bindings;this.children=optChildren||[];this.terminatingLREntry=null;this._flags=succeeded?Flags.succeeded:0}Trace.prototype.SKIP={};Object.defineProperty(Trace.prototype,"displayString",{get:function(){return this.expr.toDisplayString()}});Object.keys(Flags).forEach(function(name){var mask=Flags[name];Object.defineProperty(Trace.prototype,name,{get:function(){return(this._flags&mask)!==0},set:function(val){if(val){this._flags|=mask}else{this._flags&=~mask}}})});Trace.prototype.clone=function(){return this.cloneWithExpr(this.expr)};Trace.prototype.cloneWithExpr=function(expr){var ans=new Trace(this.input,this.pos,this.pos2,expr,this.succeeded,this.bindings,this.children);ans.isHeadOfLeftRecursion=this.isHeadOfLeftRecursion;ans.isImplicitSpaces=this.isImplicitSpaces;ans.isMemoized=this.isMemoized;ans.isRootNode=this.isRootNode;ans.terminatesLR=this.terminatesLR;ans.terminatingLREntry=this.terminatingLREntry;return ans};Trace.prototype.recordLRTermination=function(ruleBodyTrace,value){this.terminatingLREntry=new Trace(this.input,this.pos,this.pos2,this.expr,false,[value],[ruleBodyTrace]);this.terminatingLREntry.terminatesLR=true};Trace.prototype.walk=function(visitorObjOrFn,optThisArg){var visitor=visitorObjOrFn;if(typeof visitor==="function"){visitor={enter:visitor}}function _walk(node,parent,depth){var recurse=true;if(visitor.enter){if(visitor.enter.call(optThisArg,node,parent,depth)===Trace.prototype.SKIP){recurse=false}}if(recurse){node.children.forEach(function(child){_walk(child,node,depth+1)});if(visitor.exit){visitor.exit.call(optThisArg,node,parent,depth)}}}if(this.isRootNode){this.children.forEach(function(c){_walk(c,null,0)})}else{_walk(this,null,0)}};Trace.prototype.toString=function(){var sb=new common.StringBuffer;this.walk(function(node,parent,depth){if(!node){return this.SKIP}var ctorName=node.expr.constructor.name;if(ctorName==="Alt"){return}sb.append(getInputExcerpt(node.input,node.pos,10)+spaces(depth*2+1));sb.append((node.succeeded?CHECK_MARK:BALLOT_X)+" "+node.displayString);if(node.isHeadOfLeftRecursion){sb.append(" (LR)")}if(node.succeeded){var contents=asEscapedString(node.source.contents);sb.append(" "+RIGHTWARDS_DOUBLE_ARROW+"  ");sb.append(typeof contents==="string"?'"'+contents+'"':contents)}sb.append("\n")}.bind(this));return sb.contents()};module.exports=Trace},{"./Interval":36,"./common":44}],44:[function(require,module,exports){"use strict";var extend=require("util-extend");var escapeStringFor={};for(var c=0;c<128;c++){escapeStringFor[c]=String.fromCharCode(c)}escapeStringFor["'".charCodeAt(0)]="\\'";escapeStringFor['"'.charCodeAt(0)]='\\"';escapeStringFor["\\".charCodeAt(0)]="\\\\";escapeStringFor["\b".charCodeAt(0)]="\\b";escapeStringFor["\f".charCodeAt(0)]="\\f";escapeStringFor["\n".charCodeAt(0)]="\\n";escapeStringFor["\r".charCodeAt(0)]="\\r";escapeStringFor["\t".charCodeAt(0)]="\\t";escapeStringFor["\v".charCodeAt(0)]="\\v";exports.abstract=function(optMethodName){var methodName=optMethodName||"";return function(){throw new Error("this method "+methodName+" is abstract! "+"(it has no implementation in class "+this.constructor.name+")")}};exports.assert=function(cond,message){if(!cond){throw new Error(message)}};exports.defineLazyProperty=function(obj,propName,getterFn){var memo;Object.defineProperty(obj,propName,{get:function(){if(!memo){memo=getterFn.call(this)}return memo}})};exports.clone=function(obj){if(obj){return extend({},obj)}return obj};exports.extend=extend;exports.repeatFn=function(fn,n){var arr=[];while(n-- >0){arr.push(fn())}return arr};exports.repeatStr=function(str,n){return new Array(n+1).join(str)};exports.repeat=function(x,n){return exports.repeatFn(function(){return x},n)};exports.getDuplicates=function(array){var duplicates=[];for(var idx=0;idx<array.length;idx++){var x=array[idx];if(array.lastIndexOf(x)!==idx&&duplicates.indexOf(x)<0){duplicates.push(x)}}return duplicates};exports.copyWithoutDuplicates=function(array){var noDuplicates=[];array.forEach(function(entry){if(noDuplicates.indexOf(entry)<0){noDuplicates.push(entry)}});return noDuplicates};exports.isSyntactic=function(ruleName){var firstChar=ruleName[0];return firstChar===firstChar.toUpperCase()};exports.isLexical=function(ruleName){return!exports.isSyntactic(ruleName)};exports.padLeft=function(str,len,optChar){var ch=optChar||" ";if(str.length<len){return exports.repeatStr(ch,len-str.length)+str}return str};exports.StringBuffer=function(){this.strings=[]};exports.StringBuffer.prototype.append=function(str){this.strings.push(str)};exports.StringBuffer.prototype.contents=function(){return this.strings.join("")};exports.escapeChar=function(c,optDelim){var charCode=c.charCodeAt(0);if((c==='"'||c==="'")&&optDelim&&c!==optDelim){return c}else if(charCode<128){return escapeStringFor[charCode]}else if(128<=charCode&&charCode<256){return"\\x"+exports.padLeft(charCode.toString(16),2,"0")}else{
return"\\u"+exports.padLeft(charCode.toString(16),4,"0")}};exports.unescapeChar=function(s){if(s.charAt(0)==="\\"){switch(s.charAt(1)){case"b":return"\b";case"f":return"\f";case"n":return"\n";case"r":return"\r";case"t":return"\t";case"v":return"\v";case"x":return String.fromCharCode(parseInt(s.substring(2,4),16));case"u":return String.fromCharCode(parseInt(s.substring(2,6),16));default:return s.charAt(1)}}else{return s}};exports.unexpectedObjToString=function(obj){if(obj==null){return String(obj)}var baseToString=Object.prototype.toString.call(obj);try{var typeName;if(obj.constructor&&obj.constructor.name){typeName=obj.constructor.name}else if(baseToString.indexOf("[object ")===0){typeName=baseToString.slice(8,-1)}else{typeName=typeof obj}return typeName+": "+JSON.stringify(String(obj))}catch(e){return baseToString}}},{"util-extend":29}],45:[function(require,module,exports){"use strict";var Namespace=require("./Namespace");function createError(message,optInterval){var e;if(optInterval){e=new Error(optInterval.getLineAndColumnMessage()+message);e.shortMessage=message;e.interval=optInterval}else{e=new Error(message)}return e}function intervalSourcesDontMatch(){return createError("Interval sources don't match")}function grammarSyntaxError(matchFailure){var e=new Error;Object.defineProperty(e,"message",{get:function(){return matchFailure.message}});Object.defineProperty(e,"shortMessage",{get:function(){return"Expected "+matchFailure.getExpectedText()}});e.interval=matchFailure.getInterval();return e}function undeclaredGrammar(grammarName,namespace,interval){var message=namespace?"Grammar "+grammarName+" is not declared in namespace "+Namespace.toString(namespace):"Undeclared grammar "+grammarName;return createError(message,interval)}function duplicateGrammarDeclaration(grammar,namespace){return createError("Grammar "+grammar.name+" is already declared in this namespace")}function undeclaredRule(ruleName,grammarName,optInterval){return createError("Rule "+ruleName+" is not declared in grammar "+grammarName,optInterval)}function cannotOverrideUndeclaredRule(ruleName,grammarName,optSource){return createError("Cannot override rule "+ruleName+" because it is not declared in "+grammarName,optSource)}function cannotExtendUndeclaredRule(ruleName,grammarName,optSource){return createError("Cannot extend rule "+ruleName+" because it is not declared in "+grammarName,optSource)}function duplicateRuleDeclaration(ruleName,grammarName,declGrammarName,optSource){var message="Duplicate declaration for rule '"+ruleName+"' in grammar '"+grammarName+"'";if(grammarName!==declGrammarName){message+=" (originally declared in '"+declGrammarName+"')"}return createError(message,optSource)}function wrongNumberOfParameters(ruleName,expected,actual,source){return createError("Wrong number of parameters for rule "+ruleName+" (expected "+expected+", got "+actual+")",source)}function wrongNumberOfArguments(ruleName,expected,actual,expr){return createError("Wrong number of arguments for rule "+ruleName+" (expected "+expected+", got "+actual+")",expr.source)}function duplicateParameterNames(ruleName,duplicates,source){return createError("Duplicate parameter names in rule "+ruleName+": "+duplicates.join(", "),source)}function invalidParameter(ruleName,expr){return createError("Invalid parameter to rule "+ruleName+": "+expr+" has arity "+expr.getArity()+", but parameter expressions must have arity 1",expr.source)}function applicationOfSyntacticRuleFromLexicalContext(ruleName,applyExpr){return createError("Cannot apply syntactic rule "+ruleName+" from here (inside a lexical context)",applyExpr.source)}function incorrectArgumentType(expectedType,expr){return createError("Incorrect argument type: expected "+expectedType,expr.source)}function kleeneExprHasNullableOperand(kleeneExpr){return createError("Nullable expression "+kleeneExpr.expr.source.contents+" is not allowed inside '"+kleeneExpr.operator+"' (possible infinite loop)",kleeneExpr.expr.source)}function inconsistentArity(ruleName,expected,actual,expr){return createError("Rule "+ruleName+" involves an alternation which has inconsistent arity "+"(expected "+expected+", got "+actual+")",expr.source)}function duplicatePropertyNames(duplicates){return createError("Object pattern has duplicate property names: "+duplicates.join(", "))}function invalidConstructorCall(grammar,ctorName,children){return createError("Attempt to invoke constructor "+ctorName+" with invalid or unexpected arguments")}function multipleErrors(errors){var messages=errors.map(function(e){return e.message});return createError(["Errors:"].concat(messages).join("\n- "),errors[0].interval)}function missingSemanticAction(ctorName,name,type,stack){var stackTrace=stack.slice(0,-1).map(function(info){var ans="  "+info[0].name+" > "+info[1];return info.length===3?ans+" for '"+info[2]+"'":ans}).join("\n");stackTrace+="\n  "+name+" > "+ctorName;var where=type+" '"+name+"'";var message="Missing semantic action for '"+ctorName+"' in "+where+"\n"+"Action stack (most recent call last):\n"+stackTrace;var e=createError(message);e.name="missingSemanticAction";return e}module.exports={applicationOfSyntacticRuleFromLexicalContext:applicationOfSyntacticRuleFromLexicalContext,cannotExtendUndeclaredRule:cannotExtendUndeclaredRule,cannotOverrideUndeclaredRule:cannotOverrideUndeclaredRule,duplicateGrammarDeclaration:duplicateGrammarDeclaration,duplicateParameterNames:duplicateParameterNames,duplicatePropertyNames:duplicatePropertyNames,duplicateRuleDeclaration:duplicateRuleDeclaration,inconsistentArity:inconsistentArity,incorrectArgumentType:incorrectArgumentType,intervalSourcesDontMatch:intervalSourcesDontMatch,invalidConstructorCall:invalidConstructorCall,invalidParameter:invalidParameter,grammarSyntaxError:grammarSyntaxError,kleeneExprHasNullableOperand:kleeneExprHasNullableOperand,missingSemanticAction:missingSemanticAction,undeclaredGrammar:undeclaredGrammar,undeclaredRule:undeclaredRule,wrongNumberOfArguments:wrongNumberOfArguments,wrongNumberOfParameters:wrongNumberOfParameters,throwErrors:function(errors){if(errors.length===1){throw errors[0]}if(errors.length>1){throw multipleErrors(errors)}}}},{"./Namespace":40}],46:[function(require,module,exports){"use strict";var Builder=require("./Builder");var Grammar=require("./Grammar");var Namespace=require("./Namespace");var common=require("./common");var errors=require("./errors");var pexprs=require("./pexprs");var util=require("./util");var version=require("./version");var isBuffer=require("is-buffer");var ohmGrammar;var documentInterface={querySelector:function(sel){return document.querySelector(sel)},querySelectorAll:function(sel){return document.querySelectorAll(sel)}};function isElement(obj){return!!(obj&&obj.nodeType===1)}function isUndefined(obj){return obj===void 0}var MAX_ARRAY_INDEX=Math.pow(2,53)-1;function isArrayLike(obj){if(obj==null){return false}var length=obj.length;return typeof length==="number"&&length>=0&&length<=MAX_ARRAY_INDEX}function load(url){var req=new XMLHttpRequest;req.open("GET",url,false);try{req.send();if(req.status===0||req.status===200){return req.responseText}}catch(e){}throw new Error("unable to load url "+url)}function buildGrammar(match,namespace,optOhmGrammarForTesting){var builder=new Builder;var decl;var currentRuleName;var currentRuleFormals;var overriding=false;var metaGrammar=optOhmGrammarForTesting||ohmGrammar;var helpers=metaGrammar.createSemantics().addOperation("visit",{Grammar:function(n,s,open,rs,close){var grammarName=n.visit();decl=builder.newGrammar(grammarName,namespace);s.visit();rs.visit();var g=decl.build();g.source=this.source.trimmed();if(grammarName in namespace){throw errors.duplicateGrammarDeclaration(g,namespace)}namespace[grammarName]=g;return g},SuperGrammar:function(_,n){var superGrammarName=n.visit();if(superGrammarName==="null"){decl.withSuperGrammar(null)}else{if(!namespace||!(superGrammarName in namespace)){throw errors.undeclaredGrammar(superGrammarName,namespace,n.source)}decl.withSuperGrammar(namespace[superGrammarName])}},Rule_define:function(n,fs,d,_,b){currentRuleName=n.visit();currentRuleFormals=fs.visit()[0]||[];if(!decl.defaultStartRule&&decl.ensureSuperGrammar()!==Grammar.ProtoBuiltInRules){decl.withDefaultStartRule(currentRuleName)}var body=b.visit();var description=d.visit()[0];var source=this.source.trimmed();return decl.define(currentRuleName,currentRuleFormals,body,description,source)},Rule_override:function(n,fs,_,b){currentRuleName=n.visit();currentRuleFormals=fs.visit()[0]||[];overriding=true;var body=b.visit();var source=this.source.trimmed();var ans=decl.override(currentRuleName,currentRuleFormals,body,null,source);overriding=false;return ans},Rule_extend:function(n,fs,_,b){currentRuleName=n.visit();currentRuleFormals=fs.visit()[0]||[];var body=b.visit();var source=this.source.trimmed();var ans=decl.extend(currentRuleName,currentRuleFormals,body,null,source);return ans},RuleBody:function(_,terms){var args=terms.visit();return builder.alt.apply(builder,args).withSource(this.source)},Formals:function(opointy,fs,cpointy){return fs.visit()},Params:function(opointy,ps,cpointy){return ps.visit()},Alt:function(seqs){var args=seqs.visit();return builder.alt.apply(builder,args).withSource(this.source)},TopLevelTerm_inline:function(b,n){var inlineRuleName=currentRuleName+"_"+n.visit();var body=b.visit();var source=this.source.trimmed();var isNewRuleDeclaration=!(decl.superGrammar&&decl.superGrammar.rules[inlineRuleName]);if(overriding&&!isNewRuleDeclaration){decl.override(inlineRuleName,currentRuleFormals,body,null,source)}else{decl.define(inlineRuleName,currentRuleFormals,body,null,source)}var params=currentRuleFormals.map(function(formal){return builder.app(formal)});return builder.app(inlineRuleName,params).withSource(body.source)},Seq:function(expr){return builder.seq.apply(builder,expr.visit()).withSource(this.source)},Iter_star:function(x,_){return builder.star(x.visit()).withSource(this.source)},Iter_plus:function(x,_){return builder.plus(x.visit()).withSource(this.source)},Iter_opt:function(x,_){return builder.opt(x.visit()).withSource(this.source)},Pred_not:function(_,x){return builder.not(x.visit()).withSource(this.source)},Pred_lookahead:function(_,x){return builder.lookahead(x.visit()).withSource(this.source)},Lex_lex:function(_,x){return builder.lex(x.visit()).withSource(this.source)},Base_application:function(rule,ps){return builder.app(rule.visit(),ps.visit()[0]||[]).withSource(this.source)},Base_range:function(from,_,to){return builder.range(from.visit(),to.visit()).withSource(this.source)},Base_terminal:function(expr){return builder.terminal(expr.visit()).withSource(this.source)},Base_paren:function(open,x,close){return x.visit()},ruleDescr:function(open,t,close){return t.visit()},ruleDescrText:function(_){return this.sourceString.trim()},caseName:function(_,space1,n,space2,end){return n.visit()},name:function(first,rest){return this.sourceString},nameFirst:function(expr){},nameRest:function(expr){},terminal:function(open,cs,close){return cs.visit().join("")},oneCharTerminal:function(open,c,close){return c.visit()},terminalChar:function(_){return common.unescapeChar(this.sourceString)},escapeChar:function(_){return this.sourceString},NonemptyListOf:function(x,_,xs){return[x.visit()].concat(xs.visit())},EmptyListOf:function(){return[]},_terminal:function(){return this.primitiveValue}});return helpers(match).visit()}function compileAndLoad(source,namespace){var m=ohmGrammar.match(source,"Grammars");if(m.failed()){throw errors.grammarSyntaxError(m)}return buildGrammar(m,namespace)}function getScriptElementContents(el){if(!isElement(el)){throw new TypeError("Expected a DOM Node, got "+common.unexpectedObjToString(el))}if(el.type!=="text/ohm-js"){throw new Error('Expected a script tag with type="text/ohm-js", got '+el)}return el.getAttribute("src")?load(el.getAttribute("src")):el.innerHTML}function grammar(source,optNamespace){var ns=grammars(source,optNamespace);var grammarNames=Object.keys(ns);if(grammarNames.length===0){throw new Error("Missing grammar definition")}else if(grammarNames.length>1){var secondGrammar=ns[grammarNames[1]];var interval=secondGrammar.source;throw new Error(util.getLineAndColumnMessage(interval.sourceString,interval.startIdx)+"Found more than one grammar definition -- use ohm.grammars() instead.")}return ns[grammarNames[0]]}function grammars(source,optNamespace){var ns=Namespace.extend(Namespace.asNamespace(optNamespace));if(typeof source!=="string"){if(isBuffer(source)){source=source.toString()}else{throw new TypeError("Expected string as first argument, got "+common.unexpectedObjToString(source))}}compileAndLoad(source,ns);return ns}function grammarFromScriptElement(optNode){var node=optNode;if(isUndefined(node)){var nodeList=documentInterface.querySelectorAll('script[type="text/ohm-js"]');if(nodeList.length!==1){throw new Error('Expected exactly one script tag with type="text/ohm-js", found '+nodeList.length)}node=nodeList[0]}return grammar(getScriptElementContents(node))}function grammarsFromScriptElements(optNodeOrNodeList){if(isElement(optNodeOrNodeList)){return grammars(optNodeOrNodeList)}var nodeList=optNodeOrNodeList;if(isUndefined(nodeList)){nodeList=documentInterface.querySelectorAll('script[type="text/ohm-js"]')}else if(typeof nodeList==="string"||!isElement(nodeList)&&!isArrayLike(nodeList)){throw new TypeError("Expected a Node, NodeList, or Array, but got "+nodeList)}var ns=Namespace.createNamespace();for(var i=0;i<nodeList.length;++i){common.extend(ns,grammars(getScriptElementContents(nodeList[i]),ns))}return ns}function makeRecipe(recipe){if(typeof recipe==="function"){return recipe.call(new Builder)}else{if(typeof recipe==="string"){recipe=JSON.parse(recipe)}return(new Builder).fromRecipe(recipe)}}module.exports={createNamespace:Namespace.createNamespace,grammar:grammar,grammars:grammars,grammarFromScriptElement:grammarFromScriptElement,grammarsFromScriptElements:grammarsFromScriptElements,makeRecipe:makeRecipe,ohmGrammar:null,pexprs:pexprs,util:util,extras:require("../extras"),version:version};module.exports._buildGrammar=buildGrammar;module.exports._setDocumentInterfaceForTesting=function(doc){documentInterface=doc};Grammar.BuiltInRules=require("../dist/built-in-rules");util.announceBuiltInRules(Grammar.BuiltInRules);module.exports.ohmGrammar=ohmGrammar=require("../dist/ohm-grammar");Grammar.initApplicationParser(ohmGrammar,buildGrammar)},{"../dist/built-in-rules":1,"../dist/ohm-grammar":2,"../extras":5,"./Builder":30,"./Grammar":33,"./Namespace":40,"./common":44,"./errors":45,"./pexprs":64,"./util":65,"./version":66,"is-buffer":28}],47:[function(require,module,exports){"use strict";var inherits=require("inherits");var common=require("./common");function Node(grammar,ctorName,matchLength){this.grammar=grammar;this.ctorName=ctorName;this.matchLength=matchLength}Node.prototype.numChildren=function(){return this.children?this.children.length:0};Node.prototype.childAt=function(idx){if(this.children){return this.children[idx]}};Node.prototype.indexOfChild=function(arg){return this.children.indexOf(arg)};Node.prototype.hasChildren=function(){return this.numChildren()>1};Node.prototype.hasNoChildren=function(){return!this.hasChildren()};Node.prototype.onlyChild=function(){if(this.numChildren()!==1){throw new Error("cannot get only child of a node of type "+this.ctorName+" (it has "+this.numChildren()+" children)")}else{return this.firstChild()}};Node.prototype.firstChild=function(){if(this.hasNoChildren()){throw new Error("cannot get first child of a "+this.ctorName+" node, which has no children")}else{return this.childAt(0)}};Node.prototype.lastChild=function(){if(this.hasNoChildren()){throw new Error("cannot get last child of a "+this.ctorName+" node, which has no children")}else{return this.childAt(this.numChildren()-1)}};Node.prototype.childBefore=function(child){var childIdx=this.indexOfChild(child);if(childIdx<0){throw new Error("Node.childBefore() called w/ an argument that is not a child")}else if(childIdx===0){throw new Error("cannot get child before first child")}else{return this.childAt(childIdx-1)}};Node.prototype.childAfter=function(child){var childIdx=this.indexOfChild(child);if(childIdx<0){throw new Error("Node.childAfter() called w/ an argument that is not a child")}else if(childIdx===this.numChildren()-1){throw new Error("cannot get child after last child")}else{return this.childAt(childIdx+1)}};Node.prototype.isTerminal=function(){return false};Node.prototype.isNonterminal=function(){return false};Node.prototype.isIteration=function(){return false};Node.prototype.isOptional=function(){return false};Node.prototype.toJSON=function(){var r={};r[this.ctorName]=this.children;return r};function TerminalNode(grammar,value){var matchLength=value?value.length:0;Node.call(this,grammar,"_terminal",matchLength);this.primitiveValue=value}inherits(TerminalNode,Node);TerminalNode.prototype.isTerminal=function(){return true};TerminalNode.prototype.toJSON=function(){var r={};r[this.ctorName]=this.primitiveValue;return r};function NonterminalNode(grammar,ruleName,children,childOffsets,matchLength){Node.call(this,grammar,ruleName,matchLength);this.children=children;this.childOffsets=childOffsets}inherits(NonterminalNode,Node);NonterminalNode.prototype.isNonterminal=function(){return true};NonterminalNode.prototype.isLexical=function(){return common.isLexical(this.ctorName)};NonterminalNode.prototype.isSyntactic=function(){return common.isSyntactic(this.ctorName)};function IterationNode(grammar,children,childOffsets,matchLength,isOptional){Node.call(this,grammar,"_iter",matchLength);this.children=children;this.childOffsets=childOffsets;this.optional=isOptional}inherits(IterationNode,Node);IterationNode.prototype.isIteration=function(){return true};IterationNode.prototype.isOptional=function(){return this.optional};module.exports={Node:Node,TerminalNode:TerminalNode,NonterminalNode:NonterminalNode,IterationNode:IterationNode}},{"./common":44,inherits:27}],48:[function(require,module,exports){"use strict";var common=require("./common");var pexprs=require("./pexprs");pexprs.PExpr.prototype.allowsSkippingPrecedingSpace=common.abstract("allowsSkippingPrecedingSpace");pexprs.any.allowsSkippingPrecedingSpace=pexprs.end.allowsSkippingPrecedingSpace=pexprs.Apply.prototype.allowsSkippingPrecedingSpace=pexprs.Terminal.prototype.allowsSkippingPrecedingSpace=pexprs.Range.prototype.allowsSkippingPrecedingSpace=pexprs.UnicodeChar.prototype.allowsSkippingPrecedingSpace=function(){return true};pexprs.Alt.prototype.allowsSkippingPrecedingSpace=pexprs.Iter.prototype.allowsSkippingPrecedingSpace=pexprs.Lex.prototype.allowsSkippingPrecedingSpace=pexprs.Lookahead.prototype.allowsSkippingPrecedingSpace=pexprs.Not.prototype.allowsSkippingPrecedingSpace=pexprs.Param.prototype.allowsSkippingPrecedingSpace=pexprs.Seq.prototype.allowsSkippingPrecedingSpace=function(){return false}},{"./common":44,"./pexprs":64}],49:[function(require,module,exports){"use strict";var common=require("./common");var errors=require("./errors");var pexprs=require("./pexprs");var util=require("./util");var BuiltInRules;util.awaitBuiltInRules(function(g){BuiltInRules=g});var lexifyCount;pexprs.PExpr.prototype.assertAllApplicationsAreValid=function(ruleName,grammar){lexifyCount=0;this._assertAllApplicationsAreValid(ruleName,grammar)};pexprs.PExpr.prototype._assertAllApplicationsAreValid=common.abstract("_assertAllApplicationsAreValid");pexprs.any._assertAllApplicationsAreValid=pexprs.end._assertAllApplicationsAreValid=pexprs.Terminal.prototype._assertAllApplicationsAreValid=pexprs.Range.prototype._assertAllApplicationsAreValid=pexprs.Param.prototype._assertAllApplicationsAreValid=pexprs.UnicodeChar.prototype._assertAllApplicationsAreValid=function(ruleName,grammar){};pexprs.Lex.prototype._assertAllApplicationsAreValid=function(ruleName,grammar){lexifyCount++;this.expr._assertAllApplicationsAreValid(ruleName,grammar);lexifyCount--};pexprs.Alt.prototype._assertAllApplicationsAreValid=function(ruleName,grammar){for(var idx=0;idx<this.terms.length;idx++){this.terms[idx]._assertAllApplicationsAreValid(ruleName,grammar)}};pexprs.Seq.prototype._assertAllApplicationsAreValid=function(ruleName,grammar){for(var idx=0;idx<this.factors.length;idx++){this.factors[idx]._assertAllApplicationsAreValid(ruleName,grammar)}};pexprs.Iter.prototype._assertAllApplicationsAreValid=pexprs.Not.prototype._assertAllApplicationsAreValid=pexprs.Lookahead.prototype._assertAllApplicationsAreValid=function(ruleName,grammar){this.expr._assertAllApplicationsAreValid(ruleName,grammar)};pexprs.Apply.prototype._assertAllApplicationsAreValid=function(ruleName,grammar){var ruleInfo=grammar.rules[this.ruleName];if(!ruleInfo){throw errors.undeclaredRule(this.ruleName,grammar.name,this.source)}if(common.isSyntactic(this.ruleName)&&(!common.isSyntactic(ruleName)||lexifyCount>0)){throw errors.applicationOfSyntacticRuleFromLexicalContext(this.ruleName,this)}var actual=this.args.length;var expected=ruleInfo.formals.length;if(actual!==expected){throw errors.wrongNumberOfArguments(this.ruleName,expected,actual,this.source)}var self=this;this.args.forEach(function(arg){arg._assertAllApplicationsAreValid(ruleName,grammar);if(arg.getArity()!==1){throw errors.invalidParameter(self.ruleName,arg)}});if(BuiltInRules&&ruleInfo===BuiltInRules.rules.caseInsensitive){if(!(this.args[0]instanceof pexprs.Terminal)){throw errors.incorrectArgumentType('a Terminal (e.g. "abc")',this.args[0])}}}},{"./common":44,"./errors":45,"./pexprs":64,"./util":65}],50:[function(require,module,exports){"use strict";var common=require("./common");var errors=require("./errors");var pexprs=require("./pexprs");pexprs.PExpr.prototype.assertChoicesHaveUniformArity=common.abstract("assertChoicesHaveUniformArity");pexprs.any.assertChoicesHaveUniformArity=pexprs.end.assertChoicesHaveUniformArity=pexprs.Terminal.prototype.assertChoicesHaveUniformArity=pexprs.Range.prototype.assertChoicesHaveUniformArity=pexprs.Param.prototype.assertChoicesHaveUniformArity=pexprs.Lex.prototype.assertChoicesHaveUniformArity=pexprs.UnicodeChar.prototype.assertChoicesHaveUniformArity=function(ruleName){};pexprs.Alt.prototype.assertChoicesHaveUniformArity=function(ruleName){if(this.terms.length===0){return}var arity=this.terms[0].getArity();for(var idx=0;idx<this.terms.length;idx++){var term=this.terms[idx];term.assertChoicesHaveUniformArity();var otherArity=term.getArity();if(arity!==otherArity){throw errors.inconsistentArity(ruleName,arity,otherArity,term)}}};pexprs.Extend.prototype.assertChoicesHaveUniformArity=function(ruleName){var actualArity=this.terms[0].getArity();var expectedArity=this.terms[1].getArity();if(actualArity!==expectedArity){throw errors.inconsistentArity(ruleName,expectedArity,actualArity,this.terms[0])}};pexprs.Seq.prototype.assertChoicesHaveUniformArity=function(ruleName){for(var idx=0;idx<this.factors.length;idx++){this.factors[idx].assertChoicesHaveUniformArity(ruleName)}};pexprs.Iter.prototype.assertChoicesHaveUniformArity=function(ruleName){this.expr.assertChoicesHaveUniformArity(ruleName)};pexprs.Not.prototype.assertChoicesHaveUniformArity=function(ruleName){};pexprs.Lookahead.prototype.assertChoicesHaveUniformArity=function(ruleName){this.expr.assertChoicesHaveUniformArity(ruleName)};pexprs.Apply.prototype.assertChoicesHaveUniformArity=function(ruleName){}},{"./common":44,"./errors":45,"./pexprs":64}],51:[function(require,module,exports){"use strict";var common=require("./common");var errors=require("./errors");var pexprs=require("./pexprs");pexprs.PExpr.prototype.assertIteratedExprsAreNotNullable=common.abstract("assertIteratedExprsAreNotNullable");pexprs.any.assertIteratedExprsAreNotNullable=pexprs.end.assertIteratedExprsAreNotNullable=pexprs.Terminal.prototype.assertIteratedExprsAreNotNullable=pexprs.Range.prototype.assertIteratedExprsAreNotNullable=pexprs.Param.prototype.assertIteratedExprsAreNotNullable=pexprs.UnicodeChar.prototype.assertIteratedExprsAreNotNullable=function(grammar,ruleName){};pexprs.Alt.prototype.assertIteratedExprsAreNotNullable=function(grammar,ruleName){for(var idx=0;idx<this.terms.length;idx++){this.terms[idx].assertIteratedExprsAreNotNullable(grammar,ruleName)}};pexprs.Seq.prototype.assertIteratedExprsAreNotNullable=function(grammar,ruleName){for(var idx=0;idx<this.factors.length;idx++){this.factors[idx].assertIteratedExprsAreNotNullable(grammar,ruleName)}};pexprs.Iter.prototype.assertIteratedExprsAreNotNullable=function(grammar,ruleName){this.expr.assertIteratedExprsAreNotNullable(grammar,ruleName);if(this.expr.isNullable(grammar)){throw errors.kleeneExprHasNullableOperand(this,ruleName)}};pexprs.Opt.prototype.assertIteratedExprsAreNotNullable=pexprs.Not.prototype.assertIteratedExprsAreNotNullable=pexprs.Lookahead.prototype.assertIteratedExprsAreNotNullable=pexprs.Lex.prototype.assertIteratedExprsAreNotNullable=function(grammar,ruleName){this.expr.assertIteratedExprsAreNotNullable(grammar,ruleName)};pexprs.Apply.prototype.assertIteratedExprsAreNotNullable=function(grammar,ruleName){this.args.forEach(function(arg){arg.assertIteratedExprsAreNotNullable(grammar,ruleName)})}},{"./common":44,"./errors":45,"./pexprs":64}],52:[function(require,module,exports){"use strict";var common=require("./common");var nodes=require("./nodes");var pexprs=require("./pexprs");pexprs.PExpr.prototype.check=common.abstract("check");pexprs.any.check=function(grammar,vals){return vals.length>=1};pexprs.end.check=function(grammar,vals){return vals[0]instanceof nodes.Node&&vals[0].isTerminal()&&vals[0].primitiveValue===undefined};pexprs.Terminal.prototype.check=function(grammar,vals){return vals[0]instanceof nodes.Node&&vals[0].isTerminal()&&vals[0].primitiveValue===this.obj};pexprs.Range.prototype.check=function(grammar,vals){return vals[0]instanceof nodes.Node&&vals[0].isTerminal()&&typeof vals[0].primitiveValue===typeof this.from};pexprs.Param.prototype.check=function(grammar,vals){return vals.length>=1};pexprs.Alt.prototype.check=function(grammar,vals){for(var i=0;i<this.terms.length;i++){var term=this.terms[i];if(term.check(grammar,vals)){return true}}return false};pexprs.Seq.prototype.check=function(grammar,vals){var pos=0;for(var i=0;i<this.factors.length;i++){var factor=this.factors[i];if(factor.check(grammar,vals.slice(pos))){pos+=factor.getArity()}else{return false}}return true};pexprs.Iter.prototype.check=function(grammar,vals){var arity=this.getArity();var columns=vals.slice(0,arity);if(columns.length!==arity){return false}var rowCount=columns[0].length;var i;for(i=1;i<arity;i++){if(columns[i].length!==rowCount){return false}}for(i=0;i<rowCount;i++){var row=[];for(var j=0;j<arity;j++){row.push(columns[j][i])}if(!this.expr.check(grammar,row)){return false}}return true};pexprs.Not.prototype.check=function(grammar,vals){return true};pexprs.Lookahead.prototype.check=pexprs.Lex.prototype.check=function(grammar,vals){return this.expr.check(grammar,vals)};pexprs.Apply.prototype.check=function(grammar,vals){if(!(vals[0]instanceof nodes.Node&&vals[0].grammar===grammar&&vals[0].ctorName===this.ruleName)){return false}var ruleNode=vals[0];var body=grammar.rules[this.ruleName].body;return body.check(grammar,ruleNode.children)&&ruleNode.numChildren()===body.getArity()};pexprs.UnicodeChar.prototype.check=function(grammar,vals){return vals[0]instanceof nodes.Node&&vals[0].isTerminal()&&typeof vals[0].primitiveValue==="string"}},{"./common":44,"./nodes":47,"./pexprs":64}],53:[function(require,module,exports){"use strict";var Trace=require("./Trace");var common=require("./common");var nodes=require("./nodes");var pexprs=require("./pexprs");var TerminalNode=nodes.TerminalNode;var NonterminalNode=nodes.NonterminalNode;var IterationNode=nodes.IterationNode;pexprs.PExpr.prototype.eval=common.abstract("eval");pexprs.any.eval=function(state){var inputStream=state.inputStream;var origPos=inputStream.pos;var ch=inputStream.next();if(ch){state.pushBinding(new TerminalNode(state.grammar,ch),origPos);return true}else{state.processFailure(origPos,this);return false}};pexprs.end.eval=function(state){var inputStream=state.inputStream;var origPos=inputStream.pos;if(inputStream.atEnd()){state.pushBinding(new TerminalNode(state.grammar,undefined),origPos);return true}else{state.processFailure(origPos,this);return false}};pexprs.Terminal.prototype.eval=function(state){var inputStream=state.inputStream;var origPos=inputStream.pos;if(!inputStream.matchString(this.obj)){state.processFailure(origPos,this);return false}else{state.pushBinding(new TerminalNode(state.grammar,this.obj),origPos);return true}};pexprs.Range.prototype.eval=function(state){var inputStream=state.inputStream;var origPos=inputStream.pos;var ch=inputStream.next();if(ch&&this.from<=ch&&ch<=this.to){state.pushBinding(new TerminalNode(state.grammar,ch),origPos);return true}else{state.processFailure(origPos,this);return false}};pexprs.Param.prototype.eval=function(state){return state.eval(state.currentApplication().args[this.index])};pexprs.Lex.prototype.eval=function(state){state.enterLexifiedContext();var ans=state.eval(this.expr);state.exitLexifiedContext();return ans};pexprs.Alt.prototype.eval=function(state){for(var idx=0;idx<this.terms.length;idx++){if(state.eval(this.terms[idx])){return true}}return false};pexprs.Seq.prototype.eval=function(state){for(var idx=0;idx<this.factors.length;idx++){var factor=this.factors[idx];if(!state.eval(factor)){return false}}return true};pexprs.Iter.prototype.eval=function(state){var inputStream=state.inputStream;var origPos=inputStream.pos;var arity=this.getArity();var cols=[];var colOffsets=[];while(cols.length<arity){cols.push([]);colOffsets.push([])}var numMatches=0;var idx;while(numMatches<this.maxNumMatches&&state.eval(this.expr)){numMatches++;var row=state._bindings.splice(state._bindings.length-arity,arity);var rowOffsets=state._bindingOffsets.splice(state._bindingOffsets.length-arity,arity);for(idx=0;idx<row.length;idx++){cols[idx].push(row[idx]);colOffsets[idx].push(rowOffsets[idx])}}if(numMatches<this.minNumMatches){return false}var offset=state.posToOffset(origPos);var matchLength=0;if(numMatches>0){var lastCol=cols[arity-1];var lastColOffsets=colOffsets[arity-1];var endOffset=lastColOffsets[lastColOffsets.length-1]+lastCol[lastCol.length-1].matchLength;offset=colOffsets[0][0];matchLength=endOffset-offset}var isOptional=this instanceof pexprs.Opt;for(idx=0;idx<cols.length;idx++){state._bindings.push(new IterationNode(state.grammar,cols[idx],colOffsets[idx],matchLength,isOptional));state._bindingOffsets.push(offset)}return true};pexprs.Not.prototype.eval=function(state){var inputStream=state.inputStream;var origPos=inputStream.pos;state.pushFailuresInfo();var ans=state.eval(this.expr);state.popFailuresInfo();if(ans){state.processFailure(origPos,this);return false}inputStream.pos=origPos;return true};pexprs.Lookahead.prototype.eval=function(state){var inputStream=state.inputStream;var origPos=inputStream.pos;if(state.eval(this.expr)){inputStream.pos=origPos;return true}else{return false}};pexprs.Apply.prototype.eval=function(state){var caller=state.currentApplication();var actuals=caller?caller.args:[];var app=this.substituteParams(actuals);var posInfo=state.getCurrentPosInfo();if(posInfo.isActive(app)){return app.handleCycle(state)}var memoKey=app.toMemoKey();var memoRec=posInfo.memo[memoKey];if(memoRec&&posInfo.shouldUseMemoizedResult(memoRec)){if(state.hasNecessaryInfo(memoRec)){return state.useMemoizedResult(state.inputStream.pos,memoRec)}delete posInfo.memo[memoKey]}return app.reallyEval(state)};pexprs.Apply.prototype.handleCycle=function(state){var posInfo=state.getCurrentPosInfo();var currentLeftRecursion=posInfo.currentLeftRecursion;var memoKey=this.toMemoKey();var memoRec=posInfo.memo[memoKey];if(currentLeftRecursion&&currentLeftRecursion.headApplication.toMemoKey()===memoKey){memoRec.updateInvolvedApplicationMemoKeys()}else if(!memoRec){memoRec=posInfo.memoize(memoKey,{
matchLength:0,examinedLength:0,value:false,rightmostFailureOffset:-1});posInfo.startLeftRecursion(this,memoRec)}return state.useMemoizedResult(state.inputStream.pos,memoRec)};pexprs.Apply.prototype.reallyEval=function(state){var inputStream=state.inputStream;var origPos=inputStream.pos;var origPosInfo=state.getCurrentPosInfo();var ruleInfo=state.grammar.rules[this.ruleName];var body=ruleInfo.body;var description=ruleInfo.description;state.enterApplication(origPosInfo,this);if(description){state.pushFailuresInfo()}var origInputStreamExaminedLength=inputStream.examinedLength;inputStream.examinedLength=0;var value=this.evalOnce(body,state);var currentLR=origPosInfo.currentLeftRecursion;var memoKey=this.toMemoKey();var isHeadOfLeftRecursion=currentLR&&currentLR.headApplication.toMemoKey()===memoKey;var memoRec;if(isHeadOfLeftRecursion){value=this.growSeedResult(body,state,origPos,currentLR,value);origPosInfo.endLeftRecursion();memoRec=currentLR;memoRec.examinedLength=inputStream.examinedLength-origPos;memoRec.rightmostFailureOffset=state._getRightmostFailureOffset();origPosInfo.memoize(memoKey,memoRec)}else if(!currentLR||!currentLR.isInvolved(memoKey)){memoRec=origPosInfo.memoize(memoKey,{matchLength:inputStream.pos-origPos,examinedLength:inputStream.examinedLength-origPos,value:value,failuresAtRightmostPosition:state.cloneRecordedFailures(),rightmostFailureOffset:state._getRightmostFailureOffset()})}var succeeded=!!value;if(description){state.popFailuresInfo();if(!succeeded){state.processFailure(origPos,this)}if(memoRec){memoRec.failuresAtRightmostPosition=state.cloneRecordedFailures()}}if(state.isTracing()&&memoRec){var entry=state.getTraceEntry(origPos,this,succeeded,succeeded?[value]:[]);if(isHeadOfLeftRecursion){common.assert(entry.terminatingLREntry!=null||!succeeded);entry.isHeadOfLeftRecursion=true}memoRec.traceEntry=entry}inputStream.examinedLength=Math.max(inputStream.examinedLength,origInputStreamExaminedLength);state.exitApplication(origPosInfo,value);return succeeded};pexprs.Apply.prototype.evalOnce=function(expr,state){var inputStream=state.inputStream;var origPos=inputStream.pos;if(state.eval(expr)){var arity=expr.getArity();var bindings=state._bindings.splice(state._bindings.length-arity,arity);var offsets=state._bindingOffsets.splice(state._bindingOffsets.length-arity,arity);return new NonterminalNode(state.grammar,this.ruleName,bindings,offsets,inputStream.pos-origPos)}else{return false}};pexprs.Apply.prototype.growSeedResult=function(body,state,origPos,lrMemoRec,newValue){if(!newValue){return false}var inputStream=state.inputStream;while(true){lrMemoRec.matchLength=inputStream.pos-origPos;lrMemoRec.value=newValue;lrMemoRec.failuresAtRightmostPosition=state.cloneRecordedFailures();if(state.isTracing()){var seedTrace=state.trace[state.trace.length-1];lrMemoRec.traceEntry=new Trace(state.input,origPos,inputStream.pos,this,true,[newValue],[seedTrace.clone()])}inputStream.pos=origPos;newValue=this.evalOnce(body,state);if(inputStream.pos-origPos<=lrMemoRec.matchLength){break}if(state.isTracing()){state.trace.splice(-2,1)}}if(state.isTracing()){lrMemoRec.traceEntry.recordLRTermination(state.trace.pop(),newValue)}inputStream.pos=origPos+lrMemoRec.matchLength;return lrMemoRec.value};pexprs.UnicodeChar.prototype.eval=function(state){var inputStream=state.inputStream;var origPos=inputStream.pos;var ch=inputStream.next();if(ch&&this.pattern.test(ch)){state.pushBinding(new TerminalNode(state.grammar,ch),origPos);return true}else{state.processFailure(origPos,this);return false}}},{"./Trace":43,"./common":44,"./nodes":47,"./pexprs":64}],54:[function(require,module,exports){"use strict";var common=require("./common");var pexprs=require("./pexprs");function flatten(listOfLists){return Array.prototype.concat.apply([],listOfLists)}pexprs.PExpr.prototype.generateExample=common.abstract("generateExample");function categorizeExamples(examples){var examplesNeeded=examples.filter(function(example){return example.hasOwnProperty("examplesNeeded")}).map(function(example){return example.examplesNeeded});examplesNeeded=flatten(examplesNeeded);var uniqueExamplesNeeded={};for(var i=0;i<examplesNeeded.length;i++){var currentExampleNeeded=examplesNeeded[i];uniqueExamplesNeeded[currentExampleNeeded]=true}examplesNeeded=Object.keys(uniqueExamplesNeeded);var successfulExamples=examples.filter(function(example){return example.hasOwnProperty("value")}).map(function(item){return item.value});var needHelp=examples.some(function(item){return item.needHelp});return{examplesNeeded:examplesNeeded,successfulExamples:successfulExamples,needHelp:needHelp}}pexprs.any.generateExample=function(grammar,examples,inSyntacticContext,actuals){return{value:String.fromCharCode(Math.floor(Math.random()*255))}};pexprs.Terminal.prototype.generateExample=function(grammar,examples,inSyntacticContext){return{value:this.obj}};pexprs.Range.prototype.generateExample=function(grammar,examples,inSyntacticContext){var rangeSize=this.to.charCodeAt(0)-this.from.charCodeAt(0);return{value:String.fromCharCode(this.from.charCodeAt(0)+Math.floor(rangeSize*Math.random()))}};pexprs.Param.prototype.generateExample=function(grammar,examples,inSyntacticContext,actuals){return actuals[this.index].generateExample(grammar,examples,inSyntacticContext,actuals)};pexprs.Alt.prototype.generateExample=function(grammar,examples,inSyntacticContext,actuals){var termExamples=this.terms.map(function(term){return term.generateExample(grammar,examples,inSyntacticContext,actuals)});var categorizedExamples=categorizeExamples(termExamples);var examplesNeeded=categorizedExamples.examplesNeeded;var successfulExamples=categorizedExamples.successfulExamples;var needHelp=categorizedExamples.needHelp;var ans={};if(successfulExamples.length>0){var i=Math.floor(Math.random()*successfulExamples.length);ans.value=successfulExamples[i]}if(examplesNeeded.length>0){ans.examplesNeeded=examplesNeeded}ans.needHelp=needHelp;return ans};pexprs.Seq.prototype.generateExample=function(grammar,examples,inSyntacticContext,actuals){var factorExamples=this.factors.map(function(factor){return factor.generateExample(grammar,examples,inSyntacticContext,actuals)});var categorizedExamples=categorizeExamples(factorExamples);var examplesNeeded=categorizedExamples.examplesNeeded;var successfulExamples=categorizedExamples.successfulExamples;var needHelp=categorizedExamples.needHelp;var ans={};if(examplesNeeded.length>0||needHelp){ans.examplesNeeded=examplesNeeded;ans.needHelp=needHelp}else{ans.value=successfulExamples.join(inSyntacticContext?" ":"")}return ans};pexprs.Iter.prototype.generateExample=function(grammar,examples,inSyntacticContext,actuals){var rangeTimes=Math.min(this.maxNumMatches-this.minNumMatches,3);var numTimes=Math.floor(Math.random()*(rangeTimes+1)+this.minNumMatches);var items=[];for(var i=0;i<numTimes;i++){items.push(this.expr.generateExample(grammar,examples,inSyntacticContext,actuals))}var categorizedExamples=categorizeExamples(items);var examplesNeeded=categorizedExamples.examplesNeeded;var successfulExamples=categorizedExamples.successfulExamples;var ans={};ans.value=successfulExamples.join(inSyntacticContext?" ":"");if(examplesNeeded.length>0){ans.examplesNeeded=examplesNeeded}return ans};pexprs.Not.prototype.generateExample=function(grammar,examples,inSyntacticContext){return{value:""}};pexprs.Lookahead.prototype.generateExample=function(grammar,examples,inSyntacticContext){return{value:""}};pexprs.Lex.prototype.generateExample=function(grammar,examples,inSyntacticContext,actuals){return this.expr.generateExample(grammar,examples,false,actuals)};pexprs.Apply.prototype.generateExample=function(grammar,examples,inSyntacticContext,actuals){var ans={};var ruleName=this.substituteParams(actuals).toString();if(!examples.hasOwnProperty(ruleName)){ans.examplesNeeded=[ruleName]}else{var relevantExamples=examples[ruleName];var i=Math.floor(Math.random()*relevantExamples.length);ans.value=relevantExamples[i]}return ans};pexprs.UnicodeChar.prototype.generateExample=function(grammar,examples,inSyntacticContext,actuals){var char;switch(this.category){case"Lu":char="Á";break;case"Ll":char="ŏ";break;case"Lt":char="Dž";break;case"Lm":char="ˮ";break;case"Lo":char="ƻ";break;case"Nl":char="ↂ";break;case"Nd":char="½";break;case"Mn":char="҇";break;case"Mc":char="ि";break;case"Pc":char="⁀";break;case"Zs":char=" ";break;case"L":char="Á";break;case"Ltmo":char="Dž";break}return{value:char}}},{"./common":44,"./pexprs":64}],55:[function(require,module,exports){"use strict";var common=require("./common");var pexprs=require("./pexprs");pexprs.PExpr.prototype.getArity=common.abstract("getArity");pexprs.any.getArity=pexprs.end.getArity=pexprs.Terminal.prototype.getArity=pexprs.Range.prototype.getArity=pexprs.Param.prototype.getArity=pexprs.Apply.prototype.getArity=pexprs.UnicodeChar.prototype.getArity=function(){return 1};pexprs.Alt.prototype.getArity=function(){return this.terms.length===0?0:this.terms[0].getArity()};pexprs.Seq.prototype.getArity=function(){var arity=0;for(var idx=0;idx<this.factors.length;idx++){arity+=this.factors[idx].getArity()}return arity};pexprs.Iter.prototype.getArity=function(){return this.expr.getArity()};pexprs.Not.prototype.getArity=function(){return 0};pexprs.Lookahead.prototype.getArity=pexprs.Lex.prototype.getArity=function(){return this.expr.getArity()}},{"./common":44,"./pexprs":64}],56:[function(require,module,exports){"use strict";var common=require("./common");var pexprs=require("./pexprs");pexprs.PExpr.prototype.introduceParams=common.abstract("introduceParams");pexprs.any.introduceParams=pexprs.end.introduceParams=pexprs.Terminal.prototype.introduceParams=pexprs.Range.prototype.introduceParams=pexprs.Param.prototype.introduceParams=pexprs.UnicodeChar.prototype.introduceParams=function(formals){return this};pexprs.Alt.prototype.introduceParams=function(formals){this.terms.forEach(function(term,idx,terms){terms[idx]=term.introduceParams(formals)});return this};pexprs.Seq.prototype.introduceParams=function(formals){this.factors.forEach(function(factor,idx,factors){factors[idx]=factor.introduceParams(formals)});return this};pexprs.Iter.prototype.introduceParams=pexprs.Not.prototype.introduceParams=pexprs.Lookahead.prototype.introduceParams=pexprs.Lex.prototype.introduceParams=function(formals){this.expr=this.expr.introduceParams(formals);return this};pexprs.Apply.prototype.introduceParams=function(formals){var index=formals.indexOf(this.ruleName);if(index>=0){if(this.args.length>0){throw new Error("Parameterized rules cannot be passed as arguments to another rule.")}return new pexprs.Param(index)}else{this.args.forEach(function(arg,idx,args){args[idx]=arg.introduceParams(formals)});return this}}},{"./common":44,"./pexprs":64}],57:[function(require,module,exports){"use strict";var common=require("./common");var pexprs=require("./pexprs");pexprs.PExpr.prototype.isNullable=function(grammar){return this._isNullable(grammar,Object.create(null))};pexprs.PExpr.prototype._isNullable=common.abstract("_isNullable");pexprs.any._isNullable=pexprs.Range.prototype._isNullable=pexprs.Param.prototype._isNullable=pexprs.Plus.prototype._isNullable=pexprs.UnicodeChar.prototype._isNullable=function(grammar,memo){return false};pexprs.end._isNullable=function(grammar,memo){return true};pexprs.Terminal.prototype._isNullable=function(grammar,memo){if(typeof this.obj==="string"){return this.obj===""}else{return false}};pexprs.Alt.prototype._isNullable=function(grammar,memo){return this.terms.length===0||this.terms.some(function(term){return term._isNullable(grammar,memo)})};pexprs.Seq.prototype._isNullable=function(grammar,memo){return this.factors.every(function(factor){return factor._isNullable(grammar,memo)})};pexprs.Star.prototype._isNullable=pexprs.Opt.prototype._isNullable=pexprs.Not.prototype._isNullable=pexprs.Lookahead.prototype._isNullable=function(grammar,memo){return true};pexprs.Lex.prototype._isNullable=function(grammar,memo){return this.expr._isNullable(grammar,memo)};pexprs.Apply.prototype._isNullable=function(grammar,memo){var key=this.toMemoKey();if(!Object.prototype.hasOwnProperty.call(memo,key)){var body=grammar.rules[this.ruleName].body;var inlined=body.substituteParams(this.args);memo[key]=false;memo[key]=inlined._isNullable(grammar,memo)}return memo[key]}},{"./common":44,"./pexprs":64}],58:[function(require,module,exports){"use strict";var common=require("./common");var pexprs=require("./pexprs");function getMetaInfo(expr,grammarInterval){var metaInfo={};if(expr.source&&grammarInterval){var adjusted=expr.source.relativeTo(grammarInterval);metaInfo.sourceInterval=[adjusted.startIdx,adjusted.endIdx]}return metaInfo}pexprs.PExpr.prototype.outputRecipe=common.abstract("outputRecipe");pexprs.any.outputRecipe=function(formals,grammarInterval){return["any",getMetaInfo(this,grammarInterval)]};pexprs.end.outputRecipe=function(formals,grammarInterval){return["end",getMetaInfo(this,grammarInterval)]};pexprs.Terminal.prototype.outputRecipe=function(formals,grammarInterval){return["terminal",getMetaInfo(this,grammarInterval),this.obj]};pexprs.Range.prototype.outputRecipe=function(formals,grammarInterval){return["range",getMetaInfo(this,grammarInterval),this.from,this.to]};pexprs.Param.prototype.outputRecipe=function(formals,grammarInterval){return["param",getMetaInfo(this,grammarInterval),this.index]};pexprs.Alt.prototype.outputRecipe=function(formals,grammarInterval){return["alt",getMetaInfo(this,grammarInterval)].concat(this.terms.map(function(term){return term.outputRecipe(formals,grammarInterval)}))};pexprs.Extend.prototype.outputRecipe=function(formals,grammarInterval){var extension=this.terms[0];return extension.outputRecipe(formals,grammarInterval)};pexprs.Seq.prototype.outputRecipe=function(formals,grammarInterval){return["seq",getMetaInfo(this,grammarInterval)].concat(this.factors.map(function(factor){return factor.outputRecipe(formals,grammarInterval)}))};pexprs.Star.prototype.outputRecipe=pexprs.Plus.prototype.outputRecipe=pexprs.Opt.prototype.outputRecipe=pexprs.Not.prototype.outputRecipe=pexprs.Lookahead.prototype.outputRecipe=pexprs.Lex.prototype.outputRecipe=function(formals,grammarInterval){return[this.constructor.name.toLowerCase(),getMetaInfo(this,grammarInterval),this.expr.outputRecipe(formals,grammarInterval)]};pexprs.Apply.prototype.outputRecipe=function(formals,grammarInterval){return["app",getMetaInfo(this,grammarInterval),this.ruleName,this.args.map(function(arg){return arg.outputRecipe(formals,grammarInterval)})]};pexprs.UnicodeChar.prototype.outputRecipe=function(formals,grammarInterval){return["unicodeChar",getMetaInfo(this,grammarInterval),this.category]}},{"./common":44,"./pexprs":64}],59:[function(require,module,exports){"use strict";var common=require("./common");var pexprs=require("./pexprs");pexprs.PExpr.prototype.substituteParams=common.abstract("substituteParams");pexprs.any.substituteParams=pexprs.end.substituteParams=pexprs.Terminal.prototype.substituteParams=pexprs.Range.prototype.substituteParams=pexprs.UnicodeChar.prototype.substituteParams=function(actuals){return this};pexprs.Param.prototype.substituteParams=function(actuals){return actuals[this.index]};pexprs.Alt.prototype.substituteParams=function(actuals){return new pexprs.Alt(this.terms.map(function(term){return term.substituteParams(actuals)}))};pexprs.Seq.prototype.substituteParams=function(actuals){return new pexprs.Seq(this.factors.map(function(factor){return factor.substituteParams(actuals)}))};pexprs.Iter.prototype.substituteParams=pexprs.Not.prototype.substituteParams=pexprs.Lookahead.prototype.substituteParams=pexprs.Lex.prototype.substituteParams=function(actuals){return new this.constructor(this.expr.substituteParams(actuals))};pexprs.Apply.prototype.substituteParams=function(actuals){if(this.args.length===0){return this}else{var args=this.args.map(function(arg){return arg.substituteParams(actuals)});return new pexprs.Apply(this.ruleName,args)}}},{"./common":44,"./pexprs":64}],60:[function(require,module,exports){"use strict";var common=require("./common");var pexprs=require("./pexprs");var copyWithoutDuplicates=common.copyWithoutDuplicates;function isRestrictedJSIdentifier(str){return/^[a-zA-Z_$][0-9a-zA-Z_$]*$/.test(str)}function resolveDuplicatedNames(argumentNameList){var count=Object.create(null);argumentNameList.forEach(function(argName){count[argName]=(count[argName]||0)+1});Object.keys(count).forEach(function(dupArgName){if(count[dupArgName]<=1){return}var subscript=1;argumentNameList.forEach(function(argName,idx){if(argName===dupArgName){argumentNameList[idx]=argName+"_"+subscript++}})})}pexprs.PExpr.prototype.toArgumentNameList=common.abstract("toArgumentNameList");pexprs.any.toArgumentNameList=function(firstArgIndex,noDupCheck){return["any"]};pexprs.end.toArgumentNameList=function(firstArgIndex,noDupCheck){return["end"]};pexprs.Terminal.prototype.toArgumentNameList=function(firstArgIndex,noDupCheck){if(typeof this.obj==="string"&&/^[_a-zA-Z0-9]+$/.test(this.obj)){return["_"+this.obj]}else{return["$"+firstArgIndex]}};pexprs.Range.prototype.toArgumentNameList=function(firstArgIndex,noDupCheck){var argName=this.from+"_to_"+this.to;if(!isRestrictedJSIdentifier(argName)){argName="_"+argName}if(!isRestrictedJSIdentifier(argName)){argName="$"+firstArgIndex}return[argName]};pexprs.Alt.prototype.toArgumentNameList=function(firstArgIndex,noDupCheck){var termArgNameLists=this.terms.map(function(term){return term.toArgumentNameList(firstArgIndex,true)});var argumentNameList=[];var numArgs=termArgNameLists[0].length;for(var colIdx=0;colIdx<numArgs;colIdx++){var col=[];for(var rowIdx=0;rowIdx<this.terms.length;rowIdx++){col.push(termArgNameLists[rowIdx][colIdx])}var uniqueNames=copyWithoutDuplicates(col);argumentNameList.push(uniqueNames.join("_or_"))}if(!noDupCheck){resolveDuplicatedNames(argumentNameList)}return argumentNameList};pexprs.Seq.prototype.toArgumentNameList=function(firstArgIndex,noDupCheck){var argumentNameList=[];this.factors.forEach(function(factor){var factorArgumentNameList=factor.toArgumentNameList(firstArgIndex,true);argumentNameList=argumentNameList.concat(factorArgumentNameList);firstArgIndex+=factorArgumentNameList.length});if(!noDupCheck){resolveDuplicatedNames(argumentNameList)}return argumentNameList};pexprs.Iter.prototype.toArgumentNameList=function(firstArgIndex,noDupCheck){var argumentNameList=this.expr.toArgumentNameList(firstArgIndex,noDupCheck).map(function(exprArgumentString){return exprArgumentString[exprArgumentString.length-1]==="s"?exprArgumentString+"es":exprArgumentString+"s"});if(!noDupCheck){resolveDuplicatedNames(argumentNameList)}return argumentNameList};pexprs.Opt.prototype.toArgumentNameList=function(firstArgIndex,noDupCheck){return this.expr.toArgumentNameList(firstArgIndex,noDupCheck).map(function(argName){return"opt"+argName[0].toUpperCase()+argName.slice(1)})};pexprs.Not.prototype.toArgumentNameList=function(firstArgIndex,noDupCheck){return[]};pexprs.Lookahead.prototype.toArgumentNameList=pexprs.Lex.prototype.toArgumentNameList=function(firstArgIndex,noDupCheck){return this.expr.toArgumentNameList(firstArgIndex,noDupCheck)};pexprs.Apply.prototype.toArgumentNameList=function(firstArgIndex,noDupCheck){return[this.ruleName]};pexprs.UnicodeChar.prototype.toArgumentNameList=function(firstArgIndex,noDupCheck){return["$"+firstArgIndex]};pexprs.Param.prototype.toArgumentNameList=function(firstArgIndex,noDupCheck){return["param"+this.index]}},{"./common":44,"./pexprs":64}],61:[function(require,module,exports){"use strict";var common=require("./common");var pexprs=require("./pexprs");pexprs.PExpr.prototype.toDisplayString=common.abstract("toDisplayString");pexprs.Alt.prototype.toDisplayString=pexprs.Seq.prototype.toDisplayString=function(){if(this.source){return this.source.trimmed().contents}return"["+this.constructor.name+"]"};pexprs.any.toDisplayString=pexprs.end.toDisplayString=pexprs.Iter.prototype.toDisplayString=pexprs.Not.prototype.toDisplayString=pexprs.Lookahead.prototype.toDisplayString=pexprs.Lex.prototype.toDisplayString=pexprs.Terminal.prototype.toDisplayString=pexprs.Range.prototype.toDisplayString=pexprs.Param.prototype.toDisplayString=function(){return this.toString()};pexprs.Apply.prototype.toDisplayString=function(){if(this.args.length>0){var ps=this.args.map(function(arg){return arg.toDisplayString()});return this.ruleName+"<"+ps.join(",")+">"}else{return this.ruleName}};pexprs.UnicodeChar.prototype.toDisplayString=function(){return"Unicode ["+this.category+"] character"}},{"./common":44,"./pexprs":64}],62:[function(require,module,exports){"use strict";var Failure=require("./Failure");var common=require("./common");var pexprs=require("./pexprs");pexprs.PExpr.prototype.toFailure=common.abstract("toFailure");pexprs.any.toFailure=function(grammar){return new Failure(this,"any object","description")};pexprs.end.toFailure=function(grammar){return new Failure(this,"end of input","description")};pexprs.Terminal.prototype.toFailure=function(grammar){return new Failure(this,this.obj,"string")};pexprs.Range.prototype.toFailure=function(grammar){return new Failure(this,JSON.stringify(this.from)+".."+JSON.stringify(this.to),"code")};pexprs.Not.prototype.toFailure=function(grammar){var description=this.expr===pexprs.any?"nothing":"not "+this.expr.toFailure(grammar);return new Failure(this,description,"description")};pexprs.Lookahead.prototype.toFailure=function(grammar){return this.expr.toFailure(grammar)};pexprs.Apply.prototype.toFailure=function(grammar){var description=grammar.rules[this.ruleName].description;if(!description){var article=/^[aeiouAEIOU]/.test(this.ruleName)?"an":"a";description=article+" "+this.ruleName}return new Failure(this,description,"description")};pexprs.UnicodeChar.prototype.toFailure=function(grammar){return new Failure(this,"a Unicode ["+this.category+"] character","description")};pexprs.Alt.prototype.toFailure=function(grammar){var fs=this.terms.map(function(t){return t.toFailure()});var description="("+fs.join(" or ")+")";return new Failure(this,description,"description")};pexprs.Seq.prototype.toFailure=function(grammar){var fs=this.factors.map(function(f){return f.toFailure()});var description="("+fs.join(" ")+")";return new Failure(this,description,"description")};pexprs.Iter.prototype.toFailure=function(grammar){var description="("+this.expr.toFailure()+this.operator+")";return new Failure(this,description,"description")}},{"./Failure":32,"./common":44,"./pexprs":64}],63:[function(require,module,exports){"use strict";var common=require("./common");var pexprs=require("./pexprs");pexprs.PExpr.prototype.toString=common.abstract("toString");pexprs.any.toString=function(){return"any"};pexprs.end.toString=function(){return"end"};pexprs.Terminal.prototype.toString=function(){return JSON.stringify(this.obj)};pexprs.Range.prototype.toString=function(){return JSON.stringify(this.from)+".."+JSON.stringify(this.to)};pexprs.Param.prototype.toString=function(){return"$"+this.index};pexprs.Lex.prototype.toString=function(){return"#("+this.expr.toString()+")"};pexprs.Alt.prototype.toString=function(){return this.terms.length===1?this.terms[0].toString():"("+this.terms.map(function(term){return term.toString()}).join(" | ")+")"};pexprs.Seq.prototype.toString=function(){return this.factors.length===1?this.factors[0].toString():"("+this.factors.map(function(factor){return factor.toString()}).join(" ")+")"};pexprs.Iter.prototype.toString=function(){return this.expr+this.operator};pexprs.Not.prototype.toString=function(){return"~"+this.expr};pexprs.Lookahead.prototype.toString=function(){return"&"+this.expr};pexprs.Apply.prototype.toString=function(){if(this.args.length>0){var ps=this.args.map(function(arg){return arg.toString()});return this.ruleName+"<"+ps.join(",")+">"}else{return this.ruleName}};pexprs.UnicodeChar.prototype.toString=function(){return"\\p{"+this.category+"}"}},{"./common":44,"./pexprs":64}],64:[function(require,module,exports){"use strict";var UnicodeCategories=require("../third_party/UnicodeCategories");var common=require("./common");var inherits=require("inherits");function PExpr(){throw new Error("PExpr cannot be instantiated -- it's abstract")}PExpr.prototype.withSource=function(interval){if(interval){this.source=interval.trimmed()}return this};var any=Object.create(PExpr.prototype);var end=Object.create(PExpr.prototype);function Terminal(obj){this.obj=obj}inherits(Terminal,PExpr);function Range(from,to){this.from=from;this.to=to}inherits(Range,PExpr);function Param(index){this.index=index}inherits(Param,PExpr);function Alt(terms){this.terms=terms}inherits(Alt,PExpr);function Extend(superGrammar,name,body){this.superGrammar=superGrammar;this.name=name;this.body=body;var origBody=superGrammar.rules[name].body;this.terms=[body,origBody]}inherits(Extend,Alt);function Seq(factors){this.factors=factors}inherits(Seq,PExpr);function Iter(expr){this.expr=expr}inherits(Iter,PExpr);function Star(expr){this.expr=expr}inherits(Star,Iter);function Plus(expr){this.expr=expr}inherits(Plus,Iter);function Opt(expr){this.expr=expr}inherits(Opt,Iter);Star.prototype.operator="*";Plus.prototype.operator="+";Opt.prototype.operator="?";Star.prototype.minNumMatches=0;Plus.prototype.minNumMatches=1;Opt.prototype.minNumMatches=0;Star.prototype.maxNumMatches=Number.POSITIVE_INFINITY;Plus.prototype.maxNumMatches=Number.POSITIVE_INFINITY;Opt.prototype.maxNumMatches=1;function Not(expr){this.expr=expr}inherits(Not,PExpr);function Lookahead(expr){this.expr=expr}inherits(Lookahead,PExpr);function Lex(expr){this.expr=expr}inherits(Lex,PExpr);function Apply(ruleName,optArgs){this.ruleName=ruleName;this.args=optArgs||[]}inherits(Apply,PExpr);Apply.prototype.isSyntactic=function(){return common.isSyntactic(this.ruleName)};Apply.prototype.toMemoKey=function(){if(!this._memoKey){Object.defineProperty(this,"_memoKey",{value:this.toString()})}return this._memoKey};function UnicodeChar(category){this.category=category;this.pattern=UnicodeCategories[category]}inherits(UnicodeChar,PExpr);exports.PExpr=PExpr;exports.any=any;exports.end=end;exports.Terminal=Terminal;exports.Range=Range;exports.Param=Param;exports.Alt=Alt;exports.Extend=Extend;exports.Seq=Seq;exports.Iter=Iter;exports.Star=Star;exports.Plus=Plus;exports.Opt=Opt;exports.Not=Not;exports.Lookahead=Lookahead;exports.Lex=Lex;exports.Apply=Apply;exports.UnicodeChar=UnicodeChar;require("./pexprs-allowsSkippingPrecedingSpace");require("./pexprs-assertAllApplicationsAreValid");require("./pexprs-assertChoicesHaveUniformArity");require("./pexprs-assertIteratedExprsAreNotNullable");require("./pexprs-check");require("./pexprs-eval");require("./pexprs-getArity");require("./pexprs-generateExample");require("./pexprs-outputRecipe");require("./pexprs-introduceParams");require("./pexprs-isNullable");require("./pexprs-substituteParams");require("./pexprs-toDisplayString");require("./pexprs-toArgumentNameList");require("./pexprs-toFailure");require("./pexprs-toString")},{"../third_party/UnicodeCategories":67,"./common":44,"./pexprs-allowsSkippingPrecedingSpace":48,"./pexprs-assertAllApplicationsAreValid":49,"./pexprs-assertChoicesHaveUniformArity":50,"./pexprs-assertIteratedExprsAreNotNullable":51,"./pexprs-check":52,"./pexprs-eval":53,"./pexprs-generateExample":54,"./pexprs-getArity":55,"./pexprs-introduceParams":56,"./pexprs-isNullable":57,"./pexprs-outputRecipe":58,"./pexprs-substituteParams":59,"./pexprs-toArgumentNameList":60,"./pexprs-toDisplayString":61,"./pexprs-toFailure":62,"./pexprs-toString":63,inherits:27}],65:[function(require,module,exports){"use strict";var common=require("./common");function padNumbersToEqualLength(arr){var maxLen=0;var strings=arr.map(function(n){var str=n.toString();maxLen=Math.max(maxLen,str.length);return str});return strings.map(function(s){return common.padLeft(s,maxLen)})}function strcpy(dest,src,offset){var origDestLen=dest.length;var start=dest.slice(0,offset);var end=dest.slice(offset+src.length);return(start+src+end).substr(0,origDestLen)}var builtInRulesCallbacks=[];exports.awaitBuiltInRules=function(cb){builtInRulesCallbacks.push(cb)};exports.announceBuiltInRules=function(grammar){builtInRulesCallbacks.forEach(function(cb){cb(grammar)});builtInRulesCallbacks=null};exports.getLineAndColumn=function(str,offset){var lineNum=1;var colNum=1;var currOffset=0;var lineStartOffset=0;var nextLine=null;var prevLine=null;var prevLineStartOffset=-1;while(currOffset<offset){var c=str.charAt(currOffset++);if(c==="\n"){lineNum++;colNum=1;prevLineStartOffset=lineStartOffset;lineStartOffset=currOffset}else if(c!=="\r"){colNum++}}var lineEndOffset=str.indexOf("\n",lineStartOffset);if(lineEndOffset===-1){lineEndOffset=str.length}else{var nextLineEndOffset=str.indexOf("\n",lineEndOffset+1);nextLine=nextLineEndOffset===-1?str.slice(lineEndOffset):str.slice(lineEndOffset,nextLineEndOffset);nextLine=nextLine.replace(/^\r?\n/,"").replace(/\r$/,"")}if(prevLineStartOffset>=0){prevLine=str.slice(prevLineStartOffset,lineStartOffset).replace(/\r?\n$/,"")}var line=str.slice(lineStartOffset,lineEndOffset).replace(/\r$/,"");return{lineNum:lineNum,colNum:colNum,line:line,prevLine:prevLine,nextLine:nextLine}};exports.getLineAndColumnMessage=function(str,offset){var repeatStr=common.repeatStr;var lineAndCol=exports.getLineAndColumn(str,offset);var sb=new common.StringBuffer;sb.append("Line "+lineAndCol.lineNum+", col "+lineAndCol.colNum+":\n");var lineNumbers=padNumbersToEqualLength([lineAndCol.prevLine==null?0:lineAndCol.lineNum-1,lineAndCol.lineNum,lineAndCol.nextLine==null?0:lineAndCol.lineNum+1]);function appendLine(num,content,prefix){sb.append(prefix+lineNumbers[num]+" | "+content+"\n")}if(lineAndCol.prevLine!=null){appendLine(0,lineAndCol.prevLine,"  ")}appendLine(1,lineAndCol.line,"> ");var lineLen=lineAndCol.line.length;var indicationLine=repeatStr(" ",lineLen+1);var ranges=Array.prototype.slice.call(arguments,2);for(var i=0;i<ranges.length;++i){var startIdx=ranges[i][0];var endIdx=ranges[i][1];common.assert(startIdx>=0&&startIdx<=endIdx,"range start must be >= 0 and <= end");var lineStartOffset=offset-lineAndCol.colNum+1;startIdx=Math.max(0,startIdx-lineStartOffset);endIdx=Math.min(endIdx-lineStartOffset,lineLen);indicationLine=strcpy(indicationLine,repeatStr("~",endIdx-startIdx),startIdx)}var gutterWidth=2+lineNumbers[1].length+3;sb.append(repeatStr(" ",gutterWidth));indicationLine=strcpy(indicationLine,"^",lineAndCol.colNum-1);sb.append(indicationLine.replace(/ +$/,"")+"\n");if(lineAndCol.nextLine!=null){appendLine(2,lineAndCol.nextLine,"  ")}return sb.contents()}},{"./common":44}],66:[function(require,module,exports){(function(browserifyGlobalOhmVersion){"use strict";module.exports=typeof browserifyGlobalOhmVersion==="string"?browserifyGlobalOhmVersion:require("../package.json").version}).call(this,"0.14.0")},{"../package.json":undefined}],67:[function(require,module,exports){module.exports={
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