gulpfile.js

var gulp         = require( 'gulp' );
var watch        = require( 'gulp-watch' );
var concat       = require( 'gulp-concat-util' );
var size         = require( 'gulp-size' );
var jshint       = require( 'gulp-jshint' );
var less         = require( 'gulp-less' );
var autoprefixer = require( 'gulp-autoprefixer' );
var uglify       = require( 'gulp-uglify' );
var csso         = require( 'gulp-csso' );
var fs           = require( 'fs' );

var jsFiles = [
    'core.js',
    'helper.js',
    'event.js',
    'operations.js',
    'setting.js',
    'components.js'
];

var lessPath = './src/*.less';
var distPath = './dist/';
// todo 从package.json中获取
var version = '1.0.3';

function addPrefixToEachItem( prefix, items ) {
    var i = items.length;

    while ( i-- ) {
        items[i] = prefix + items[i];
    }

    return items;
}
var jsPath = addPrefixToEachItem( './src/', jsFiles );

// TODO:文档生成
gulp.task( 'docs', function () {
} );

//
gulp.task( 'compress', function () {
    var compressPath = distPath + "/jDialog-" + version;

    gulp.src( distPath + "*.js" )
        .pipe( uglify() )
        .pipe( size( {
            showFiles: true,
            gzip     : true,
            title    : "压缩后："
        } ) )
        .pipe( gulp.dest( compressPath ) );

    gulp.src( distPath + "*.css" )
        .pipe( csso() )
        .pipe( size( {
            showFiles: true,
            gzip     : true,
            title    : "压缩后："
        } ) )
        .pipe( gulp.dest( compressPath ) );

} );

// 代码检查
gulp.task( 'lint', function () {
    gulp.src( jsPath )
        .pipe( jshint() )
        .pipe( jshint.reporter( 'default' ) );
} );

// less编译
gulp.task( 'less', function () {
    gulp.src( lessPath )
        .pipe( less() )
        .pipe( gulp.dest( distPath ) );
} );

// 添加前缀，需要先做less编译
gulp.task( 'ap', function () {
    gulp.src( distPath + '*.css' ).pipe( autoprefixer( {
        //browsers: ['Chrome'],
        cascade: true,
        remove : true
    } ) ).pipe( gulp.dest( distPath ) );
} );

// 合并
gulp.task( 'concat', function () {

    var comments   = '/* \nhttps://github.com/litson/jDialog \n */';
    var fileHeader = '\n;(function (window, document) {\n\n';
    var fileFooter = '\n\n})(window, window.document);\n';

    gulp.src( jsPath )
        .pipe( concat( 'jDialog.js', {
            process: function ( src ) {
                var pathComments = '\n/* concat from"' + this.path.replace( __dirname, '' ) + '" */\n';
                var src          = pathComments + src.trim();
                return src.replace( /\n/g, '\n    ' );
            }
        } ) )
        .pipe( concat.header( comments + fileHeader ) )
        .pipe( concat.footer( fileFooter ) )
        .pipe( gulp.dest( distPath ) );

} );

// watch
gulp.task( 'watch', function () {
    //
    gulp.src( jsPath )
        .pipe( watch( jsPath, function () {
            gulp.start( 'concat' );
        } ) );
    //
    gulp.src( lessPath )
        .pipe( watch( lessPath, function () {
            gulp.start( 'less' );
        } ) );

} );

// release
gulp.task( 'release', ['concat', 'less', 'compress'] );

//
gulp.task( 'default', ['concat', 'less', 'watch'] );