Merge branch 'multiple-arguments' of github.com:Keith-S-Thompson/hr i…

…nto Keith-S-Thompson-multiple-arguments

Conflicts:
	README.md
	hr

README.md

@@ -13,6 +13,7 @@ Use the old `<hr />` tag, but in your terminal. How? Allow me to explain:
 ## Setup
 
     $ curl https://raw.github.com/LuRsT/hr/master/hr > ~/bin/hr
+    (Examine ~/bin/hr)
     $ chmod +x ~/bin/hr
 
 Note: You should have `~/bin` in your `$PATH` for this to work.
@@ -27,13 +28,17 @@ Note: You should have `~/bin` in your `$PATH` for this to work.
     ********************************** # Till the end of your terminal window
     $
 
-You can also make "beautiful" ascii patterns
+You can also make "beautiful" ASCII patterns
 
-    $ hr -#-
+    $ hr - # -
     ----------------------------------
     ##################################
     ----------------------------------
-    $
+    $ hr '-#-' '-' '-#-'
+    -#--#--#--#--#--#--#--#--#--#--#--
+    ----------------------------------
+    -#--#--#--#--#--#--#--#--#--#--#--
+
 
 That's it, no requirements, just pure old `bash` and `tput`, check the source,
 it's free.

hr

@@ -23,20 +23,23 @@
 
 
 function hr {
-    space_character="$1"
-    columns="$(tput cols)"
-
-    printf "%${columns}s\n" | tr " " "$space_character"
+    word="$1"
+    line=''
+    while [[ ${#line} -lt $columns ]]; do
+        line="$line$word"
+    done
+    echo "${line:0:$columns}"
 }
 
 
-if [[ -n "$1" ]]; then
-    space_string="$1"
-    string_size=${#space_string};
+columns="$(tput cols)"
+if [[ "$columns" -lt 0 ]] ; then
+    columns=80
+fi
 
-    for (( char_index=0; char_index<${string_size}; char_index++ ))
-    do
-        hr "${space_string:char_index:1}"
+if [[ $# > 0 ]]; then
+    for word in "$@" ; do
+        hr "$word"
     done
 else
     hr "#"