Using the Array spaces trick to generate padding and indentation.

lib/cake.js

@@ -57,19 +57,13 @@
     });
   };
   printTasks = function() {
-    var _ref, _result, desc, i, name, spaces, task;
+    var _ref, desc, name, spaces, task;
     puts('');
     _ref = tasks;
     for (name in _ref) {
       task = _ref[name];
       spaces = 20 - name.length;
-      spaces = spaces > 0 ? (function() {
-        _result = [];
-        for (i = 0; (0 <= spaces ? i <= spaces : i >= spaces); (0 <= spaces ? i += 1 : i -= 1)) {
-          _result.push(' ');
-        }
-        return _result;
-      })().join('') : '';
+      spaces = spaces > 0 ? Array(spaces + 1).join(' ') : '';
       desc = task.description ? ("# " + (task.description)) : '';
       puts("cake " + (name) + (spaces) + " " + (desc));
     }

lib/lexer.js

@@ -165,7 +165,7 @@
       if (match[2]) {
         this.token('HERECOMMENT', this.sanitizeHeredoc(match[2], {
           herecomment: true,
-          indent: new Array(this.indent + 1).join(' ')
+          indent: Array(this.indent + 1).join(' ')
         }));
         this.token('TERMINATOR', '\n');
       }

lib/optparse.js

@@ -38,7 +38,7 @@
       return options;
     };
     OptionParser.prototype.help = function() {
-      var _i, _len, _ref, _result, i, letPart, lines, rule, spaces;
+      var _i, _len, _ref, letPart, lines, rule, spaces;
       lines = ['Available options:'];
       if (this.banner) {
         lines.unshift("" + (this.banner) + "\n");
@@ -47,13 +47,7 @@
       for (_i = 0, _len = _ref.length; _i < _len; _i++) {
         rule = _ref[_i];
         spaces = 15 - rule.longFlag.length;
-        spaces = spaces > 0 ? (function() {
-          _result = [];
-          for (i = 0; (0 <= spaces ? i <= spaces : i >= spaces); (0 <= spaces ? i += 1 : i -= 1)) {
-            _result.push(' ');
-          }
-          return _result;
-        })().join('') : '';
+        spaces = spaces > 0 ? Array(spaces + 1).join(' ') : '';
         letPart = rule.shortFlag ? rule.shortFlag + ', ' : '    ';
         lines.push('  ' + letPart + rule.longFlag + spaces + rule.description);
       }

src/cake.coffee

@@ -58,7 +58,7 @@ printTasks = ->
   puts ''
   for all name, task of tasks
     spaces = 20 - name.length
-    spaces = if spaces > 0 then (' ' for i in [0..spaces]).join('') else ''
+    spaces = if spaces > 0 then Array(spaces + 1).join(' ') else ''
     desc   = if task.description then "# #{task.description}" else ''
     puts "cake #{name}#{spaces} #{desc}"
   puts oparse.help() if switches.length

src/lexer.coffee

@@ -140,7 +140,7 @@ exports.Lexer = class Lexer
     @i += match[1].length
     if match[2]
       @token 'HERECOMMENT', @sanitizeHeredoc match[2],
-        herecomment: true, indent: new Array(@indent + 1).join(' ')
+        herecomment: true, indent: Array(@indent + 1).join(' ')
       @token 'TERMINATOR', '\n'
     true
 

src/optparse.coffee

@@ -47,7 +47,7 @@ exports.OptionParser = class OptionParser
     lines.unshift "#{@banner}\n" if @banner
     for rule in @rules
       spaces  = 15 - rule.longFlag.length
-      spaces  = if spaces > 0 then (' ' for i in [0..spaces]).join('') else ''
+      spaces  = if spaces > 0 then Array(spaces + 1).join(' ') else ''
       letPart = if rule.shortFlag then rule.shortFlag + ', ' else '    '
       lines.push '  ' + letPart + rule.longFlag + spaces + rule.description
     "\n#{ lines.join('\n') }\n"