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node_modules/ometa/parser.js

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+/*
+  Copyright (c) 2007, 2008 Alessandro Warth <[email protected]>
+
+  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.
+*/
+
+Parser = objectThatDelegatesTo(OMeta, {
+  listOf: function() {
+    var rule  = this._apply("anything"),
+        delim = this._apply("anything")
+    return this._or(function() {
+                      var r = this._apply(rule)
+                      return this._many(function() {
+                                          this._applyWithArgs("token", delim)
+                                          return this._apply(rule)
+                                        },
+                                        r)
+                    },
+                    function() { return [] })
+  },
+  token: function() {
+    var cs = this._apply("anything")
+    this._apply("spaces")
+    return this._applyWithArgs("seq", cs)
+  }
+})
+