Make pass list customizable via |PEG.compiler.appliedPassNames| property

src/compiler.js

@@ -1,20 +1,24 @@
 PEG.compiler = {
   /*
-   * Generates a parser from a specified grammar AST. Throws |PEG.GrammarError|
-   * if the AST contains a semantic error. Note that not all errors are detected
-   * during the generation and some may protrude to the generated parser and
-   * cause its malfunction.
+   * Names of passes that will get run during the compilation (in the specified
+   * order).
    */
-  compile: function(ast) {
-    var PASS_NAMES = [
+  appliedPassNames: [
     "reportMissingRules",
     "reportLeftRecursion",
     "removeProxyRules",
     "computeStackDepths"
-    ];
+  ],
 
-    for (var i = 0; i < PASS_NAMES.length; i++) {
-      this.passes[PASS_NAMES[i]](ast);
+  /*
+   * Generates a parser from a specified grammar AST. Throws |PEG.GrammarError|
+   * if the AST contains a semantic error. Note that not all errors are detected
+   * during the generation and some may protrude to the generated parser and
+   * cause its malfunction.
+   */
+  compile: function(ast) {
+    for (var i = 0; i < this.appliedPassNames.length; i++) {
+      this.passes[this.appliedPassNames[i]](ast);
     }
 
     var source = this.emitter(ast);