From 7a13199f6d70adce4656ec569c0078db526d5d12 Mon Sep 17 00:00:00 2001
From: Vitaly Puzrin <vitaly@rcdesign.ru>
Date: Mon, 6 Oct 2014 23:57:29 +0400
Subject: [PATCH] Moved rules manager to separate class (inline parser)

---
 lib/parser_inline.js | 89 ++++++--------------------------------------
 1 file changed, 12 insertions(+), 77 deletions(-)

diff --git a/lib/parser_inline.js b/lib/parser_inline.js
index 8a38284..46028b8 100644
--- a/lib/parser_inline.js
+++ b/lib/parser_inline.js
@@ -3,6 +3,7 @@
 'use strict';
 
 
+var Ruler       = require('./ruler');
 var StateInline = require('./rules_inline/state_inline');
 
 ////////////////////////////////////////////////////////////////////////////////
@@ -24,92 +25,26 @@ rules.push(require('./rules_inline/entity'));
 rules.push(require('./rules_inline/escape_html_char'));
 
 
-////////////////////////////////////////////////////////////////////////////////
-// Parser class
-
-
-function functionName(fn) {
-  var ret = fn.toString();
-  ret = ret.substr('function '.length);
-  ret = ret.substr(0, ret.indexOf('('));
-  return ret;
-}
-
-function findByName(self, name) {
-  for (var i = 0; i < self.rules.length; i++) {
-    if (functionName(self.rules[i]) === name) {
-      return i;
-    }
-  }
-  return -1;
-}
-
-
-// Block Parser class
+// Inline Parser class
 //
 function ParserInline() {
-  this.rules = [];
+  this._rules = [];
 
   // Rule to skip pure text
   // - '{$%@}' reserved for extentions
   // - '<>"' added for internal html escaping
   this.textMatch = /^[^\n\\`*_\[\]!&{}$%@<>"]+/;
 
+  this.ruler = new Ruler(this.rulesUpdate.bind(this));
+
   for (var i = 0; i < rules.length; i++) {
-    this.after(null, rules[i]);
+    this.ruler.after(rules[i]);
   }
 }
 
 
-// Replace/delete parser function
-//
-ParserInline.prototype.at = function (name, fn) {
-  var index = findByName(name);
-  if (index === -1) {
-    throw new Error('Parser rule not found: ' + name);
-  }
-
-  if (fn) {
-    this.rules[index] = fn;
-  } else {
-    this.rules = this.rules.slice(0, index).concat(this.rules.slice(index + 1));
-  }
-};
-
-
-// Add function to parser chain before one with given name.
-// Or add to start, if name not defined
-//
-ParserInline.prototype.before = function (name, fn) {
-  if (!name) {
-    this.rules.unshift(fn);
-    return;
-  }
-
-  var index = findByName(name);
-  if (index === -1) {
-    throw new Error('Parser rule not found: ' + name);
-  }
-
-  this.rules.splice(index, 0, fn);
-};
-
-
-// Add function to parser chain after one with given name.
-// Or add to end, if name not defined
-//
-ParserInline.prototype.after = function (name, fn) {
-  if (!name) {
-    this.rules.push(fn);
-    return;
-  }
-
-  var index = findByName(name);
-  if (index === -1) {
-    throw new Error('Parser rule not found: ' + name);
-  }
-
-  this.rules.splice(index + 1, 0, fn);
+ParserInline.prototype.rulesUpdate = function () {
+  this._rules = this.ruler.getRules();
 };
 
 
@@ -118,8 +53,8 @@ ParserInline.prototype.after = function (name, fn) {
 //
 ParserInline.prototype.tokenizeSingle = function (state) {
   var ok, i,
-      rules = this.rules,
-      len = this.rules.length;
+      rules = this._rules,
+      len = this._rules.length;
 
   for (i = 0; i < len; i++) {
     ok = rules[i](state);
@@ -134,8 +69,8 @@ ParserInline.prototype.tokenizeSingle = function (state) {
 //
 ParserInline.prototype.tokenize = function (state) {
   var ok, i,
-      rules = this.rules,
-      len = this.rules.length,
+      rules = this._rules,
+      len = this._rules.length,
       end = state.posMax;
 
   while (state.pos < end) {