fixes #7

.vscode/launch.json

@@ -1,46 +1,22 @@
 {
 	"version": "0.1.0",
-	// List of configurations. Add new configurations or edit existing ones.
 	"configurations": [
 		{
-			// Name of configuration; appears in the launch configuration drop down menu.
-			"name": "Launch test.js",
-			// Type of configuration.
+			"name": "Launch tests",
 			"type": "node",
-			// Request type of configuration. Can be "launch" or "attach".
 			"request": "launch",
-			// Workspace relative or absolute path to the program.
-			"program": "./test.js",
-			// Automatically stop program after launch.
+			"program": "./node_modules/gulp/bin/gulp.js",
 			"stopOnEntry": false,
-			// Command line arguments passed to the program.
-			"args": [],
-			// Workspace relative or absolute path to the working directory of the program being debugged. Default is the current workspace.
+			"args": [ "test" ],
 			"cwd": ".",
-			// Workspace relative or absolute path to the runtime executable to be used. Default is the runtime executable on the PATH.
 			"runtimeExecutable": null,
-			// Optional arguments passed to the runtime executable.
 			"runtimeArgs": ["--nolazy"],
-			// Environment variables passed to the program.
 			"env": {
 				"NODE_ENV": "development"
 			},
-			// Launch debug target in external console.
 			"externalConsole": false,
-			// Use JavaScript source maps (if they exist).
 			"sourceMaps": false,
-			// If JavaScript source maps are enabled, the generated code is expected in this directory.
 			"outDir": null
-		},
-		{
-			"name": "Attach",
-			"type": "node",
-			"request": "attach",
-			// TCP/IP address. Default is "localhost".
-			"address": "localhost",
-			// Port to attach to.
-			"port": 5858,
-			"sourceMaps": false
 		}
 	]
 }

release/main.js

@@ -376,7 +376,8 @@ var __extends = (this && this.__extends) || function (d, b) {
     d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
 };
 var utils_1 = require('./utils');
-var BACK_REFERENCING_END = /\\(\d+)/;
+var HAS_BACK_REFERENCES = /\\(\d+)/;
+var BACK_REFERENCING_END = /\\(\d+)/g;
 var Rule = (function () {
     function Rule(id, name, contentName) {
         this.id = id;
@@ -429,7 +430,7 @@ var RegExpSource = (function () {
             this._anchorCache = this._buildAnchorCache();
         }
         this.ruleId = ruleId;
-        this.hasBackReferences = BACK_REFERENCING_END.test(this.source);
+        this.hasBackReferences = HAS_BACK_REFERENCES.test(this.source);
         // console.log('input: ' + regExpSource + ' => ' + this.source + ', ' + this.hasAnchor);
     }
     RegExpSource.prototype.clone = function () {
@@ -484,6 +485,7 @@ var RegExpSource = (function () {
         var capturedValues = captureIndices.map(function (capture) {
             return lineText.substring(capture.start, capture.end);
         });
+        BACK_REFERENCING_END.lastIndex = 0;
         return this.source.replace(BACK_REFERENCING_END, function (match, g1) {
             return escapeRegExpCharacters(capturedValues[parseInt(g1, 10)] || '');
         });

src/rule.ts

@@ -7,7 +7,8 @@ import {RegexSource, mergeObjects} from './utils';
 import {IRawGrammar, IRawRepository, IRawRule, IRawCaptures} from './types';
 import {OnigScanner, IOnigCaptureIndex} from 'oniguruma';
 
-const BACK_REFERENCING_END = /\\(\d+)/;
+const HAS_BACK_REFERENCES = /\\(\d+)/;
+const BACK_REFERENCING_END = /\\(\d+)/g;
 
 export interface IRuleRegistry {
 	getRule(patternId:number): Rule;
@@ -110,7 +111,7 @@ export class RegExpSource {
 		}
 
 		this.ruleId = ruleId;
-		this.hasBackReferences = BACK_REFERENCING_END.test(this.source);
+		this.hasBackReferences = HAS_BACK_REFERENCES.test(this.source);
 
 		// console.log('input: ' + regExpSource + ' => ' + this.source + ', ' + this.hasAnchor);
 	}
@@ -176,6 +177,7 @@ export class RegExpSource {
 		let capturedValues = captureIndices.map((capture) => {
 			return lineText.substring(capture.start, capture.end);
 		});
+		BACK_REFERENCING_END.lastIndex = 0;
 		return this.source.replace(BACK_REFERENCING_END, (match, g1) => {
 			return escapeRegExpCharacters(capturedValues[parseInt(g1, 10)] || '');
 		});

test-cases/suite1/tests.json

@@ -542,5 +542,67 @@
 				]
 			}
 		]
+	},
+	{
+		"grammars": [
+			"fixtures/Ruby.plist"
+		],
+		"grammarPath": "fixtures/Ruby.plist",
+		"desc": "Ruby",
+		"lines": [
+			{
+				"line": "          %r{^/Developer} === prefix",
+				"tokens": [
+					{
+						"value": "          ",
+						"scopes": [
+							"source.ruby"
+						]
+					},
+					{
+						"value": "%r{",
+						"scopes": [
+							"source.ruby",
+							"string.regexp.percent.ruby",
+							"punctuation.definition.string.begin.ruby"
+						]
+					},
+					{
+						"value": "^/Developer",
+						"scopes": [
+							"source.ruby",
+							"string.regexp.percent.ruby"
+						]
+					},
+					{
+						"value": "}",
+						"scopes": [
+							"source.ruby",
+							"string.regexp.percent.ruby",
+							"punctuation.definition.string.end.ruby"
+						]
+					},
+					{
+						"value": " ",
+						"scopes": [
+							"source.ruby"
+						]
+					},
+					{
+						"value": "===",
+						"scopes": [
+							"source.ruby",
+							"keyword.operator.comparison.ruby"
+						]
+					},
+					{
+						"value": " prefix",
+						"scopes": [
+							"source.ruby"
+						]
+					}
+				]
+			}
+		]
 	}
 ]