[Fix] Keywords in identifiers

Author: mdevils

lib/js-file.js

@@ -2,6 +2,7 @@
 var cst = require('cst');
 var Parser = cst.Parser;
 var Token = cst.Token;
+var Program = cst.types.Program;
 var Fragment = cst.Fragment;
 var ScopesApi = cst.api.ScopesApi;
 
@@ -49,7 +50,9 @@ var JsFile = function(params) {
         this._program = parser.parse(this._source);
     } catch (e) {
         this._parseErrors.push(e);
-        // this._program = new Program([]);
+        this._program = new Program([
+            new Token('EOF', '')
+        ]);
     }
 
     // Lazy initialization

lib/string-checker.js

@@ -1,6 +1,6 @@
 var Errors = require('./errors');
 var JsFile = require('./js-file');
-var PragmaIndex = require('./pragma-index');
+var TokenIndex = require('./token-index');
 var Configuration = require('./config/configuration');
 
 var MAX_FIX_ATTEMPTS = 5;
@@ -164,10 +164,10 @@ StringChecker.prototype = {
 
         var program = file.getProgram();
         if (program && program.getFirstToken()) {
-            var pragmaIndex = new PragmaIndex(program.getFirstToken());
+            var tokenIndex = new TokenIndex(program.getFirstToken());
             errors.filter(function(error) {
                 if (error.element) {
-                    return pragmaIndex.isRuleEnabled(error.rule, error.element);
+                    return tokenIndex.isRuleEnabled(error.rule, error.element);
                 } else {
                     return true;
                 }

lib/pragma-index.js renamed to lib/token-index.js

@@ -44,6 +44,8 @@ function PragmaIndex(firstToken) {
  * @private
  */
 PragmaIndex.prototype._buildIndex = function(firstToken) {
+    this._hasPragmas = false;
+
     var tokens = [];
     var index = [];
     var currentPosition = 0;
@@ -57,11 +59,13 @@ PragmaIndex.prototype._buildIndex = function(firstToken) {
             var value = currentToken.value;
             var blockMatch = BLOCK_REGEXP.exec(value);
             if (blockMatch) {
+                this._hasPragmas = true;
                 lastBlockState = assign({}, lastBlockState, parseRuleNames(blockMatch[2], blockMatch[1] === 'en'));
                 tokenState = lastBlockState;
             } else {
                 var lineMatch = LINE_REGEXP.exec(value);
                 if (lineMatch) {
+                    this._hasPragmas = true;
                     var ignoreState = parseRuleNames(lineMatch[1], false);
                     index.push(null);
                     var ignoreToken = currentToken.getPreviousToken();
@@ -112,6 +116,9 @@ PragmaIndex.prototype._buildIndex = function(firstToken) {
  * @returns {Boolean}
  */
 PragmaIndex.prototype.isRuleEnabled = function(ruleName, element) {
+    if (!this._hasPragmas) {
+        return true;
+    }
     var pos = this._tokens.indexOf(element.getFirstToken());
     if (pos !== -1) {
         var state = this._index[pos];

package.json

@@ -63,7 +63,7 @@
     "chalk": "~1.1.0",
     "cli-table": "~0.3.1",
     "commander": "~2.9.0",
-    "cst": "0.1.4",
+    "cst": "0.1.6",
     "estraverse": "^4.1.0",
     "exit": "~0.1.2",
     "glob": "^5.0.1",

test/specs/pragma-index.js renamed to test/specs/token-index.js

@@ -1,5 +1,5 @@
 var JsFile = require('../../lib/js-file');
-var PragmaIndex = require('../../lib/pragma-index');
+var TokenIndex = require('../../lib/token-index');
 var assign = require('lodash').assign;
 var expect = require('chai').expect;
 
@@ -13,10 +13,10 @@ function createJsFile(sources, options) {
 }
 
 function createPragmaIndex(file) {
-    return new PragmaIndex(file.getProgram().getFirstToken());
+    return new TokenIndex(file.getProgram().getFirstToken());
 }
 
-describe('PragmaIndex', function() {
+describe('TokenIndex', function() {
     describe('isRuleEnabled', function() {
         it('should always return true when no control comments are used', function() {
             var file = createJsFile(['var x = "1";', 'x++;', 'x--;'].join('\n'));