Fixed bug #808 : JS tokeniser incorrectly setting some function and class names to control structure tokens

Author: gsherwood

CodeSniffer/Standards/Generic/Tests/ControlStructures/InlineControlStructureUnitTest.js

@@ -19,3 +19,7 @@ do {
 } while (something);
 
 do i++; while (i < 5);
+
+SomeClass.prototype.switch = function() {
+    // do something
+};

CodeSniffer/Standards/Generic/Tests/ControlStructures/InlineControlStructureUnitTest.js.fixed

@@ -19,3 +19,7 @@ do {
 } while (something);
 
 do { i++; } while (i < 5);
+
+SomeClass.prototype.switch = function() {
+    // do something
+};

CodeSniffer/Tokenizers/JS.php

@@ -676,6 +676,7 @@ public function tokenizeString($string, $eolChar='\n')
                 $cleanBuffer = false;
             }
         }//end for
+
         if (empty($buffer) === false) {
             // Buffer contains whitespace from the end of the file.
             $tokens[] = array(
@@ -827,6 +828,25 @@ public function tokenizeString($string, $eolChar='\n')
                     $stackPtr = $oldStackPtr;
                 }
             }//end if
+
+            // Convert the token after an object operator into a string, in most cases.
+            if ($token['code'] === T_OBJECT_OPERATOR) {
+                for ($i = ($stackPtr + 1); $i < $numTokens; $i++) {
+                    if (isset(PHP_CodeSniffer_Tokens::$emptyTokens[$tokens[$i]['code']]) === true) {
+                        continue;
+                    }
+
+                    if ($tokens[$i]['code'] !== T_PROTOTYPE
+                        && $tokens[$i]['code'] !== T_LNUMBER
+                        && $tokens[$i]['code'] !== T_DNUMBER
+                    ) {
+                        $tokens[$i]['code'] = T_STRING;
+                        $tokens[$i]['type'] = 'T_STRING';
+                    }
+
+                    break;
+                }
+            }
         }//end for
 
         if (PHP_CODESNIFFER_VERBOSITY > 1) {

package.xml

@@ -43,6 +43,7 @@ http://pear.php.net/dtd/package-2.0.xsd">
   - Fixed bug #797 : Parsing CSS url() value breaks further parsing
   - Fixed bug #805 : Squiz.Commenting.FunctionComment.InvalidTypeHint on Scalar types on PHP7
   - Fixed bug #807 : Cannot fix line endings when open PHP tag is not on the first line
+  - Fixed bug #808 : JS tokeniser incorrectly setting some function and class names to control structure tokens
  </notes>
  <contents>
   <dir name="/">