Fixed bug #543 : SWITCH with closure in condition generates inline control structure error

Author: gsherwood

CodeSniffer/File.php

@@ -2067,6 +2067,27 @@ private static function _recurseScopeMap(
                         continue;
                     }
 
+                    if ($tokenType === T_FUNCTION) {
+                        // Probably a closure, so process it manually.
+                        if (PHP_CODESNIFFER_VERBOSITY > 1) {
+                            $type = $tokens[$stackPtr]['type'];
+                            echo str_repeat("\t", $depth);
+                            echo "=> Found function before scope opener for $stackPtr:$type, processing manually".PHP_EOL;
+                        }
+
+                        $i = self::_recurseScopeMap(
+                            $tokens,
+                            $numTokens,
+                            $tokenizer,
+                            $eolChar,
+                            $i,
+                            ($depth + 1),
+                            $ignore
+                        );
+
+                        continue;
+                    }//end if
+
                     // Found another opening condition but still haven't
                     // found our opener, so we are never going to find one.
                     if (PHP_CODESNIFFER_VERBOSITY > 1) {
@@ -2076,7 +2097,7 @@ private static function _recurseScopeMap(
                     }
 
                     return $stackPtr;
-                }
+                }//end if
 
                 if (PHP_CODESNIFFER_VERBOSITY > 1) {
                     echo str_repeat("\t", $depth);

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

@@ -105,3 +105,13 @@ if ($test) {
     if ($test) {
     } else {
     }
+
+switch($response = \Bar::baz('bat', function ($foo) {
+    return 'bar';
+})) {
+    case 1:
+        return 'test';
+
+    case 2:
+        return 'other';
+}

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

@@ -106,3 +106,13 @@ if ($test) {
     if ($test) {
     } else {
     }
+
+switch($response = \Bar::baz('bat', function ($foo) {
+    return 'bar';
+})) {
+    case 1:
+        return 'test';
+
+    case 2:
+        return 'other';
+}

package.xml

@@ -45,6 +45,7 @@ http://pear.php.net/dtd/package-2.0.xsd">
   - Fixed bug #515 : Spaces in JS block incorrectly flagged as indentation error
   - Fixed bug #523 : Generic ScopeIndent errors for IF in FINALLY
   - Fixed bug #527 : Closure inside IF statement is not tokenized correctly
+  - Fixed bug #543 : SWITCH with closure in condition generates inline control structure error
   - Fixed bug #551 : Multiple catch blocks not checked in Squiz.ControlStructures.ControlSignature sniff
   - Fixed bug #554 : ScopeIndentSniff causes errors when encountering an unmatched parenthesis
   - Fixed bug #558 : PHPCBF adds brace for ELSE IF split over multiple lines