disallow old array() syntax

Author: nkovacs

Yii2/Sniffs/PHP/DisallowLongArraySyntaxSniff.php

@@ -0,0 +1,62 @@
+<?php
+
+/**
+ * This sniff prohibits the use of the old array() syntax.
+ */
+
+/**
+ * This sniff prohibits the use of the old array() syntax.
+ *
+ * For example:
+ *
+ * <code>
+ * $array = array(
+ *     "foo" => "bar",
+ *     "bar" => "foo",
+ * );
+ * </code>
+ *
+ * The short syntax should be used instead:
+ *
+ * <code>
+ * $array = [
+ *     "foo" => "bar",
+ *     "bar" => "foo",
+ * ];
+ * </code>
+ *
+ */
+
+class Yii2_Sniffs_PHP_DisallowLongArraySyntaxSniff implements PHP_CodeSniffer_Sniff
+{
+    /**
+     * Returns the token types that this sniff is interested in.
+     *
+     * @return array(int)
+     */
+    public function register()
+    {
+        return array(T_ARRAY);
+    }//end register()
+
+    /**
+     * Processes the tokens that this sniff is interested in.
+     *
+     * @param PHP_CodeSniffer_File $phpcsFile The file where the token was found.
+     * @param int                  $stackPtr  The position in the stack where
+     *                                        the token was found.
+     *
+     * @return void
+     */
+    public function process(PHP_CodeSniffer_File $phpcsFile, $stackPtr)
+    {
+        $tokens = $phpcsFile->getTokens();
+        if ($tokens[$stackPtr]['content'] === 'array') {
+            $error = 'Expected [], found %s';
+            $data  = array(trim($tokens[$stackPtr]['content']));
+            $phpcsFile->addError($error, $stackPtr, '', $data);
+        }
+
+    }//end process()
+
+}

Yii2/ruleset.xml

@@ -28,6 +28,7 @@
 	<!-- TODO: -->
 
 	<!-- ... other Yii2 specific rules. -->
+	<rule ref="Yii2.PHP.DisallowLongArraySyntax"/>
 
 	<exclude-pattern>*/i18n/data/*</exclude-pattern>
 	<exclude-pattern>*/views/errorHandler/*</exclude-pattern>