Introducing coding standards validation.

vendor/wp-coding-standards/wpcs/WordPress/Sniffs/WhiteSpace/CastStructureSpacingSniff.php

@@ -0,0 +1,57 @@
+<?php
+/**
+ * WordPress Coding Standard.
+ *
+ * @package WPCS\WordPressCodingStandards
+ * @link    https://github.com/WordPress-Coding-Standards/WordPress-Coding-Standards
+ * @license https://opensource.org/licenses/MIT MIT
+ */
+
+namespace WordPress\Sniffs\WhiteSpace;
+
+use WordPress\Sniff;
+use PHP_CodeSniffer_Tokens as Tokens;
+
+/**
+ * Ensure cast statements don't contain whitespace, but *are* surrounded by whitespace, based upon Squiz code.
+ *
+ * @link    https://make.wordpress.org/core/handbook/best-practices/coding-standards/php/#space-usage
+ *
+ * @package WPCS\WordPressCodingStandards
+ *
+ * @since   0.3.0
+ * @since   0.11.0 This sniff now has the ability to fix the issues it flags.
+ * @since   0.11.0 The error level for all errors thrown by this sniff has been raised from warning to error.
+ * @since   0.12.0 This class now extends WordPress_Sniff.
+ * @since   0.13.0 Class name changed: this class is now namespaced.
+ */
+class CastStructureSpacingSniff extends Sniff {
+
+	/**
+	 * Returns an array of tokens this test wants to listen for.
+	 *
+	 * @return array
+	 */
+	public function register() {
+		return Tokens::$castTokens;
+	}
+
+	/**
+	 * Processes this test, when one of its tokens is encountered.
+	 *
+	 * @param int $stackPtr The position of the current token in the stack.
+	 *
+	 * @return void
+	 */
+	public function process_token( $stackPtr ) {
+
+		if ( \T_WHITESPACE !== $this->tokens[ ( $stackPtr - 1 ) ]['code'] ) {
+			$error = 'No space before opening casting parenthesis is prohibited';
+			$fix   = $this->phpcsFile->addFixableError( $error, $stackPtr, 'NoSpaceBeforeOpenParenthesis' );
+			if ( true === $fix ) {
+				$this->phpcsFile->fixer->addContentBefore( $stackPtr, ' ' );
+			}
+		}
+	}
+
+}