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vendor/nilportugues/sql-query-formatter/src/Helper/WhiteSpace.php

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+<?php
+/**
+ * Author: Nil Portugués Calderó <contact@nilportugues.com>
+ * Date: 12/22/14
+ * Time: 1:19 PM.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace NilPortugues\Sql\QueryFormatter\Helper;
+
+use NilPortugues\Sql\QueryFormatter\Tokenizer\Tokenizer;
+
+/**
+ * Class WhiteSpace.
+ */
+class WhiteSpace
+{
+    /**
+     * @param $token
+     *
+     * @return bool
+     */
+    public static function tokenHasExtraWhiteSpaceLeft($token)
+    {
+        return
+            $token[Tokenizer::TOKEN_VALUE] === '.'
+            || $token[Tokenizer::TOKEN_VALUE] === ','
+            || $token[Tokenizer::TOKEN_VALUE] === ';';
+    }
+
+    /**
+     * @param $token
+     *
+     * @return bool
+     */
+    public static function tokenHasExtraWhiteSpaceRight($token)
+    {
+        return
+            $token[Tokenizer::TOKEN_VALUE] === '('
+            || $token[Tokenizer::TOKEN_VALUE] === '.';
+    }
+
+    /**
+     * @param $tokenType
+     *
+     * @return bool
+     */
+    public static function tokenIsNumberAndHasExtraWhiteSpaceRight($tokenType)
+    {
+        return
+            $tokenType !== Tokenizer::TOKEN_TYPE_QUOTE
+            && $tokenType !== Tokenizer::TOKEN_TYPE_BACK_TICK_QUOTE
+            && $tokenType !== Tokenizer::TOKEN_TYPE_WORD
+            && $tokenType !== Tokenizer::TOKEN_TYPE_NUMBER;
+    }
+
+    /**
+     * @param $token
+     *
+     * @return bool
+     */
+    public static function tokenHasExtraWhiteSpaces($token)
+    {
+        return \strpos($token[Tokenizer::TOKEN_VALUE], ' ') !== false
+        || \strpos($token[Tokenizer::TOKEN_VALUE], "\n") !== false
+        || \strpos($token[Tokenizer::TOKEN_VALUE], "\t") !== false;
+    }
+
+    /**
+     * @param $originalTokens
+     * @param $token
+     *
+     * @return bool
+     */
+    public static function isPrecedingCurrentTokenOfTokenTypeWhiteSpace($originalTokens, $token)
+    {
+        return isset($originalTokens[$token['i'] - 1])
+        && $originalTokens[$token['i'] - 1][Tokenizer::TOKEN_TYPE] !== Tokenizer::TOKEN_TYPE_WHITESPACE;
+    }
+
+    /**
+     * @param $originalTokens
+     *
+     * @return array
+     */
+    public static function removeTokenWhitespace(array &$originalTokens)
+    {
+        $tokens = [];
+        foreach ($originalTokens as $i => &$token) {
+            if ($token[Tokenizer::TOKEN_TYPE] !== Tokenizer::TOKEN_TYPE_WHITESPACE) {
+                $token['i'] = $i;
+                $tokens[] = $token;
+            }
+        }
+
+        return $tokens;
+    }
+}