Initial Drupal 11 with DDEV setup

vendor/mck89/peast/lib/Peast/Syntax/JSX/Scanner.php

@@ -0,0 +1,123 @@
+<?php
+/**
+ * This file is part of the Peast package
+ *
+ * (c) Marco Marchiò <marco.mm89@gmail.com>
+ *
+ * For the full copyright and license information refer to the LICENSE file
+ * distributed with this source code
+ */
+namespace Peast\Syntax\JSX;
+
+use Peast\Syntax\Token;
+
+/**
+ * JSX scanner trait
+ * 
+ * @author Marco Marchiò <marco.mm89@gmail.com>
+ */
+trait Scanner
+{
+    /**
+     * Tries to reconsume the current token as a jsx text if possible
+     * 
+     * @return Token|null
+     */
+    public function reconsumeCurrentTokenAsJSXText()
+    {
+        //Current and next tokens must be reset and the open brackets count must be correct
+        //like they were never scanned
+        foreach (array($this->currentToken, $this->nextToken) as $token) {
+            if ($token && isset($this->brackets[$token->value])) {
+                if ($refBracket = $this->brackets[$token->value]) {
+                    $this->openBrackets[$refBracket]++;
+                } else {
+                    $this->openBrackets[$token->value]--;
+                }
+            }
+        }
+        $this->nextToken = null;
+        $this->currentToken = null;
+
+        $startPosition = $this->getPosition();
+        $this->setScanPosition($startPosition);
+        $result = $this->consumeUntil(array("{", "<"), false, false);
+        if ($result) {
+            $this->currentToken = new Token(Token::TYPE_JSX_TEXT, $result[0]);
+            $this->currentToken->location->start = $startPosition;
+            $this->currentToken->location->end = $this->getPosition(true);
+        }
+        return $this->currentToken;
+    }
+    
+    
+    /**
+     * Reconsumes the current token in jsx mode
+     * 
+     * @return Token|null
+     */
+    public function reconsumeCurrentTokenInJSXMode()
+    {
+        $this->jsx = true;
+        $this->nextToken = null;
+        $this->currentToken = null;
+        $startPosition = $this->getPosition();
+        $this->setScanPosition($startPosition);
+        $token = $this->getToken();
+        $this->jsx = false;
+        return $token;
+    }
+    
+    /**
+     * String scanning method in jsx mode
+     * 
+     * @return Token|null
+     */
+    public function scanJSXString()
+    {
+        return $this->scanString(false);
+    }
+    
+    /**
+     * String punctuator method in jsx mode
+     * 
+     * @return Token|null
+     */
+    public function scanJSXPunctuator()
+    {
+        //The ">" character in jsx mode must be emitted in its own token
+        //without matching longer sequences like ">>"
+        $char = $this->charAt();
+        if ($char === ">") {
+            $this->index++;
+            $this->column++;
+            return new Token(Token::TYPE_PUNCTUATOR, $char);
+        }
+        return $this->scanPunctuator();
+    }
+    
+    /**
+     * Identifier scanning method in jsx mode
+     * 
+     * @return Token|null
+     */
+    public function scanJSXIdentifier()
+    {
+        $buffer = "";
+        $char = $this->charAt();
+        if ($char !== null && $this->isIdentifierChar($char)) {
+            
+            do {
+                $buffer .= $char;
+                $this->index++;
+                $this->column++;
+                $char = $this->charAt();
+            } while (
+                $char !== null &&
+                ($this->isIdentifierChar($char, false) || $char === "-")
+            );
+        }
+        
+        return $buffer === "" ? null : new Token(Token::TYPE_JSX_IDENTIFIER, $buffer);
+    }
+}