diff vendor/jakub-onderka/php-console-highlighter/src/Highlighter.php @ 17:129ea1e6d783

Update, including to Drupal core 8.6.10

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/jakub-onderka/php-console-highlighter/src/Highlighter.php	Thu Feb 28 13:21:36 2019 +0000
@@ -0,0 +1,263 @@
+<?php
+namespace JakubOnderka\PhpConsoleHighlighter;
+
+use JakubOnderka\PhpConsoleColor\ConsoleColor;
+
+class Highlighter
+{
+    const TOKEN_DEFAULT = 'token_default',
+        TOKEN_COMMENT = 'token_comment',
+        TOKEN_STRING = 'token_string',
+        TOKEN_HTML = 'token_html',
+        TOKEN_KEYWORD = 'token_keyword';
+
+    const ACTUAL_LINE_MARK = 'actual_line_mark',
+        LINE_NUMBER = 'line_number';
+
+    /** @var ConsoleColor */
+    private $color;
+
+    /** @var array */
+    private $defaultTheme = array(
+        self::TOKEN_STRING => 'red',
+        self::TOKEN_COMMENT => 'yellow',
+        self::TOKEN_KEYWORD => 'green',
+        self::TOKEN_DEFAULT => 'default',
+        self::TOKEN_HTML => 'cyan',
+
+        self::ACTUAL_LINE_MARK  => 'red',
+        self::LINE_NUMBER => 'dark_gray',
+    );
+
+    /**
+     * @param ConsoleColor $color
+     * @throws \JakubOnderka\PhpConsoleColor\InvalidStyleException
+     */
+    public function __construct(ConsoleColor $color)
+    {
+        $this->color = $color;
+
+        foreach ($this->defaultTheme as $name => $styles) {
+            if (!$this->color->hasTheme($name)) {
+                $this->color->addTheme($name, $styles);
+            }
+        }
+    }
+
+    /**
+     * @param string $source
+     * @param int $lineNumber
+     * @param int $linesBefore
+     * @param int $linesAfter
+     * @return string
+     * @throws \JakubOnderka\PhpConsoleColor\InvalidStyleException
+     * @throws \InvalidArgumentException
+     */
+    public function getCodeSnippet($source, $lineNumber, $linesBefore = 2, $linesAfter = 2)
+    {
+        $tokenLines = $this->getHighlightedLines($source);
+
+        $offset = $lineNumber - $linesBefore - 1;
+        $offset = max($offset, 0);
+        $length = $linesAfter + $linesBefore + 1;
+        $tokenLines = array_slice($tokenLines, $offset, $length, $preserveKeys = true);
+
+        $lines = $this->colorLines($tokenLines);
+
+        return $this->lineNumbers($lines, $lineNumber);
+    }
+
+    /**
+     * @param string $source
+     * @return string
+     * @throws \JakubOnderka\PhpConsoleColor\InvalidStyleException
+     * @throws \InvalidArgumentException
+     */
+    public function getWholeFile($source)
+    {
+        $tokenLines = $this->getHighlightedLines($source);
+        $lines = $this->colorLines($tokenLines);
+        return implode(PHP_EOL, $lines);
+    }
+
+    /**
+     * @param string $source
+     * @return string
+     * @throws \JakubOnderka\PhpConsoleColor\InvalidStyleException
+     * @throws \InvalidArgumentException
+     */
+    public function getWholeFileWithLineNumbers($source)
+    {
+        $tokenLines = $this->getHighlightedLines($source);
+        $lines = $this->colorLines($tokenLines);
+        return $this->lineNumbers($lines);
+    }
+
+    /**
+     * @param string $source
+     * @return array
+     */
+    private function getHighlightedLines($source)
+    {
+        $source = str_replace(array("\r\n", "\r"), "\n", $source);
+        $tokens = $this->tokenize($source);
+        return $this->splitToLines($tokens);
+    }
+
+    /**
+     * @param string $source
+     * @return array
+     */
+    private function tokenize($source)
+    {
+        $tokens = token_get_all($source);
+
+        $output = array();
+        $currentType = null;
+        $buffer = '';
+
+        foreach ($tokens as $token) {
+            if (is_array($token)) {
+                switch ($token[0]) {
+                    case T_WHITESPACE:
+                        break;
+
+                    case T_OPEN_TAG:
+                    case T_OPEN_TAG_WITH_ECHO:
+                    case T_CLOSE_TAG:
+                    case T_STRING:
+                    case T_VARIABLE:
+
+                    // Constants
+                    case T_DIR:
+                    case T_FILE:
+                    case T_METHOD_C:
+                    case T_DNUMBER:
+                    case T_LNUMBER:
+                    case T_NS_C:
+                    case T_LINE:
+                    case T_CLASS_C:
+                    case T_FUNC_C:
+                    case T_TRAIT_C:
+                        $newType = self::TOKEN_DEFAULT;
+                        break;
+
+                    case T_COMMENT:
+                    case T_DOC_COMMENT:
+                        $newType = self::TOKEN_COMMENT;
+                        break;
+
+                    case T_ENCAPSED_AND_WHITESPACE:
+                    case T_CONSTANT_ENCAPSED_STRING:
+                        $newType = self::TOKEN_STRING;
+                        break;
+
+                    case T_INLINE_HTML:
+                        $newType = self::TOKEN_HTML;
+                        break;
+
+                    default:
+                        $newType = self::TOKEN_KEYWORD;
+                }
+            } else {
+                $newType = $token === '"' ? self::TOKEN_STRING : self::TOKEN_KEYWORD;
+            }
+
+            if ($currentType === null) {
+                $currentType = $newType;
+            }
+
+            if ($currentType !== $newType) {
+                $output[] = array($currentType, $buffer);
+                $buffer = '';
+                $currentType = $newType;
+            }
+
+            $buffer .= is_array($token) ? $token[1] : $token;
+        }
+
+        if (isset($newType)) {
+            $output[] = array($newType, $buffer);
+        }
+
+        return $output;
+    }
+
+    /**
+     * @param array $tokens
+     * @return array
+     */
+    private function splitToLines(array $tokens)
+    {
+        $lines = array();
+
+        $line = array();
+        foreach ($tokens as $token) {
+            foreach (explode("\n", $token[1]) as $count => $tokenLine) {
+                if ($count > 0) {
+                    $lines[] = $line;
+                    $line = array();
+                }
+
+                if ($tokenLine === '') {
+                    continue;
+                }
+
+                $line[] = array($token[0], $tokenLine);
+            }
+        }
+
+        $lines[] = $line;
+
+        return $lines;
+    }
+
+    /**
+     * @param array $tokenLines
+     * @return array
+     * @throws \JakubOnderka\PhpConsoleColor\InvalidStyleException
+     * @throws \InvalidArgumentException
+     */
+    private function colorLines(array $tokenLines)
+    {
+        $lines = array();
+        foreach ($tokenLines as $lineCount => $tokenLine) {
+            $line = '';
+            foreach ($tokenLine as $token) {
+                list($tokenType, $tokenValue) = $token;
+                if ($this->color->hasTheme($tokenType)) {
+                    $line .= $this->color->apply($tokenType, $tokenValue);
+                } else {
+                    $line .= $tokenValue;
+                }
+            }
+            $lines[$lineCount] = $line;
+        }
+
+        return $lines;
+    }
+
+    /**
+     * @param array $lines
+     * @param null|int $markLine
+     * @return string
+     * @throws \JakubOnderka\PhpConsoleColor\InvalidStyleException
+     */
+    private function lineNumbers(array $lines, $markLine = null)
+    {
+        end($lines);
+        $lineStrlen = strlen(key($lines) + 1);
+
+        $snippet = '';
+        foreach ($lines as $i => $line) {
+            if ($markLine !== null) {
+                $snippet .= ($markLine === $i + 1 ? $this->color->apply(self::ACTUAL_LINE_MARK, '  > ') : '    ');
+            }
+
+            $snippet .= $this->color->apply(self::LINE_NUMBER, str_pad($i + 1, $lineStrlen, ' ', STR_PAD_LEFT) . '| ');
+            $snippet .= $line . PHP_EOL;
+        }
+
+        return $snippet;
+    }
+}
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