v1.0 Initial commit of project

vendor/symfony/string/Resources/WcswidthDataGenerator.php

@@ -0,0 +1,109 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\String\Resources;
+
+use Symfony\Component\HttpClient\HttpClient;
+use Symfony\Component\String\Exception\RuntimeException;
+use Symfony\Component\VarExporter\VarExporter;
+use Symfony\Contracts\HttpClient\HttpClientInterface;
+
+/**
+ * @internal
+ */
+final class WcswidthDataGenerator
+{
+    private HttpClientInterface $client;
+
+    public function __construct(
+        private string $outDir,
+    ) {
+        $this->client = HttpClient::createForBaseUri('https://www.unicode.org/Public/UNIDATA/');
+    }
+
+    public function generate(): void
+    {
+        $this->writeWideWidthData();
+
+        $this->writeZeroWidthData();
+    }
+
+    private function writeWideWidthData(): void
+    {
+        if (!preg_match('/^# EastAsianWidth-(\d+\.\d+\.\d+)\.txt/', $content = $this->client->request('GET', 'EastAsianWidth.txt')->getContent(), $matches)) {
+            throw new RuntimeException('The Unicode version could not be determined.');
+        }
+
+        $version = $matches[1];
+
+        if (!preg_match_all('/^([A-H\d]{4,})(?:\.\.([A-H\d]{4,}))? +; [W|F]/m', $content, $matches, \PREG_SET_ORDER)) {
+            throw new RuntimeException('The wide width pattern did not match anything.');
+        }
+
+        $this->write('wcswidth_table_wide.php', $version, $matches);
+    }
+
+    private function writeZeroWidthData(): void
+    {
+        if (!preg_match('/^# DerivedGeneralCategory-(\d+\.\d+\.\d+)\.txt/', $content = $this->client->request('GET', 'extracted/DerivedGeneralCategory.txt')->getContent(), $matches)) {
+            throw new RuntimeException('The Unicode version could not be determined.');
+        }
+
+        $version = $matches[1];
+
+        if (!preg_match_all('/^([A-H\d]{4,})(?:\.\.([A-H\d]{4,}))? *; (?:Me|Mn)/m', $content, $matches, \PREG_SET_ORDER)) {
+            throw new RuntimeException('The zero width pattern did not match anything.');
+        }
+
+        $this->write('wcswidth_table_zero.php', $version, $matches);
+    }
+
+    private function write(string $fileName, string $version, array $rawData): void
+    {
+        $content = $this->getHeader($version).'return '.VarExporter::export($this->format($rawData)).";\n";
+
+        if (!file_put_contents($this->outDir.'/'.$fileName, $content)) {
+            throw new RuntimeException(\sprintf('The "%s" file could not be written.', $fileName));
+        }
+    }
+
+    private function getHeader(string $version): string
+    {
+        $date = (new \DateTimeImmutable())->format('c');
+
+        return <<<EOT
+<?php
+
+/*
+ * This file has been auto-generated by the Symfony String Component for internal use.
+ *
+ * Unicode version: $version
+ * Date: $date
+ */
+
+
+EOT;
+    }
+
+    private function format(array $rawData): array
+    {
+        $data = array_map(static function (array $row): array {
+            $start = $row[1];
+            $end = $row[2] ?? $start;
+
+            return [hexdec($start), hexdec($end)];
+        }, $rawData);
+
+        usort($data, static fn (array $a, array $b): int => $a[0] - $b[0]);
+
+        return $data;
+    }
+}

vendor/symfony/string/Resources/bin/update-data.php

@@ -0,0 +1,59 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+use Symfony\Component\String\Resources\WcswidthDataGenerator;
+
+if ('cli' !== \PHP_SAPI) {
+    throw new Exception('This script must be run from the command line.');
+}
+
+error_reporting(\E_ALL);
+
+set_error_handler(static function (int $type, string $msg, string $file, int $line): void {
+    throw new ErrorException($msg, 0, $type, $file, $line);
+});
+
+set_exception_handler(static function (Throwable $exception): void {
+    echo "\n";
+
+    $cause = $exception;
+    $root = true;
+
+    while (null !== $cause) {
+        if (!$root) {
+            echo "Caused by\n";
+        }
+
+        echo $cause::class.': '.$cause->getMessage()."\n";
+        echo "\n";
+        echo $cause->getFile().':'.$cause->getLine()."\n";
+        echo $cause->getTraceAsString()."\n";
+
+        $cause = $cause->getPrevious();
+        $root = false;
+    }
+});
+
+$autoload = __DIR__.'/../../vendor/autoload.php';
+
+if (!file_exists($autoload)) {
+    echo wordwrap('You should run "composer install" in the component before running this script.', 75)." Aborting.\n";
+
+    exit(1);
+}
+
+require_once $autoload;
+
+echo "Generating wcswidth tables data...\n";
+
+(new WcswidthDataGenerator(dirname(__DIR__).'/data'))->generate();
+
+echo "Done.\n";

vendor/symfony/string/Resources/functions.php

@@ -0,0 +1,38 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\String;
+
+if (!\function_exists(u::class)) {
+    function u(?string $string = ''): UnicodeString
+    {
+        return new UnicodeString($string ?? '');
+    }
+}
+
+if (!\function_exists(b::class)) {
+    function b(?string $string = ''): ByteString
+    {
+        return new ByteString($string ?? '');
+    }
+}
+
+if (!\function_exists(s::class)) {
+    /**
+     * @return UnicodeString|ByteString
+     */
+    function s(?string $string = ''): AbstractString
+    {
+        $string ??= '';
+
+        return preg_match('//u', $string) ? new UnicodeString($string) : new ByteString($string);
+    }
+}