Add GDScript support

src/Highlighter.php

@@ -7,6 +7,7 @@
 use Tempest\Highlight\Languages\Blade\BladeLanguage;
 use Tempest\Highlight\Languages\Css\CssLanguage;
 use Tempest\Highlight\Languages\DocComment\DocCommentLanguage;
+use Tempest\Highlight\Languages\Gdscript\GdscriptLanguage;
 use Tempest\Highlight\Languages\Html\HtmlLanguage;
 use Tempest\Highlight\Languages\JavaScript\JavaScriptLanguage;
 use Tempest\Highlight\Languages\Json\JsonLanguage;
@@ -29,17 +30,18 @@ public function __construct(
         private readonly Theme $theme = new CssTheme(),
     ) {
         $this
-            ->setLanguage('php', new PhpLanguage())
-            ->setLanguage('xml', new XmlLanguage())
+            ->setLanguage('blade', new BladeLanguage())
+            ->setLanguage('css', new CssLanguage())
+            ->setLanguage('doc', new DocCommentLanguage())
+            ->setLanguage('gdscript', new GdscriptLanguage())
             ->setLanguage('html', new HtmlLanguage())
+            ->setLanguage('js', new JavaScriptLanguage())
+            ->setLanguage('json', new JsonLanguage())
+            ->setLanguage('php', new PhpLanguage())
             ->setLanguage('sql', new SqlLanguage())
-            ->setLanguage('blade', new BladeLanguage())
+            ->setLanguage('xml', new XmlLanguage())
             ->setLanguage('yaml', new YamlLanguage())
-            ->setLanguage('yml', new YamlLanguage())
-            ->setLanguage('json', new JsonLanguage())
-            ->setLanguage('js', new JavaScriptLanguage())
-            ->setLanguage('doc', new DocCommentLanguage())
-            ->setLanguage('css', new CssLanguage());
+            ->setLanguage('yml', new YamlLanguage());
     }
 
     public function setLanguage(string $name, Language $language): self

src/Languages/Gdscript/GdscriptLanguage.php

@@ -0,0 +1,124 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tempest\Highlight\Languages\Gdscript;
+
+use Tempest\Highlight\Languages\Base\BaseLanguage;
+use Tempest\Highlight\Languages\Gdscript\Patterns\AnnotationPattern;
+use Tempest\Highlight\Languages\Gdscript\Patterns\AsTypePattern;
+use Tempest\Highlight\Languages\Gdscript\Patterns\ClassNamePattern;
+use Tempest\Highlight\Languages\Gdscript\Patterns\DoubleQuoteValuePattern;
+use Tempest\Highlight\Languages\Gdscript\Patterns\ExtendsPattern;
+use Tempest\Highlight\Languages\Gdscript\Patterns\FunctionCallPattern;
+use Tempest\Highlight\Languages\Gdscript\Patterns\FunctionNamePattern;
+use Tempest\Highlight\Languages\Gdscript\Patterns\KeywordPattern;
+use Tempest\Highlight\Languages\Gdscript\Patterns\OperatorPattern;
+use Tempest\Highlight\Languages\Gdscript\Patterns\PropertyAccessPattern;
+use Tempest\Highlight\Languages\Gdscript\Patterns\ReturnTypePattern;
+use Tempest\Highlight\Languages\Gdscript\Patterns\SinglelineCommentPattern;
+use Tempest\Highlight\Languages\Gdscript\Patterns\SingleQuoteValuePattern;
+use Tempest\Highlight\Languages\Gdscript\Patterns\VarTypePattern;
+
+class GdscriptLanguage extends BaseLanguage
+{
+    public function getInjections(): array
+    {
+        return [
+            ...parent::getInjections(),
+        ];
+    }
+
+    public function getPatterns(): array
+    {
+        return [
+            ...parent::getPatterns(),
+
+            new OperatorPattern('**='),
+            new OperatorPattern('<<='),
+            new OperatorPattern('>>='),
+            new OperatorPattern('**'),
+            new OperatorPattern('||'),
+            new OperatorPattern('&&'),
+            new OperatorPattern('<='),
+            new OperatorPattern('>='),
+            new OperatorPattern('=='),
+            new OperatorPattern('!='),
+            new OperatorPattern('<<'),
+            new OperatorPattern('>>'),
+            new OperatorPattern('+='),
+            new OperatorPattern('-='),
+            new OperatorPattern('*='),
+            new OperatorPattern('/='),
+            new OperatorPattern('%='),
+            new OperatorPattern('&='),
+            new OperatorPattern('|='),
+            new OperatorPattern('^='),
+            new OperatorPattern('->'),
+            new OperatorPattern('/'),
+            new OperatorPattern('%'),
+            new OperatorPattern('+'),
+            new OperatorPattern('-'),
+            new OperatorPattern('*'),
+            new OperatorPattern('/'),
+            new OperatorPattern('&'),
+            new OperatorPattern('^'),
+            new OperatorPattern('|'),
+            new OperatorPattern('<'),
+            new OperatorPattern('>'),
+            new OperatorPattern('!'),
+
+            new KeywordPattern('if'),
+            new KeywordPattern('elif'),
+            new KeywordPattern('else'),
+            new KeywordPattern('for'),
+            new KeywordPattern('while'),
+            new KeywordPattern('match'),
+            new KeywordPattern('break'),
+            new KeywordPattern('continue'),
+            new KeywordPattern('pass'),
+            new KeywordPattern('return'),
+            new KeywordPattern('class'),
+            new KeywordPattern('class_name'),
+            new KeywordPattern('extends'),
+            new KeywordPattern('is'),
+            new KeywordPattern('not'),
+            new KeywordPattern('and'),
+            new KeywordPattern('or'),
+            new KeywordPattern('in'),
+            new KeywordPattern('as'),
+            new KeywordPattern('self'),
+            new KeywordPattern('signal'),
+            new KeywordPattern('func'),
+            new KeywordPattern('static'),
+            new KeywordPattern('const'),
+            new KeywordPattern('enum'),
+            new KeywordPattern('var'),
+            new KeywordPattern('breakpoint'),
+            new KeywordPattern('preload'),
+            new KeywordPattern('await'),
+            new KeywordPattern('yield'),
+            new KeywordPattern('assert'),
+            new KeywordPattern('super'),
+            new KeywordPattern('PI'),
+            new KeywordPattern('INF'),
+            new KeywordPattern('TAU'),
+            new KeywordPattern('NAN'),
+
+            new SinglelineCommentPattern(),
+
+            new AnnotationPattern(),
+            new ExtendsPattern(),
+            new ClassNamePattern(),
+            new FunctionNamePattern(),
+            new FunctionCallPattern(),
+            new ReturnTypePattern(),
+            new AsTypePattern(),
+            new VarTypePattern(),
+            new PropertyAccessPattern(),
+
+            new SingleQuoteValuePattern(),
+            new DoubleQuoteValuePattern(),
+        ];
+    }
+}

src/Languages/Gdscript/Patterns/AnnotationPattern.php

@@ -0,0 +1,49 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tempest\Highlight\Languages\Gdscript\Patterns;
+
+use Tempest\Highlight\IsPattern;
+use Tempest\Highlight\Pattern;
+use Tempest\Highlight\Tokens\TokenType;
+
+final readonly class AnnotationPattern implements Pattern
+{
+    use IsPattern;
+
+    public function getPattern(): string
+    {
+        $variations = join('|@export_', [
+            'category',
+            'color_no_alpha',
+            'dir',
+            'enum',
+            'exp_easing',
+            'file',
+            'flags',
+            'flags_2d_navigation',
+            'flags_2d_physics',
+            'flags_2d_render',
+            'flags_3d_navigation',
+            'flags_3d_physics',
+            'flags_3d_render',
+            'flags_avoidance',
+            'global_dir',
+            'global_file',
+            'group',
+            'multiline',
+            'node_path',
+            'placeholder',
+            'range',
+            'subgroup',
+        ]);
+
+        return "(?<match>(@onready|@icon|@export|@export_{$variations}|@rpc|@static_unload|@tool|@warning_ignore))";
+    }
+
+    public function getTokenType(): TokenType
+    {
+        return TokenType::KEYWORD;
+    }
+}

src/Languages/Gdscript/Patterns/AsTypePattern.php

@@ -0,0 +1,26 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tempest\Highlight\Languages\Gdscript\Patterns;
+
+use Tempest\Highlight\IsPattern;
+use Tempest\Highlight\Pattern;
+use Tempest\Highlight\PatternTest;
+use Tempest\Highlight\Tokens\TokenType;
+
+#[PatternTest(input: 'as int', output: 'int')]
+final readonly class AsTypePattern implements Pattern
+{
+    use IsPattern;
+
+    public function getPattern(): string
+    {
+        return 'as\s+\b(?<match>[a-zA-Z][a-zA-Z0-9]+)\b';
+    }
+
+    public function getTokenType(): TokenType
+    {
+        return TokenType::TYPE;
+    }
+}

src/Languages/Gdscript/Patterns/ClassNamePattern.php

@@ -0,0 +1,26 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tempest\Highlight\Languages\Gdscript\Patterns;
+
+use Tempest\Highlight\IsPattern;
+use Tempest\Highlight\Pattern;
+use Tempest\Highlight\PatternTest;
+use Tempest\Highlight\Tokens\TokenType;
+
+#[PatternTest(input: 'class_name Foo', output: 'Foo')]
+final readonly class ClassNamePattern implements Pattern
+{
+    use IsPattern;
+
+    public function getPattern(): string
+    {
+        return 'class_name\s(?<match>[\w]+)';
+    }
+
+    public function getTokenType(): TokenType
+    {
+        return TokenType::TYPE;
+    }
+}

src/Languages/Gdscript/Patterns/DoubleQuoteValuePattern.php

@@ -0,0 +1,29 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tempest\Highlight\Languages\Gdscript\Patterns;
+
+use Tempest\Highlight\IsPattern;
+use Tempest\Highlight\Pattern;
+use Tempest\Highlight\PatternTest;
+use Tempest\Highlight\Tokens\TokenType;
+
+#[PatternTest(
+    input: 'return "hello"',
+    output: 'hello',
+)]
+final readonly class DoubleQuoteValuePattern implements Pattern
+{
+    use IsPattern;
+
+    public function getPattern(): string
+    {
+        return '"(?<match>.*?)"';
+    }
+
+    public function getTokenType(): TokenType
+    {
+        return TokenType::VALUE;
+    }
+}

src/Languages/Gdscript/Patterns/ExtendsPattern.php

@@ -0,0 +1,26 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tempest\Highlight\Languages\Gdscript\Patterns;
+
+use Tempest\Highlight\IsPattern;
+use Tempest\Highlight\Pattern;
+use Tempest\Highlight\PatternTest;
+use Tempest\Highlight\Tokens\TokenType;
+
+#[PatternTest(input: 'extends Foo', output: 'Foo')]
+final readonly class ExtendsPattern implements Pattern
+{
+    use IsPattern;
+
+    public function getPattern(): string
+    {
+        return 'extends\s(?<match>[\w]+)';
+    }
+
+    public function getTokenType(): TokenType
+    {
+        return TokenType::TYPE;
+    }
+}

src/Languages/Gdscript/Patterns/FunctionCallPattern.php

@@ -0,0 +1,27 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tempest\Highlight\Languages\Gdscript\Patterns;
+
+use Tempest\Highlight\IsPattern;
+use Tempest\Highlight\Pattern;
+use Tempest\Highlight\PatternTest;
+use Tempest\Highlight\Tokens\TokenType;
+
+#[PatternTest(input: 'foo()', output: 'foo')]
+#[PatternTest(input: '.foo()', output: 'foo')]
+final readonly class FunctionCallPattern implements Pattern
+{
+    use IsPattern;
+
+    public function getPattern(): string
+    {
+        return '\b(?<match>[a-z][\w]+)\(';
+    }
+
+    public function getTokenType(): TokenType
+    {
+        return TokenType::PROPERTY;
+    }
+}

src/Languages/Gdscript/Patterns/FunctionNamePattern.php

@@ -0,0 +1,26 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tempest\Highlight\Languages\Gdscript\Patterns;
+
+use Tempest\Highlight\IsPattern;
+use Tempest\Highlight\Pattern;
+use Tempest\Highlight\PatternTest;
+use Tempest\Highlight\Tokens\TokenType;
+
+#[PatternTest(input: 'func foo()', output: 'foo')]
+final readonly class FunctionNamePattern implements Pattern
+{
+    use IsPattern;
+
+    public function getPattern(): string
+    {
+        return 'func (?<match>[\w]+)';
+    }
+
+    public function getTokenType(): TokenType
+    {
+        return TokenType::PROPERTY;
+    }
+}