Add Terminal Language Support

src/Highlighter.php

@@ -24,6 +24,7 @@
 use Tempest\Highlight\Languages\Python\PythonLanguage;
 use Tempest\Highlight\Languages\Scss\ScssLanguage;
 use Tempest\Highlight\Languages\Sql\SqlLanguage;
+use Tempest\Highlight\Languages\Terminal\TerminalLanguage;
 use Tempest\Highlight\Languages\Text\TextLanguage;
 use Tempest\Highlight\Languages\Twig\TwigLanguage;
 use Tempest\Highlight\Languages\Xml\XmlLanguage;
@@ -69,6 +70,7 @@ public function __construct(private readonly Theme $theme = new CssTheme())
             ->addLanguage(new PythonLanguage())
             ->addLanguage(new ScssLanguage())
             ->addLanguage(new SqlLanguage())
+            ->addLanguage(new TerminalLanguage())
             ->addLanguage(new XmlLanguage())
             ->addLanguage(new YamlLanguage())
             ->addLanguage(new DotEnvLanguage())

src/Languages/Terminal/Patterns/TerminalCommandNamePattern.php

@@ -0,0 +1,28 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tempest\Highlight\Languages\Terminal\Patterns;
+
+use Tempest\Highlight\IsPattern;
+use Tempest\Highlight\Pattern;
+use Tempest\Highlight\PatternTest;
+use Tempest\Highlight\Tokens\TokenTypeEnum;
+
+#[PatternTest(input: '$ npm install express', output: 'npm')]
+#[PatternTest(input: '# docker ps -a', output: 'docker')]
+#[PatternTest(input: '$ ./configure', output: './configure')]
+final readonly class TerminalCommandNamePattern implements Pattern
+{
+    use IsPattern;
+
+    public function getPattern(): string
+    {
+        return '/^[\$#%>]\s+(?<match>[\w.\/-][\w.\/-]*)(?=\s|$)/m';
+    }
+
+    public function getTokenType(): TokenTypeEnum
+    {
+        return TokenTypeEnum::KEYWORD;
+    }
+}

src/Languages/Terminal/Patterns/TerminalPromptPattern.php

@@ -0,0 +1,29 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tempest\Highlight\Languages\Terminal\Patterns;
+
+use Tempest\Highlight\IsPattern;
+use Tempest\Highlight\Pattern;
+use Tempest\Highlight\PatternTest;
+use Tempest\Highlight\Tokens\TokenTypeEnum;
+
+#[PatternTest(input: '$ npm install', output: '$')]
+#[PatternTest(input: '# apt update', output: '#')]
+#[PatternTest(input: '% brew install', output: '%')]
+#[PatternTest(input: '> command', output: '>')]
+final readonly class TerminalPromptPattern implements Pattern
+{
+    use IsPattern;
+
+    public function getPattern(): string
+    {
+        return '/^(?<match>[\$#%>])(?=\s)/m';
+    }
+
+    public function getTokenType(): TokenTypeEnum
+    {
+        return TokenTypeEnum::COMMENT;
+    }
+}

src/Languages/Terminal/TerminalLanguage.php

@@ -0,0 +1,60 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tempest\Highlight\Languages\Terminal;
+
+use Override;
+use Tempest\Highlight\Languages\Base\BaseLanguage;
+use Tempest\Highlight\Languages\Bash\Patterns\BashFlagPattern;
+use Tempest\Highlight\Languages\Bash\Patterns\BashNumberPattern;
+use Tempest\Highlight\Languages\Bash\Patterns\BashOperatorPattern;
+use Tempest\Highlight\Languages\Bash\Patterns\BashVariablePattern;
+use Tempest\Highlight\Languages\Php\Patterns\DoubleQuoteValuePattern;
+use Tempest\Highlight\Languages\Php\Patterns\SingleQuoteValuePattern;
+use Tempest\Highlight\Languages\Terminal\Patterns\TerminalCommandNamePattern;
+use Tempest\Highlight\Languages\Terminal\Patterns\TerminalPromptPattern;
+
+class TerminalLanguage extends BaseLanguage
+{
+    public function getName(): string
+    {
+        return 'terminal';
+    }
+
+    #[Override]
+    public function getAliases(): array
+    {
+        return ['console', 'term'];
+    }
+
+    #[Override]
+    public function getPatterns(): array
+    {
+        return [
+            ...parent::getPatterns(),
+
+            // PROMPT
+            new TerminalPromptPattern(),
+
+            // VALUES
+            new SingleQuoteValuePattern(),
+            new DoubleQuoteValuePattern(),
+
+            // COMMAND NAME
+            new TerminalCommandNamePattern(),
+
+            // VARIABLES
+            new BashVariablePattern(),
+
+            // OPERATORS
+            new BashOperatorPattern(),
+
+            // NUMBERS
+            new BashNumberPattern(),
+
+            // FLAGS
+            new BashFlagPattern(),
+        ];
+    }
+}

tests/Bench/Fixtures/terminal.txt

@@ -0,0 +1,38 @@
+$ npm install --save express
+added 57 packages in 3s
+
+$ git status
+On branch main
+Your branch is up to date with 'origin/main'.
+
+nothing to commit, working tree clean
+
+$ docker ps -a
+CONTAINER ID   IMAGE          STATUS
+abc123         nginx:latest   Up 2 hours
+def456         redis:7        Exited (0) 3 days ago
+
+# apt update && apt install -y curl wget
+Hit:1 http://archive.ubuntu.com/ubuntu jammy InRelease
+Reading package lists... Done
+
+$ echo "Hello $USER, today is $(date)"
+Hello john, today is Mon Apr 1 10:00:00 UTC 2026
+
+$ cat /etc/hosts | grep -i 'localhost'
+127.0.0.1   localhost
+
+% brew install --cask visual-studio-code
+==> Downloading https://update.code.visualstudio.com
+Already downloaded: /Users/john/Library/Caches/Homebrew
+
+> node -v
+v20.11.0
+
+$ ls -la /var/log/*.log
+-rw-r--r-- 1 root root 45231 Apr 1 09:00 /var/log/syslog.log
+
+$ kubectl get pods -n production --output=wide
+NAME                    READY   STATUS    RESTARTS   AGE
+api-7d4b8c6f9-x2k4m    1/1     Running   0          24h
+web-5f6a7b8c9-m3n5p    1/1     Running   0          24h

tests/Bench/HighlighterBench.php

@@ -34,6 +34,7 @@ final class HighlighterBench
         'python' => 'python.txt',
         'scss' => 'scss.txt',
         'sql' => 'sql.txt',
+        'terminal' => 'terminal.txt',
         'twig' => 'twig.txt',
         'xml' => 'xml.txt',
         'yaml' => 'yaml.txt',

tests/Languages/Terminal/TerminalLanguageTest.php

@@ -0,0 +1,55 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tempest\Highlight\Tests\Languages\Terminal;
+
+use PHPUnit\Framework\Attributes\DataProvider;
+use PHPUnit\Framework\TestCase;
+use Tempest\Highlight\Highlighter;
+
+class TerminalLanguageTest extends TestCase
+{
+    #[DataProvider('provide_highlight_cases')]
+    public function test_highlight(string $content, string $expected): void
+    {
+        $highlighter = new Highlighter();
+
+        $this->assertSame(
+            $expected,
+            $highlighter->parse($content, 'terminal'),
+        );
+
+        $this->assertSame(
+            $expected,
+            $highlighter->parse($content, 'console'),
+        );
+
+        $this->assertSame(
+            $expected,
+            $highlighter->parse($content, 'term'),
+        );
+    }
+
+    public static function provide_highlight_cases(): iterable
+    {
+        return [
+            [<<<'TXT'
+$ npm install --save express
+added 57 packages
+$ echo "Hello $USER"
+Hello john
+# docker ps -a
+CONTAINER ID   IMAGE   STATUS
+TXT,
+            <<<'TXT'
+<span class="hl-comment">$</span> <span class="hl-keyword">npm</span> install <span class="hl-generic">--save</span> express
+added <span class="hl-number">57</span> packages
+<span class="hl-comment">$</span> <span class="hl-keyword">echo</span> <span class="hl-value">&quot;Hello $USER&quot;</span>
+Hello john
+<span class="hl-comment">#</span> <span class="hl-keyword">docker</span> ps <span class="hl-generic">-a</span>
+CONTAINER ID   IMAGE   STATUS
+TXT],
+        ];
+    }
+}