chore: add prismjs for syntax highlighting

1 files changed, 94 insertions, 0 deletions

diff --git a/public/prism/prism-coffeescript.js b/public/prism/prism-coffeescript.js
new file mode 100644
index 0000000..c1ca019
--- /dev/null
+++ b/public/prism/prism-coffeescript.js
@@ -0,0 +1,94 @@
+(function (Prism) {
+  // Ignore comments starting with { to privilege string interpolation highlighting
+  var comment = /#(?!\{).+/;
+  var interpolation = {
+    pattern: /#\{[^}]+\}/,
+    alias: 'variable',
+  };
+
+  Prism.languages.coffeescript = Prism.languages.extend('javascript', {
+    comment: comment,
+    string: [
+      // Strings are multiline
+      {
+        pattern: /'(?:\\[\s\S]|[^\\'])*'/,
+        greedy: true,
+      },
+
+      {
+        // Strings are multiline
+        pattern: /"(?:\\[\s\S]|[^\\"])*"/,
+        greedy: true,
+        inside: {
+          interpolation: interpolation,
+        },
+      },
+    ],
+    keyword:
+      /\b(?:and|break|by|catch|class|continue|debugger|delete|do|each|else|extend|extends|false|finally|for|if|in|instanceof|is|isnt|let|loop|namespace|new|no|not|null|of|off|on|or|own|return|super|switch|then|this|throw|true|try|typeof|undefined|unless|until|when|while|window|with|yes|yield)\b/,
+    'class-member': {
+      pattern: /@(?!\d)\w+/,
+      alias: 'variable',
+    },
+  });
+
+  Prism.languages.insertBefore('coffeescript', 'comment', {
+    'multiline-comment': {
+      pattern: /###[\s\S]+?###/,
+      alias: 'comment',
+    },
+
+    // Block regexp can contain comments and interpolation
+    'block-regex': {
+      pattern: /\/{3}[\s\S]*?\/{3}/,
+      alias: 'regex',
+      inside: {
+        comment: comment,
+        interpolation: interpolation,
+      },
+    },
+  });
+
+  Prism.languages.insertBefore('coffeescript', 'string', {
+    'inline-javascript': {
+      pattern: /`(?:\\[\s\S]|[^\\`])*`/,
+      inside: {
+        delimiter: {
+          pattern: /^`|`$/,
+          alias: 'punctuation',
+        },
+        script: {
+          pattern: /[\s\S]+/,
+          alias: 'language-javascript',
+          inside: Prism.languages.javascript,
+        },
+      },
+    },
+
+    // Block strings
+    'multiline-string': [
+      {
+        pattern: /'''[\s\S]*?'''/,
+        greedy: true,
+        alias: 'string',
+      },
+      {
+        pattern: /"""[\s\S]*?"""/,
+        greedy: true,
+        alias: 'string',
+        inside: {
+          interpolation: interpolation,
+        },
+      },
+    ],
+  });
+
+  Prism.languages.insertBefore('coffeescript', 'keyword', {
+    // Object property
+    property: /(?!\d)\w+(?=\s*:(?!:))/,
+  });
+
+  delete Prism.languages.coffeescript['template-string'];
+
+  Prism.languages.coffee = Prism.languages.coffeescript;
+})(Prism);