chore: add prismjs for syntax highlighting

1 files changed, 79 insertions, 0 deletions

diff --git a/public/prism/prism-wiki.js b/public/prism/prism-wiki.js
new file mode 100644
index 0000000..13bb78a
--- /dev/null
+++ b/public/prism/prism-wiki.js
@@ -0,0 +1,79 @@
+Prism.languages.wiki = Prism.languages.extend('markup', {
+  'block-comment': {
+    pattern: /(^|[^\\])\/\*[\s\S]*?\*\//,
+    lookbehind: true,
+    alias: 'comment',
+  },
+  heading: {
+    pattern: /^(=+)[^=\r\n].*?\1/m,
+    inside: {
+      punctuation: /^=+|=+$/,
+      important: /.+/,
+    },
+  },
+  emphasis: {
+    // TODO Multi-line
+    pattern: /('{2,5}).+?\1/,
+    inside: {
+      'bold-italic': {
+        pattern: /(''''').+?(?=\1)/,
+        lookbehind: true,
+        alias: ['bold', 'italic'],
+      },
+      bold: {
+        pattern: /(''')[^'](?:.*?[^'])?(?=\1)/,
+        lookbehind: true,
+      },
+      italic: {
+        pattern: /('')[^'](?:.*?[^'])?(?=\1)/,
+        lookbehind: true,
+      },
+      punctuation: /^''+|''+$/,
+    },
+  },
+  hr: {
+    pattern: /^-{4,}/m,
+    alias: 'punctuation',
+  },
+  url: [
+    /ISBN +(?:97[89][ -]?)?(?:\d[ -]?){9}[\dx]\b|(?:PMID|RFC) +\d+/i,
+    /\[\[.+?\]\]|\[.+?\]/,
+  ],
+  variable: [
+    /__[A-Z]+__/,
+    // FIXME Nested structures should be handled
+    // {{formatnum:{{#expr:{{{3}}}}}}}
+    /\{{3}.+?\}{3}/,
+    /\{\{.+?\}\}/,
+  ],
+  symbol: [/^#redirect/im, /~{3,5}/],
+  // Handle table attrs:
+  // {|
+  // ! style="text-align:left;"| Item
+  // |}
+  'table-tag': {
+    pattern: /((?:^|[|!])[|!])[^|\r\n]+\|(?!\|)/m,
+    lookbehind: true,
+    inside: {
+      'table-bar': {
+        pattern: /\|$/,
+        alias: 'punctuation',
+      },
+      rest: Prism.languages.markup['tag'].inside,
+    },
+  },
+  punctuation: /^(?:\{\||\|\}|\|-|[*#:;!|])|\|\||!!/m,
+});
+
+Prism.languages.insertBefore('wiki', 'tag', {
+  // Prevent highlighting inside <nowiki>, <source> and <pre> tags
+  nowiki: {
+    pattern: /<(nowiki|pre|source)\b[^>]*>[\s\S]*?<\/\1>/i,
+    inside: {
+      tag: {
+        pattern: /<(?:nowiki|pre|source)\b[^>]*>|<\/(?:nowiki|pre|source)>/i,
+        inside: Prism.languages.markup['tag'].inside,
+      },
+    },
+  },
+});