From a98b5ea6fe8e8cc98a55e0fd793e6e8660ea31c1 Mon Sep 17 00:00:00 2001
From: Armand Philippot <git@armandphilippot.com>
Date: Thu, 30 Dec 2021 19:47:21 +0100
Subject: chore: add prismjs for syntax highlighting

---
 public/prism/prism-django.js | 58 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)
 create mode 100644 public/prism/prism-django.js

(limited to 'public/prism/prism-django.js')

diff --git a/public/prism/prism-django.js b/public/prism/prism-django.js
new file mode 100644
index 0000000..915b0a1
--- /dev/null
+++ b/public/prism/prism-django.js
@@ -0,0 +1,58 @@
+// Django/Jinja2 syntax definition for Prism.js <http://prismjs.com> syntax highlighter.
+// Mostly it works OK but can paint code incorrectly on complex html/template tag combinations.
+
+(function (Prism) {
+  Prism.languages.django = {
+    comment: /^\{#[\s\S]*?#\}$/,
+    tag: {
+      pattern: /(^\{%[+-]?\s*)\w+/,
+      lookbehind: true,
+      alias: 'keyword',
+    },
+    delimiter: {
+      pattern: /^\{[{%][+-]?|[+-]?[}%]\}$/,
+      alias: 'punctuation',
+    },
+    string: {
+      pattern: /("|')(?:\\.|(?!\1)[^\\\r\n])*\1/,
+      greedy: true,
+    },
+    filter: {
+      pattern: /(\|)\w+/,
+      lookbehind: true,
+      alias: 'function',
+    },
+    test: {
+      pattern: /(\bis\s+(?:not\s+)?)(?!not\b)\w+/,
+      lookbehind: true,
+      alias: 'function',
+    },
+    function: /\b[a-z_]\w+(?=\s*\()/i,
+    keyword:
+      /\b(?:and|as|by|else|for|if|import|in|is|loop|not|or|recursive|with|without)\b/,
+    operator: /[-+%=]=?|!=|\*\*?=?|\/\/?=?|<[<=>]?|>[=>]?|[&|^~]/,
+    number: /\b\d+(?:\.\d+)?\b/,
+    boolean: /[Ff]alse|[Nn]one|[Tt]rue/,
+    variable: /\b\w+\b/,
+    punctuation: /[{}[\](),.:;]/,
+  };
+
+  var pattern = /\{\{[\s\S]*?\}\}|\{%[\s\S]*?%\}|\{#[\s\S]*?#\}/g;
+  var markupTemplating = Prism.languages['markup-templating'];
+
+  Prism.hooks.add('before-tokenize', function (env) {
+    markupTemplating.buildPlaceholders(env, 'django', pattern);
+  });
+  Prism.hooks.add('after-tokenize', function (env) {
+    markupTemplating.tokenizePlaceholders(env, 'django');
+  });
+
+  // Add an Jinja2 alias
+  Prism.languages.jinja2 = Prism.languages.django;
+  Prism.hooks.add('before-tokenize', function (env) {
+    markupTemplating.buildPlaceholders(env, 'jinja2', pattern);
+  });
+  Prism.hooks.add('after-tokenize', function (env) {
+    markupTemplating.tokenizePlaceholders(env, 'jinja2');
+  });
+})(Prism);
-- 
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