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-firestore-security-rules.js | 36 ++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 public/prism/prism-firestore-security-rules.js

(limited to 'public/prism/prism-firestore-security-rules.js')

diff --git a/public/prism/prism-firestore-security-rules.js b/public/prism/prism-firestore-security-rules.js
new file mode 100644
index 0000000..79c9e3b
--- /dev/null
+++ b/public/prism/prism-firestore-security-rules.js
@@ -0,0 +1,36 @@
+Prism.languages['firestore-security-rules'] = Prism.languages.extend('clike', {
+  comment: /\/\/.*/,
+  keyword: /\b(?:allow|function|if|match|null|return|rules_version|service)\b/,
+  operator: /&&|\|\||[<>!=]=?|[-+*/%]|\b(?:in|is)\b/,
+});
+
+delete Prism.languages['firestore-security-rules']['class-name'];
+
+Prism.languages.insertBefore('firestore-security-rules', 'keyword', {
+  path: {
+    pattern:
+      /(^|[\s(),])(?:\/(?:[\w\xA0-\uFFFF]+|\{[\w\xA0-\uFFFF]+(?:=\*\*)?\}|\$\([\w\xA0-\uFFFF.]+\)))+/,
+    lookbehind: true,
+    greedy: true,
+    inside: {
+      variable: {
+        pattern: /\{[\w\xA0-\uFFFF]+(?:=\*\*)?\}|\$\([\w\xA0-\uFFFF.]+\)/,
+        inside: {
+          operator: /=/,
+          keyword: /\*\*/,
+          punctuation: /[.$(){}]/,
+        },
+      },
+      punctuation: /\//,
+    },
+  },
+  method: {
+    // to make the pattern shorter, the actual method names are omitted
+    pattern: /(\ballow\s+)[a-z]+(?:\s*,\s*[a-z]+)*(?=\s*[:;])/,
+    lookbehind: true,
+    alias: 'builtin',
+    inside: {
+      punctuation: /,/,
+    },
+  },
+});
-- 
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