add highlightjs definition

Author: joshraphael

.github/workflows/release.yaml

@@ -21,4 +21,5 @@ jobs:
           files: |
             gen/rascript.tmLanguage.json
             gen/rascript.tmLanguage
-            gen/RAScript.xml
+            gen/RAScript.xml
+            gen/rascript.js

README.md

@@ -11,6 +11,7 @@ run `make generate` to create the grammar files in the `gen` folder. The current
 * rascript.tmLanguage.json -- vscode, linguist
 * rascript.tmLanguage -- sublime
 * RAScript.xml -- Notepad++
+* rascript.js -- highlight.js
 
 ## Download
 
@@ -19,4 +20,5 @@ Grab the latest generated files on the [release](https://github.com/joshraphael/
 ## Projects Using rascript-syntax
 - [vscode-rascript](https://github.com/joshraphael/vscode-rascript) - VSCode language client for RAScript.
 - [sublime-rascript](https://github.com/joshraphael/sublime-rascript) - SublimeText language client for RAScript.
-- [npp-rascript](https://github.com/joshraphael/npp-rascript) - Notepad++ language client for RAScript.
+- [npp-rascript](https://github.com/joshraphael/npp-rascript) - Notepad++ language client for RAScript.
+- [highlightjs-rascript](https://github.com/joshraphael/highlightjs-rascript) - highlight.js grammar definition for RAScript.

rascript.js

@@ -0,0 +1,75 @@
+/*
+Language: RAScript
+Author: Joshua Raphael
+Description: Syntax grammar for RAScript, a RetroAchievements.org DSL
+Category: syntax
+Version: <GRAMMAR_VERSION>
+*/
+export default function(hljs) {
+    return {
+        case_insensitive: false,
+        contains: [
+            hljs.C_LINE_COMMENT_MODE,
+            hljs.QUOTE_STRING_MODE,
+            hljs.C_NUMBER_MODE,
+            hljs.COMMENT(
+                '/\\*',
+                '\\*/',
+            ),
+            {
+                className: 'variable.language',
+                begin: /\b(this)\b/
+            },
+            {
+                className: 'keyword',
+                begin: /\b(function|class|else|for|if|in|return)\b/
+            },
+            {
+                className: 'literal',
+                begin: /\b(true|false)\b/
+            },
+            {
+                className: 'operator',
+                begin: /(\|\||\&\&|\=\=|\!\=|\>\=|\<\=|\=\>)/
+            },
+            {
+                scope: 'operator',
+                match: /[\+\-\*\/\%\^\&\^\~\>\<\!\|]/,
+                relevance: 0
+            },      
+            {
+                begin: [
+                    /function[\t ]+/,
+                    /[a-zA-Z_][\w]*/,
+                    /\(/
+                ],
+                beginScope: {
+                    2: "title.function"
+                }
+            },
+            {
+                begin: [
+                    /class[\t ]+/,
+                    /[a-zA-Z_][\w]*/
+                ],
+                beginScope: {
+                    2: "title.class"
+                }
+            },
+            {
+                begin: [
+                    /[a-zA-Z_][\w]*/,
+                    /\(/
+                ],
+                beginScope: {
+                    1: "title.function.invoke"
+                }
+            },
+            {
+                className: 'variable',
+                begin: /[a-zA-Z_][\w]*/,
+                relevance: 0
+            }
+        ]
+    }
+}

scripts/generate.sh

@@ -8,4 +8,5 @@ fi
 
 sed "s/<GRAMMAR_VERSION>/$VERSION/g" rascript.tmLanguage.json > gen/rascript.tmLanguage.json
 plistutil -f xml -i gen/rascript.tmLanguage.json -o gen/rascript.tmLanguage
-sed "s/<GRAMMAR_VERSION>/$VERSION/g" RAScript.xml > gen/RAScript.xml
+sed "s/<GRAMMAR_VERSION>/$VERSION/g" RAScript.xml > gen/RAScript.xml
+sed "s/<GRAMMAR_VERSION>/$VERSION/g" rascript.js > gen/rascript.js