MediaWiki:Common.js

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// Add 'csharp' class to all <pre> tags for easier targeting
document.querySelectorAll("pre").forEach(pre => pre.classList.add("csharp"));

// Define C# keywords
const csharpKeywords = [
    "abstract", "as", "base", "bool", "break", "byte", "case", "catch", "char", "checked",
    "class", "const", "continue", "decimal", "default", "delegate", "do", "double", "else", "enum", 
    "event", "explicit", "extern", "false", "finally", "fixed", "float", "for", "foreach", 
    "goto", "if", "implicit", "in", "int", "interface", "internal", "is", "lock", "long", "namespace", 
    "new", "null", "object", "operator", "out", "override", "params", "private", "protected", 
    "public", "readonly", "ref", "return", "sbyte", "sealed", "short", "sizeof", "stackalloc", 
    "static", "string", "struct", "switch", "this", "throw", "true", "try", "typeof", "uint", 
    "ulong", "unchecked", "unsafe", "ushort", "using", "virtual", "void", "volatile", "while"
];

// Highlight C# keywords
document.querySelectorAll("pre.csharp").forEach(pre => {
    let code = pre.innerHTML;
    const regex = new RegExp(\\b(${csharpKeywords.join("|")})\\b, "g");
    code = code.replace(regex, '<span class="csharp-keyword">$1</span>');
    pre.innerHTML = code;
});