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"));

// Highlight C# single-line comments (//)
document.querySelectorAll("pre.csharp").forEach(pre => {
    let code = pre.innerHTML;

    // Regex for matching single-line comments (//)
    const regexSingleLineComments = /(\/\/[^\n]*)/g;
    code = code.replace(regexSingleLineComments, match => {
        // Correctly wrap single-line comment in <span>
        return `<span class="csharp-comment">${match}</span>`;
    });

    pre.innerHTML = code;
});

// 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;
});

// Define C# types
const csharpTypes = [
    "int", "long", "float", "double", "decimal", "char", "string", "bool", "byte", "object", 
    "void", "var", "dynamic", "sbyte", "ushort", "uint", "ulong"
];

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

// Highlight C# method names
document.querySelectorAll("pre.csharp").forEach(pre => {
    let code = pre.innerHTML;

    // Define the regex pattern for method names (excluding C# keywords and types)
    const regexMethods = /\b([a-zA-Z_][a-zA-Z0-9_]*)\s*(?=\()/g;
    
    // Apply the method name highlighting
    code = code.replace(regexMethods, '<span class="csharp-method">$1</span>');
    
    pre.innerHTML = code;
});

// Function to check if a word is a keyword
function isKeyword(word) {
    return csharpKeywords.includes(word);
}

// Highlight C# class names and property names
document.querySelectorAll("pre.csharp").forEach(pre => {
    let code = pre.innerHTML;

    // Define the regex pattern for class names (PascalCase)
    const regexClasses = /\b([A-Z][a-zA-Z0-9_]*)\b/g;
    code = code.replace(regexClasses, (match, p1) => {
        return isKeyword(p1) ? p1 : `<span class="csharp-class">${p1}</span>`;
    });

    // Define the regex pattern for property names (PascalCase, followed by getter/setter)
    const regexProperties = /\b([a-zA-Z_][a-zA-Z0-9_]*)\s*(?=\s*{)/g;
    code = code.replace(regexProperties, (match, p1) => {
        return isKeyword(p1) ? p1 : `<span class="csharp-property">${p1}</span>`;
    });

    pre.innerHTML = code;
});

// Add rainbow curly braces highlighting with matched colors for each pair
const rainbowColors = [
    "red", "green", "blue", "purple", "orange", "yellow", "pink", "cyan", "lime", "brown"
];