Function detect_language_from_path 

pub fn detect_language_from_path(path: &str) -> String

Detect programming language from file path extension

Maps file extensions to language names for semantic annotations.

Arguments

• path - File path to examine

Returns

Language name as string, or “unknown” if extension not recognized

Supported Extensions

• .rs → “rust”
• .py → “python”
• .js → “javascript”
• .ts, .tsx → “typescript”
• .java → “java”
• .c → “c”
• .cpp, .cc, .cxx, .hpp → “cpp”
• .go → “go”
• .rb → “ruby”
• .php → “php”