Spaces:
Running
Running
File size: 1,797 Bytes
c3a0082 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 | // utils/languageDetect.js
const escapeRegExp = (string) =>
string.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
export const detectLanguage = (code = '') => {
const language_keywords = {
python: ['def ', 'print(', 'import ', 'class '],
javascript: ['function ', 'console.log(', 'let ', 'const ', 'document.getElementById'],
typescript: ['interface ', 'type ', 'let ', 'const ', ': string', ': number'],
java: ['import java.', 'ArrayList<', 'System.out', 'void main(', 'public class', 'new '],
c: ['#include <stdio.h>', 'printf(', 'scanf(', 'int main('],
cpp: ['#include', 'std::', 'cout <<', 'cin >>'],
bash: ['#!/bin/bash', 'echo ', 'cd ', 'ls', 'pwd'],
shell: ['#!/bin/sh', 'echo ', 'export ', 'fi'],
sql: ['SELECT ', 'INSERT ', 'UPDATE ', 'FROM ', 'WHERE ', 'JOIN ', 'DELETE '],
html: ['<!DOCTYPE html>', '<html>', '<div>', '<script>'],
css: ['color:', 'font-size:', 'margin:', 'padding:'],
go: ['package main', 'fmt.Println', 'func main()'],
php: ['<?php', 'echo ', '$_', '->'],
ruby: ['def ', 'puts ', 'end', 'class '],
kotlin: ['fun main(', 'val ', 'var ', 'println('],
swift: ['import SwiftUI', 'struct ', 'var body:', 'Text('],
rust: ['fn main()', 'println!', 'let mut'],
scala: ['object ', 'def ', 'val ', 'println('],
dart: ['void main()', 'print(', 'var ', 'class '],
};
let bestMatch = 'plaintext';
let maxScore = 0;
for (const [lang, keywords] of Object.entries(language_keywords)) {
let score = 0;
for (const keyword of keywords) {
const regex = new RegExp(escapeRegExp(keyword), 'g');
const matches = (code.match(regex) || []).length;
score += matches * Math.max(1, keyword.length / 4);
}
if (score > maxScore) {
maxScore = score;
bestMatch = lang;
}
}
return bestMatch;
};
|