rebootify/util/utility.js

A Faster and lightweight alertnative to nodemon to monitor your Node Application

const constant = require('../lib/constant');
const fs = require('fs');
const path = require('path');

// Function to validate if the JavaScript file exists
exports.isValidJS = (fileName) => {
    const resolvedPath = path.resolve(fileName.endsWith(constant.JS_EXT) ? fileName : fileName + constant.JS_EXT);
    return fs.existsSync(resolvedPath);
};

// Debounce function to limit the frequency of function calls
exports.debounce = (func, delay) => {
    console.log('Debounce function triggered');
    if (typeof func !== 'function') {
        throw new TypeError('Expected function as the first argument');
    }

    let debounceTimer;

    return function() {
        let context = this;
        let args = arguments;

        clearTimeout(debounceTimer);

        debounceTimer = setTimeout(() => {
            func.apply(context, args);
        }, delay);
    }
}