feat(compare-files): initial commit
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.env*
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## Overview
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Compare files
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## Preparation
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Run the following command in your favorite terminal to install dependenies.
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```
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npm i
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```
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## Development setup
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Run the following command in your favorite terminal if you fancy log messages for debugging.
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```
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export DEBUG=$DEBUG,debug
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```
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Run the following command in your favorite terminal to start the service in development mode.
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```
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npm run dev
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```
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/*
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* SPDX-FileCopyrightText: 2022 Stefan Begerad <stefan@begerad.de>
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*
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* SPDX-License-Identifier: GPL-3.0-or-later
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*/
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const debug=require('debug')('files');
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const fs = require('fs');
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const fsp = fs.promises;
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//resolves to true or false
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async function compare(fname1, fname2) {
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debug('fname1: '+fname1);
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let h1, h2;
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try {
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h1 = await fsp.open(fname1);
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h2 = await fsp.open(fname2);
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const [stat1, stat2] = await Promise.all([h1.stat(), h2.stat()]);
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if (stat1.size !== stat2.size) {
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debug('file size NOT equal');
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return false;
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}else{
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debug('file size equal');
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return true;
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}
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} finally {
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if (h1) {
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debug('h1 to be closed');
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await h1.close();
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}
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if (h2) {
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debug('h2 to be closed');
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await h2.close();
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}
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}
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}
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module.exports={
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compare
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}
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const debug=require('debug')('debug');
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const fs = require('fs');
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const files=require('./files');
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const path='/home/begerad/git/sib/sandbox-node/request';
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const filePathAbsOne=path+'/connect-top-dhid-1654510162870.zip';
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debug('filePathAbsOne: '+filePathAbsOne);
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const filePathAbsTwo=path+'/connect-top-dhid-1654514173016.zip';
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debug('filePathAbsTwo: '+filePathAbsTwo);
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//sample usage
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files.compare(filePathAbsOne,filePathAbsTwo).then(result => {
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debug('result: '+result);
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}).catch(err => {
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console.log(err);
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});
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debug('done.');
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{
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"private": true,
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"name": "compare-files",
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"version": "0.0.1",
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"description": "",
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"main": "index.js",
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"scripts": {
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"dev": "nodemon index.js",
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"test": "echo \"Error: no test specified\" && exit 1"
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},
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"author": "Stefan Begerad",
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"license": "GPL-3.0",
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"devDependencies": {
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"nodemon": "^2.0.7"
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},
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"dependencies": {
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"fs": "0.0.1-security",
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"http": "0.0.1-security",
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"request": "^2.88.2"
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}
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}
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