node-ejs-renderer/node_modules/@pkgjs/parseargs/examples/is-default-value.js
2024-06-09 13:55:01 -04:00

26 lines
765 B
JavaScript

'use strict';
// This example shows how to understand if a default value is used or not.
// 1. const { parseArgs } = require('node:util'); // from node
// 2. const { parseArgs } = require('@pkgjs/parseargs'); // from package
const { parseArgs } = require('..'); // in repo
const options = {
file: { short: 'f', type: 'string', default: 'FOO' },
};
const { values, tokens } = parseArgs({ options, tokens: true });
const isFileDefault = !tokens.some((token) => token.kind === 'option' &&
token.name === 'file'
);
console.log(values);
console.log(`Is the file option [${values.file}] the default value? ${isFileDefault}`);
// Try the following:
// node is-default-value.js
// node is-default-value.js -f FILE
// node is-default-value.js --file FILE