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- 'use strict';
- // classic singleton yargs API, to use yargs
- // without running as a singleton do:
- // require('yargs/yargs')(process.argv.slice(2))
- const {Yargs, processArgv} = require('./build/index.cjs');
-
- Argv(processArgv.hideBin(process.argv));
-
- module.exports = Argv;
-
- function Argv(processArgs, cwd) {
- const argv = Yargs(processArgs, cwd, require);
- singletonify(argv);
- return argv;
- }
-
- /* Hack an instance of Argv with process.argv into Argv
- so people can do
- require('yargs')(['--beeble=1','-z','zizzle']).argv
- to parse a list of args and
- require('yargs').argv
- to get a parsed version of process.argv.
- */
- function singletonify(inst) {
- Object.keys(inst).forEach(key => {
- if (key === 'argv') {
- Argv.__defineGetter__(key, inst.__lookupGetter__(key));
- } else if (typeof inst[key] === 'function') {
- Argv[key] = inst[key].bind(inst);
- } else {
- Argv.__defineGetter__('$0', () => {
- return inst.$0;
- });
- Argv.__defineGetter__('parsed', () => {
- return inst.parsed;
- });
- }
- });
- }
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