work.suroh.tk/node_modules/yargs/index.js

32 lines
853 B
JavaScript

// classic singleton yargs API, to use yargs
// without running as a singleton do:
// require('yargs/yargs')(process.argv.slice(2))
const yargs = require('./yargs')
Argv(process.argv.slice(2))
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(function (key) {
if (key === 'argv') {
Argv.__defineGetter__(key, inst.__lookupGetter__(key))
} else {
Argv[key] = typeof inst[key] === 'function' ? inst[key].bind(inst) : inst[key]
}
})
}