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