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Patrick Marsceill b7b0d0d7bf Initial commit		2017-03-09 13:16:08 -05:00
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index.js	Initial commit	2017-03-09 13:16:08 -05:00
license	Initial commit	2017-03-09 13:16:08 -05:00
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readme.md	Initial commit	2017-03-09 13:16:08 -05:00

readme.md

has-flag

Check if argv has a specific flag

Correctly stops looking after an -- argument terminator.

Install

$ npm install --save has-flag

Usage

// foo.js
var hasFlag = require('has-flag');

hasFlag('unicorn');
//=> true

hasFlag('--unicorn');
//=> true

hasFlag('foo=bar');
//=> true

hasFlag('foo');
//=> false

hasFlag('rainbow');
//=> false

$ node foo.js --unicorn --foo=bar -- --rainbow

API

hasFlag(flag, [argv])

Returns a boolean whether the flag exists.

flag

Type: string

CLI flag to look for. The -- prefix is optional.

argv

Type: array
Default: process.argv

CLI arguments.