mirror of https://github.com/nodejs/node.git synced 2025-05-12 14:37:22 +00:00

History

Myles Borins 2e54524955 deps: update npm to 7.0.0-rc.3 PR-URL: https://github.com/nodejs/node/pull/35474 Reviewed-By: Ruy Adorno <ruyadorno@github.com> Reviewed-By: Ujjwal Sharma <ryzokuken@disroot.org> Reviewed-By: Ben Coe <bencoe@gmail.com> Reviewed-By: Geoffrey Booth <webmaster@geoffreybooth.com> Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: Shelley Vohr <codebytere@gmail.com> Reviewed-By: Guy Bedford <guybedford@gmail.com> Reviewed-By: Matteo Collina <matteo.collina@gmail.com>		2020-10-07 09:59:49 -04:00
..
index.d.ts	deps: update npm to 7.0.0-rc.3	2020-10-07 09:59:49 -04:00
index.js	deps: update npm to 7.0.0-rc.3	2020-10-07 09:59:49 -04:00
license	deps: upgrade npm to 6.1.0	2018-05-24 23:24:45 -07:00
package.json	deps: update npm to 7.0.0-rc.3	2020-10-07 09:59:49 -04:00
readme.md	deps: update npm to 7.0.0-rc.3	2020-10-07 09:59:49 -04:00

readme.md

has-flag

Check if argv has a specific flag

Correctly stops looking after an -- argument terminator.

Get professional support for this package with a Tidelift subscription
_{Tidelift helps make open source sustainable for maintainers while giving companies
assurances about security, maintenance, and licensing for their dependencies.}

Install

$ npm install has-flag

Usage

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

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

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

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

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

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

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

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

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

API

hasFlag(flag, [argv])

Returns a boolean for whether the flag exists.

flag

Type: string

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

argv

Type: string[]
Default: process.argv

CLI arguments.

Security

To report a security vulnerability, please use the Tidelift security contact. Tidelift will coordinate the fix and disclosure.