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Rich Trott 1562fb9ea7 tools: update ESLint to 4.2.0 ESLint 4.2.0 contains a fix for a bug that is blocking us from moving to the non-legacy stricter indentation linting. Update to 4.2.0 to remove the blocking issue. PR-URL: https://github.com/nodejs/node/pull/14155 Ref: https://github.com/eslint/eslint/issues/8882 Ref: https://github.com/eslint/eslint/pull/8885 Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Michaël Zasso <targos@protonmail.com> Reviewed-By: Gibson Fahnestock <gibfahn@gmail.com> Reviewed-By: Refael Ackermann <refack@gmail.com>		8 years ago
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index.js	tools: update ESLint to 4.2.0	8 years ago
license	tools: update ESLint to 4.2.0	8 years ago
package.json	tools: update ESLint to 4.2.0	8 years ago
readme.md	tools: update ESLint to 4.2.0	8 years ago

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
const hasFlag = require('has-flag');

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

hasFlag('--unicorn');
//=> 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 whether the flag exists.

flag

Type: string

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

argv

Type: array
Default: process.argv

CLI arguments.