boolify-string

boolify-string

Check a string whether truthy or falsy.

Use case

Read from environment variable, sometimes these are 'True', 'false', '1', '', undefined, etc.

if (boolifyString(process.env.CI)){
  something_do();
}

Install

$ npm install --save boolify-string

Usage

var boolifyString = require('boolify-string');

boolifyString('true');// #=> true
boolifyString('TRUE');// #=> true
boolifyString('True');// #=> true
boolifyString('false');// #=> false

boolifyString('{}');// #=> true
boolifyString('foo');// #=> true
boolifyString('');// #=> false
boolifyString('1');// #=> true
boolifyString('-1');// #=> true
boolifyString('0');// #=> false
boolifyString('[]');// #=> true
boolifyString('undefined');// #=> false
boolifyString('null');// #=> false

// primitive values as is
boolifyString(true);// #=> true
boolifyString(false);// #=> false
boolifyString({});// #=> true
boolifyString(1);// #=> true
boolifyString(-1);// #=> true
boolifyString(0);// #=> false
boolifyString([]);// #=> true
boolifyString(undefined);// #=> false
boolifyString(null);// #=> false

License

Copyright (c) 2014-2015 sanemat. Licensed under the MIT license.

Changelog

1.0.1 (2015-07-19)

• changelog