bem

bem is a small helper function for managing BEM classes.

Install

npm install --save @maxwellmri/bem

Usage

bem can be used 3 ways.

1. With an array

const b = bem("Block");
b(["&__component"]) // returns Block__component
ub(["&__component", "&--modified"]) // returns Block__component Block--modifier

2. With an string

const b = bem("Block");
b("&__component") // returns Block__component

3. With an object (for conditional classes)

const b = bem("Block");
b({ "&__component": true, "&--disabled": false }) // returns Block__component
b({ "&__component": true, "&--disabled": true }) // returns Block__component Block--disabled

4. With multiple arguments

const b = bem("Block");
b(["&", "&--disabled"], "random") // returns Block Block--disabled random
b(["&", "&--disabled"], { "fizz": true, "buzz": false }) // returns Block Block--disabled fizz