camelcase/camelcase.ts

import trim from '../trim/trim'
import capitalize from '../capitalize/capitalize'

/**
 * @function camelcase
 * @description Returns a string in camelcase after trimming it
 * @param {String} string
 * @return {String} The camelcase string
 * @example
 * camelcase(' This is a tesT ')
 * // thisIsATest
 * @example
 * str(' This is a tesT ').camelcase().value
 * // thisIsATest
 */

export default (string: string): string =>
  trim(string)
    .toLowerCase()
    .split(' ')
    .reduce((acc, word, i) => acc + (i === 0 ? word : capitalize(word)), '')