styled-components/src/utils/interleave.js

Visual primitives for the component age. Use the best bits of ES6 and CSS to style your apps without stress 💅

// @flow
import type { Interpolation } from '../types'

export default (
  strings: Array<string>,
  interpolations: Array<Interpolation>
): Array<Interpolation> => {
  const result = [strings[0]]

  for (let i = 0, len = interpolations.length; i < len; i += 1) {
    result.push(interpolations[i], strings[i + 1])
  }

  return result
}