Function computedStyle

src/createDOMForm.js:8–32

(el, prop)

import { getParams } from './utils';

function computedStyle(el, prop) {
  const getComputedStyle = window.getComputedStyle;
  const style =
    // If we have getComputedStyle
    getComputedStyle ?
      // Query it
      // TODO: From CSS-Query notes, we might need (node, null) for FF
      getComputedStyle(el) :

      // Otherwise, we are in IE and use currentStyle
      el.currentStyle;
  if (style) {
    return style
      [
      // Switch to camelCase for CSSOM
      // DEV: Grabbed from jQuery
      // https://github.com/jquery/jquery/blob/1.9-stable/src/css.js#L191-L194
      // https://github.com/jquery/jquery/blob/1.9-stable/src/core.js#L593-L597
        prop.replace(/-(\w)/gi, (word, letter) => {
          return letter.toUpperCase();
        })
      ];
  }
  return undefined;
}

function getScrollableContainer(n) {
  let node = n;