Function readRule

packages/react/src/utils/testing.tsx:123–133

(rule: CSSStyleRule, dest: ComputedStyles)

  }

  function readRule(rule: CSSStyleRule, dest: ComputedStyles) {
    if (matchesSafe(div, rule.selectorText)) {
      const {style} = rule
      for (let i = 0; i < style.length; i++) {
        const prop = style[i]
        dest[prop] = style.getPropertyValue(prop)
      }
    } else {
      // console.warn('no match:', rule.selectorText)
    }
  }

  function readMedia(mediaRule: CSSMediaRule) {
    const key = `@media ${mediaRule.media[0]}`