source: frontend/node_modules/clean-css/lib/optimizer/level-2/properties/every-values-pair.js

var Marker = require('../../../tokenizer/marker');

function everyValuesPair(fn, left, right) {
  var leftSize = left.value.length;
  var rightSize = right.value.length;
  var total = Math.max(leftSize, rightSize);
  var lowerBound = Math.min(leftSize, rightSize) - 1;
  var leftValue;
  var rightValue;
  var position;

  for (position = 0; position < total; position++) {
    leftValue = left.value[position] && left.value[position][1] || leftValue;
    rightValue = right.value[position] && right.value[position][1] || rightValue;

    if (leftValue == Marker.COMMA || rightValue == Marker.COMMA) {
      continue;
    }

    if (!fn(leftValue, rightValue, position, position <= lowerBound)) {
      return false;
    }
  }

  return true;
}

module.exports = everyValuesPair;