numeric offsets.\n * @function\n * @memberof {modifiers~offset}\n * @private\n * @argument {String} offset\n * @argument {Object} popperOffsets\n * @argument {Object} referenceOffsets\n * @argument {String} basePlacement\n * @returns {Array} a two cells array with x and y offsets in numbers\n */\nexport function parseOffset(\n  offset,\n  popperOffsets,\n  referenceOffsets,\n  basePlacement\n) {\n  const offsets = [0, 0];\n\n  // Use height if placement is left or right and index is 0 otherwise use...