updatePreviousPath = (child, pathData) => {
          js2path(child, pathData, {
            floatPrecision,
            noSpaceAfterFlags,
          });
          prevPathData = null;
        }
@param {import('../lib/types.js').XastElement} child
@param {ReadonlyArray<import("../lib/types.js").PathDataItem>} pathData