function pointerExtend(dest, source) { for (const prop in source) { const prefixedPropREs = pointerExtend.prefixedPropREs; let deprecated = false; // skip deprecated prefixed properties for (const vendor in prefixedPropREs) { if (prop.indexOf(vendor) === 0 && prefixedPropREs[vendor].test(prop)) { deprecated = true; break; } } if (!deprecated && typeof source[prop] !== 'function') { dest[prop] = source[prop]; } } return dest; } pointerExtend.prefixedPropREs = { webkit: /(Movement[XY]|Radius[XY]|RotationAngle|Force)$/, moz: /(Pressure)$/ }; export default pointerExtend; //# sourceMappingURL=pointerExtend.js.map