applyDecoratedDescriptor.js
830 Bytes
function _applyDecoratedDescriptor(target, property, decorators, descriptor, context) {
var desc = {};
Object.keys(descriptor).forEach(function (key) {
desc[key] = descriptor[key];
});
desc.enumerable = !!desc.enumerable;
desc.configurable = !!desc.configurable;
if ('value' in desc || desc.initializer) {
desc.writable = true;
}
desc = decorators.slice().reverse().reduce(function (desc, decorator) {
return decorator(target, property, desc) || desc;
}, desc);
if (context && desc.initializer !== void 0) {
desc.value = desc.initializer ? desc.initializer.call(context) : void 0;
desc.initializer = undefined;
}
if (desc.initializer === void 0) {
Object.defineProperty(target, property, desc);
desc = null;
}
return desc;
}
module.exports = _applyDecoratedDescriptor;