@nestjs/graphql
Version:
Nest - modern, fast, powerful node.js web framework (@graphql)
60 lines (59 loc) • 3.05 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.IntersectionType = void 0;
const shared_utils_1 = require("@nestjs/common/utils/shared.utils");
const mapped_types_1 = require("@nestjs/mapped-types");
const decorators_1 = require("../decorators");
const metadata_loader_1 = require("../plugin/metadata-loader");
const get_fields_and_decorator_util_1 = require("../schema-builder/utils/get-fields-and-decorator.util");
const type_helpers_utils_1 = require("./type-helpers.utils");
function IntersectionType(classARef, classBRef, decorator) {
const { decoratorFactory, fields: fieldsA } = (0, get_fields_and_decorator_util_1.getFieldsAndDecoratorForType)(classARef);
const { fields: fieldsB } = (0, get_fields_and_decorator_util_1.getFieldsAndDecoratorForType)(classBRef);
const fields = [...fieldsA, ...fieldsB];
class IntersectionObjectType {
constructor() {
(0, mapped_types_1.inheritPropertyInitializers)(this, classARef);
(0, mapped_types_1.inheritPropertyInitializers)(this, classBRef);
}
}
if (decorator) {
decorator({ isAbstract: true })(IntersectionObjectType);
}
else {
decoratorFactory({ isAbstract: true })(IntersectionObjectType);
}
(0, mapped_types_1.inheritValidationMetadata)(classARef, IntersectionObjectType);
(0, mapped_types_1.inheritTransformationMetadata)(classARef, IntersectionObjectType);
(0, mapped_types_1.inheritValidationMetadata)(classBRef, IntersectionObjectType);
(0, mapped_types_1.inheritTransformationMetadata)(classBRef, IntersectionObjectType);
function applyFields(fields) {
fields.forEach((item) => {
if ((0, shared_utils_1.isFunction)(item.typeFn)) {
// Execute type function eagerly to update the type options object (before "clone" operation)
// when the passed function (e.g., @Field(() => Type)) lazily returns an array.
item.typeFn();
}
(0, decorators_1.Field)(item.typeFn, { ...item.options })(IntersectionObjectType.prototype, item.name);
(0, type_helpers_utils_1.applyFieldDecorators)(IntersectionObjectType, item);
});
}
applyFields(fields);
// Register a refresh hook to update the fields when the serialized metadata
// is loaded from file.
metadata_loader_1.MetadataLoader.addRefreshHook(() => {
const { fields: fieldsA } = (0, get_fields_and_decorator_util_1.getFieldsAndDecoratorForType)(classARef, {
overrideFields: true,
});
const { fields: fieldsB } = (0, get_fields_and_decorator_util_1.getFieldsAndDecoratorForType)(classBRef, {
overrideFields: true,
});
const fields = [...fieldsA, ...fieldsB];
applyFields(fields);
});
Object.defineProperty(IntersectionObjectType, 'name', {
value: `Intersection${classARef.name}${classBRef.name}`,
});
return IntersectionObjectType;
}
exports.IntersectionType = IntersectionType;