type-graphql
Version:
Create GraphQL schema and resolvers with TypeScript, using classes and decorators!
39 lines (38 loc) • 1.64 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.mapSuperResolverHandlers = mapSuperResolverHandlers;
exports.mapSuperFieldResolverHandlers = mapSuperFieldResolverHandlers;
exports.mapMiddlewareMetadataToArray = mapMiddlewareMetadataToArray;
exports.ensureReflectMetadataExists = ensureReflectMetadataExists;
const errors_1 = require("../errors");
const isThrowing_1 = require("../helpers/isThrowing");
function mapSuperResolverHandlers(definitions, superResolver, resolverMetadata) {
return definitions.map(metadata => metadata.target === superResolver
? {
...metadata,
target: resolverMetadata.target,
resolverClassMetadata: resolverMetadata,
}
: metadata);
}
function mapSuperFieldResolverHandlers(definitions, superResolver, resolverMetadata) {
const superMetadata = mapSuperResolverHandlers(definitions, superResolver, resolverMetadata);
return superMetadata.map(metadata => metadata.target === superResolver
? {
...metadata,
getObjectType: (0, isThrowing_1.isThrowing)(metadata.getObjectType)
? resolverMetadata.getObjectType
: metadata.getObjectType,
}
: metadata);
}
function mapMiddlewareMetadataToArray(metadata) {
return metadata
.map(m => m.middlewares)
.reduce((middlewares, resultArray) => resultArray.concat(middlewares), []);
}
function ensureReflectMetadataExists() {
if (typeof Reflect !== "object" || typeof Reflect.getMetadata !== "function") {
throw new errors_1.ReflectMetadataMissingError();
}
}