graphql-modules/esm/application/di.js

Create reusable, maintainable, testable and extendable GraphQL modules

import { Scope } from '../di';
export function instantiateSingletonProviders({ appInjector, modulesMap, }) {
    appInjector.instantiateAll();
    modulesMap.forEach((mod) => {
        mod.injector.instantiateAll();
    });
}
export function createGlobalProvidersMap({ modules, scope, }) {
    const globalProvidersMap = {};
    const propType = scope === Scope.Singleton ? 'singletonProviders' : 'operationProviders';
    modules.forEach((mod) => {
        mod[propType].forEach((provider) => {
            if (provider.factory.isGlobal) {
                const key = provider.key.id;
                if (globalProvidersMap[key]) {
                    throw duplicatedGlobalTokenError(provider, [
                        mod.id,
                        globalProvidersMap[key],
                    ]);
                }
                globalProvidersMap[key] = mod.id;
            }
        });
    });
    return globalProvidersMap;
}
export function attachGlobalProvidersMap({ injector, globalProvidersMap, moduleInjectorGetter, }) {
    injector._globalProvidersMap = {
        has(key) {
            return typeof globalProvidersMap[key] === 'string';
        },
        get(key) {
            return moduleInjectorGetter(globalProvidersMap[key]);
        },
    };
}
export function duplicatedGlobalTokenError(provider, modules) {
    return Error([
        `Failed to define '${provider.key.displayName}' token as global.`,
        `Token provided by two modules: '${modules.join("', '")}'`,
    ].join(' '));
}