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import { ConfigurationMap, ConfigurationMapConstraint, ContainerServices, ContainerServicesConstraint, ExtractRequiredKeys, IContainerBuilder } from "../typings/interfaces";
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import { argumentNotNull, each, isKey } from "./traits";
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type ContainerExtensionConstraint<X, S> = ContainerServicesConstraint<Pick<S, keyof X & keyof S>>;
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export class FluentConfiguration<S extends ContainerServicesConstraint<S>, Y extends keyof S = keyof S> {
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private _builders: Partial<ConfigurationMap<ContainerServices<S>, keyof S, keyof S>> = {};
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/** Adds a declaration of the services to the current config.
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*
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* @template D The map of the services
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* @returns self
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*/
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declare<D extends ContainerExtensionConstraint<D,S>>(): FluentConfiguration<S & D, Y | keyof D> {
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return this as unknown as FluentConfiguration<S & D, Y | keyof D>;
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}
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/** Adds compile-time information about the already provided services
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*
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* @template P The map of the provided services
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* @returns self
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*/
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provided<P extends Pick<S, keyof P & keyof S>>(): FluentConfiguration<S & P, Exclude<Y, keyof P>> {
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return this as unknown as FluentConfiguration<S & P, Exclude<Y, keyof P>>;
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}
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/** Register the service.
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*
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* @param name The name of the service
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* @param builder The service builder
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* @returns self
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*/
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register<K extends Y>(name: K, builder: ConfigurationMap<ContainerServices<S>,Y, keyof S>[K]): FluentConfiguration<S, Exclude<Y, K>>;
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/** Registers the collection of services
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* @param config The collection of services to register.
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* @returns self
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*/
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register<X extends ConfigurationMapConstraint<ContainerServices<S>, Y, keyof X>>(config: X): FluentConfiguration<S, Exclude<Y, keyof X>>;
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register<K extends Y>(nameOrConfig: K | ConfigurationMap<ContainerServices<S>, K, keyof S>, builder?: ConfigurationMap<ContainerServices<S>, Y, keyof S>[K]) {
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if (isKey(nameOrConfig)) {
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argumentNotNull(builder, "builder");
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this._builders[nameOrConfig] = builder;
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} else {
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each(nameOrConfig, (v, k) => this.register(k, v));
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}
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return this; // as FluentConfiguration<S, Exclude<Y, K>>;
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}
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/**
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* This method is used to enable a compile time check of the configuration.
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* If there are not configured services in the configuration the compiler
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* will trigger the error.
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*
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* @param missing Empty object literal should always be specified.
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* @returns self
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*/
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// eslint-disable-next-line @typescript-eslint/no-unused-vars
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done(...args: ExtractRequiredKeys<S, Y> extends never ? [] : [services: {[ k in ExtractRequiredKeys<S, Y>]: "required"}]) {
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//done() {
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return this;
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}
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configure<C extends IContainerBuilder<ContainerServices<S>, keyof S>>(builder: C) {
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each(this._builders, (v, k) => {
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v(builder.createServiceBuilder(k));
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});
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return builder.build();
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}
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}
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