module.ts•2.15 kB
import type {
DefaultSharedCoreModuleContext,
LangiumCoreServices,
LangiumSharedCoreServices,
Module,
PartialLangiumCoreServices,
} from 'langium';
import {
EmptyFileSystem,
createDefaultCoreModule,
createDefaultSharedCoreModule,
inject,
} from 'langium';
import { MermaidGeneratedSharedModule, PieGeneratedModule } from '../generated/module.js';
import { PieTokenBuilder } from './tokenBuilder.js';
import { PieValueConverter } from './valueConverter.js';
/**
* Declaration of `Pie` services.
*/
interface PieAddedServices {
parser: {
TokenBuilder: PieTokenBuilder;
ValueConverter: PieValueConverter;
};
}
/**
* Union of Langium default services and `Pie` services.
*/
export type PieServices = LangiumCoreServices & PieAddedServices;
/**
* Dependency injection module that overrides Langium default services and
* contributes the declared `Pie` services.
*/
export const PieModule: Module<PieServices, PartialLangiumCoreServices & PieAddedServices> = {
parser: {
TokenBuilder: () => new PieTokenBuilder(),
ValueConverter: () => new PieValueConverter(),
},
};
/**
* Create the full set of services required by Langium.
*
* First inject the shared services by merging two modules:
* - Langium default shared services
* - Services generated by langium-cli
*
* Then inject the language-specific services by merging three modules:
* - Langium default language-specific services
* - Services generated by langium-cli
* - Services specified in this file
* @param context - Optional module context with the LSP connection
* @returns An object wrapping the shared services and the language-specific services
*/
export function createPieServices(context: DefaultSharedCoreModuleContext = EmptyFileSystem): {
shared: LangiumSharedCoreServices;
Pie: PieServices;
} {
const shared: LangiumSharedCoreServices = inject(
createDefaultSharedCoreModule(context),
MermaidGeneratedSharedModule
);
const Pie: PieServices = inject(
createDefaultCoreModule({ shared }),
PieGeneratedModule,
PieModule
);
shared.ServiceRegistry.register(Pie);
return { shared, Pie };
}