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Merge branch next into add-pie-langium-parser

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Reda Al Sulais
2024-01-27 20:55:15 +03:00
parent a2a99485f9 969e2c1ff1
commit 72a6fad1db
11 changed files with 115 additions and 173 deletions
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33
packages/parser/src/parse.ts
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@@ -1,38 +1,41 @@
import type { LangiumParser, ParseResult } from 'langium';
import type { Info, Packet, Pie } from './index.js';
import { createInfoServices, createPacketServices, createPieServices } from './language/index.js';
export type DiagramAST = Info | Packet | Pie;
const parsers: Record<string, LangiumParser> = {};
const initializers = {
info: () => {
// Will have to make parse async to use this. Can try later...
// const { createInfoServices } = await import('./language/info/index.js');
parsers['info'] = createInfoServices().Info.parser.LangiumParser;
info: async () => {
const { createInfoServices } = await import('./language/info/index.js');
const parser = createInfoServices().Info.parser.LangiumParser;
parsers['info'] = parser;
},
packet: () => {
parsers['packet'] = createPacketServices().Packet.parser.LangiumParser;
packet: async () => {
const { createPacketServices } = await import('./language/packet/index.js');
const parser = createPacketServices().Packet.parser.LangiumParser;
parsers['packet'] = parser;
},
pie: () => {
parsers['pie'] = createPieServices().Pie.parser.LangiumParser;
pie: async () => {
const { createPieServices } = await import('./language/pie/index.js');
const parser = createPieServices().Pie.parser.LangiumParser;
parsers['pie'] = parser;
},
} as const;
export function parse(diagramType: 'info', text: string): Info;
export function parse(diagramType: 'packet', text: string): Packet;
export function parse(diagramType: 'pie', text: string): Pie;
export function parse<T extends DiagramAST>(
export async function parse(diagramType: 'info', text: string): Promise<Info>;
export async function parse(diagramType: 'packet', text: string): Promise<Packet>;
export async function parse(diagramType: 'pie', text: string): Promise<Pie>;
export async function parse<T extends DiagramAST>(
diagramType: keyof typeof initializers,
text: string
): T {
): Promise<T> {
const initializer = initializers[diagramType];
if (!initializer) {
throw new Error(`Unknown diagram type: ${diagramType}`);
}
if (!parsers[diagramType]) {
initializer();
await initializer();
}
const parser: LangiumParser = parsers[diagramType];
const result: ParseResult<T> = parser.parse<T>(text);