tsconfig.ts — astro Source File

Source Code

import { readFile } from 'node:fs/promises';
import { join } from 'node:path';
import {
	find,
	parse,
	TSConfckParseError,
	type TSConfckParseOptions,
	type TSConfckParseResult,
	toJson,
} from 'tsconfck';
import type { CompilerOptions, TypeAcquisition } from 'typescript';

export const defaultTSConfig: TSConfig = { extends: 'astro/tsconfigs/base' };

export type frameworkWithTSSettings = 'vue' | 'react' | 'preact' | 'solid-js';
// The following presets unfortunately cannot be inside the specific integrations, as we need
// them even in cases where the integrations are not installed
export const presets = new Map<frameworkWithTSSettings, TSConfig>([
	[
		'vue', // Settings needed for template intellisense when using Volar
		{
			compilerOptions: {
				jsx: 'preserve',
			},
		},
	],
	[
		'react', // Default TypeScript settings, but we need to redefine them in case the users changed them previously
		{
			compilerOptions: {
				jsx: 'react-jsx',
				jsxImportSource: 'react',
			},
		},
	],
	[
		'preact', // https://preactjs.com/guide/v10/typescript/#typescript-configuration
		{
			compilerOptions: {
				jsx: 'react-jsx',
				jsxImportSource: 'preact',
			},
		},
	],
	[
		'solid-js', // https://www.solidjs.com/guides/typescript#configuring-typescript
		{
			compilerOptions: {
				jsx: 'preserve',
				jsxImportSource: 'solid-js',
			},
		},
	],
]);

type TSConfigResult<T = object> = Promise<
	(TSConfckParseResult & T) | 'invalid-config' | 'missing-config' | 'unknown-error'
>;

/**
// ... (135 more lines)