pulumi/sdk/nodejs/tsutils.ts

39 lines
1.6 KiB
TypeScript

// Copyright 2016-2022, Pulumi Corporation.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
import * as fs from "fs";
import type * as typescript from "typescript";
import { loadTypeScript } from "./cmd/run/pkg";
import * as log from "./log";
/**
* This function loads the user's tsconfig files. It requires a path to the user's tsconfig
* file and the user's loaded package.json file.
* @internal
*/
export function loadTypeScriptCompilerOptions(tsConfigPath: string, pkg: Record<string, any>): object {
try {
const tsConfigString = fs.readFileSync(tsConfigPath).toString();
// Using local `require("typescript")` to avoid always loading
// and only load on-demand, avoid up to 300s overhead in Node runtime.
const ts: typeof typescript = loadTypeScript(pkg);
const tsConfig = ts.parseConfigFileTextToJson(tsConfigPath, tsConfigString).config;
return tsConfig["compilerOptions"] ?? {};
} catch (err) {
log.debug(`Ignoring error in loadCompilerOptions(${tsConfigPath}}): ${err}`);
return {};
}
}