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run.ts
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31 lines (24 loc) · 906 Bytes
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import { ChildProcess, fork } from "child_process";
import * as path from "path";
jest.setTimeout(30000);
const cliPath = path.join(__dirname, "../../src/tstl.ts");
const defaultArgs = ["--skipLibCheck", "--types", "node"];
export function forkCli(args: string[]): ChildProcess {
return fork(cliPath, [...defaultArgs, ...args], {
stdio: "pipe",
execArgv: ["--require", "ts-node/register/transpile-only"],
});
}
export interface CliResult {
exitCode: number;
output: string;
}
export async function runCli(args: string[]): Promise<CliResult> {
const child = forkCli(args);
let output = "";
child.stdout!.on("data", (data: Buffer) => (output += data.toString()));
child.stderr!.on("data", (data: Buffer) => (output += data.toString()));
return new Promise(resolve => {
child.on("close", exitCode => resolve({ exitCode, output }));
});
}