Fixes prettier

packages/pkg-tests/pkg-tests-core/sources/utils/fs.js

@@ -173,3 +173,15 @@ exports.readJson = async function readJson(source: string): Promise<any> {
  throw new Error(`Invalid json file (${source})`);
  }
 };
+
+exports.chmod = function chmod(target: string, mod: number): Promise<void> {
+ return fs.chmod(target, mod);
+};
+
+exports.makeFakeBinary = async function(
+ target: string,
+ {output = `Fake binary`, exitCode = 1}: {|output: string, exitCode: number|} = {},
+): Promise<void> {
+ await exports.writeFile(target, `#!/bin/sh\necho "${output}"\nexit ${exitCode}\n`);
+ await exports.chmod(target, 0o755);
+};

src/util/execute-lifecycle-script.js

@@ -141,11 +141,11 @@ export async function makeEnv(
  // split up the path
  const envPath = env[constants.ENV_PATH_KEY];
  const pathParts = envPath ? envPath.split(path.delimiter) : [];
- 
+
  // Include the directory that contains node so that we can guarantee that the scripts
  // will always run with the exact same Node release than the one use to run Yarn
  pathParts.unshift(path.dirname(process.execPath));
- 
+
  // Include node-gyp version that was bundled with the current Node.js version,
  // if available.
  pathParts.unshift(path.join(path.dirname(process.execPath), 'node_modules', 'npm', 'bin', 'node-gyp-bin'));