Function makeDegitPackage

test/forceUpdateFailureCodes.test.js:78–92

(version, name)

// Fake degit that "downloads" a package.json (+ a code file) of the given
// version into TMP_TARGET (the last positional arg degit receives).
function makeDegitPackage(version, name) {
  return function (bin, args) {
    if (!String(bin).includes('npx')) throw new Error('unexpected fallback call');
    const tmpTarget = args[args.length - 1];
    fs.mkdirSync(tmpTarget, { recursive: true });
    fs.writeFileSync(
      path.join(tmpTarget, 'package.json'),
      JSON.stringify({ name: name || '@evomap/evolver', version }),
      'utf8',
    );
    fs.writeFileSync(path.join(tmpTarget, 'index.js'), '// v' + version, 'utf8');
    fs.mkdirSync(path.join(tmpTarget, 'src'), { recursive: true });
    fs.writeFileSync(path.join(tmpTarget, 'src', 'evolve.js'), '// src v' + version, 'utf8');
  };
}

function makeSuccessfulDegit(version) {
  return makeDegitPackage(version, '@evomap/evolver');