@node-kit/lerna-workspace-root/dist/index.esm-bundler.js

A simple utility to get the lerna workspace root

import { join, dirname } from 'path';
import findUp from 'find-up';
import { getRealPathSync, getRealPath } from '@node-kit/extra.fs';

function asyncGeneratorStep(n, t, e, r, o, a, c) {
  try {
    var i = n[a](c),
      u = i.value;
  } catch (n) {
    return void e(n);
  }
  i.done ? t(u) : Promise.resolve(u).then(r, o);
}
function _asyncToGenerator(n) {
  return function () {
    var t = this,
      e = arguments;
    return new Promise(function (r, o) {
      var a = n.apply(t, e);
      function _next(n) {
        asyncGeneratorStep(a, r, o, _next, _throw, "next", n);
      }
      function _throw(n) {
        asyncGeneratorStep(a, r, o, _next, _throw, "throw", n);
      }
      _next(void 0);
    });
  };
}

var WORKSPACE_DIR_ENV_VAR = "NPM_CONFIG_WORKSPACE_DIR";
var WORKSPACE_MANIFEST_FILENAME = "lerna.json";
function lernaWorkspaceRoot() {
  return _lernaWorkspaceRoot.apply(this, arguments);
}
function _lernaWorkspaceRoot() {
  _lernaWorkspaceRoot = _asyncToGenerator(function* () {
    var _process$env$WORKSPAC2;
    var cwd = arguments.length > 0 && arguments[0] !== void 0 ? arguments[0] : process.cwd();
    var workspaceManifestDirEnvVar = (_process$env$WORKSPAC2 = process.env[WORKSPACE_DIR_ENV_VAR]) !== null && _process$env$WORKSPAC2 !== void 0 ? _process$env$WORKSPAC2 : process.env[WORKSPACE_DIR_ENV_VAR.toLowerCase()];
    var workspaceManifestPath = workspaceManifestDirEnvVar ? join(workspaceManifestDirEnvVar, WORKSPACE_MANIFEST_FILENAME) : yield findUp(WORKSPACE_MANIFEST_FILENAME, {
      cwd: yield getRealPath(cwd)
    });
    return workspaceManifestPath && dirname(workspaceManifestPath) || null;
  });
  return _lernaWorkspaceRoot.apply(this, arguments);
}
function lernaWorkspaceRootSync() {
  var _process$env$WORKSPAC;
  var cwd = arguments.length > 0 && arguments[0] !== void 0 ? arguments[0] : process.cwd();
  var workspaceManifestDirEnvVar = (_process$env$WORKSPAC = process.env[WORKSPACE_DIR_ENV_VAR]) !== null && _process$env$WORKSPAC !== void 0 ? _process$env$WORKSPAC : process.env[WORKSPACE_DIR_ENV_VAR.toLowerCase()];
  var workspaceManifestPath = workspaceManifestDirEnvVar ? join(workspaceManifestDirEnvVar, WORKSPACE_MANIFEST_FILENAME) : findUp.sync(WORKSPACE_MANIFEST_FILENAME, {
    cwd: getRealPathSync(cwd)
  });
  return workspaceManifestPath && dirname(workspaceManifestPath) || null;
}

export { lernaWorkspaceRoot, lernaWorkspaceRootSync };