Added helpers, KIBANA_ROOT environment override (elastic/kibana-plugin-helpers#41)

* run is now a named export, added helpers for interacting with the kibana repo

* [config] override the kibana root config with KIBANA_ROOT envvar

Original commit: elastic/kibana-plugin-helpers@54a38cd9a2

packages/kbn-plugin-helpers/lib/config_file.js

@@ -3,6 +3,7 @@ var readFileSync = require('fs').readFileSync;
 
 var configFiles = [ '.kibana-plugin-helpers.json', '.kibana-plugin-helpers.dev.json' ];
 var configCache = {};
+var KIBANA_ROOT_OVERRIDE = process.env.KIBANA_ROOT ? resolve(process.env.KIBANA_ROOT) : null;
 
 module.exports = function (root) {
   if (!root) root = process.cwd();
@@ -25,6 +26,7 @@ module.exports = function (root) {
 
   // if the kibanaRoot is set, use resolve to ensure correct resolution
   if (config.kibanaRoot) config.kibanaRoot = resolve(root, config.kibanaRoot);
+  if (KIBANA_ROOT_OVERRIDE) config.kibanaRoot = KIBANA_ROOT_OVERRIDE;
 
   return config;
 };

packages/kbn-plugin-helpers/lib/index.js

@@ -0,0 +1,13 @@
+var run = require('./run');
+var utils = require('./utils');
+
+module.exports = function () {
+  console.error(
+    'running tasks with the default export of @elastic/plugin-helpers is deprecated.' +
+    'use `require(\'@elastic/plugin-helpers\').run()` instead'
+  );
+
+  return run.apply(this, arguments);
+};
+
+Object.assign(module.exports, { run: run }, utils);

packages/kbn-plugin-helpers/lib/utils.js

@@ -0,0 +1,28 @@
+var resolve = require('path').resolve;
+
+var pluginConfig = require('./config_file');
+
+function babelRegister() {
+  var plugin = pluginConfig();
+  require(resolve(plugin.kibanaRoot, 'src/optimize/babel/register'));
+}
+
+function resolveKibanaPath(path) {
+  var plugin = pluginConfig();
+  return resolve(plugin.kibanaRoot, path);
+}
+
+function createToolingLog(level) {
+  return require(resolveKibanaPath('src/utils')).createToolingLog(level);
+}
+
+function readFtrConfigFile(log, path, settingOverrides) {
+  return require(resolveKibanaPath('src/functional_test_runner')).readConfigFile(log, path, settingOverrides);
+}
+
+module.exports = {
+  babelRegister: babelRegister,
+  resolveKibanaPath: resolveKibanaPath,
+  createToolingLog: createToolingLog,
+  readFtrConfigFile: readFtrConfigFile,
+};

packages/kbn-plugin-helpers/package.json

@@ -2,7 +2,7 @@
   "name": "@elastic/plugin-helpers",
   "version": "6.0.4",
   "description": "Just some helpers for kibana plugin devs.",
-  "main": "lib/run.js",
+  "main": "lib/index.js",
   "bin": {
     "plugin-helpers": "bin/plugin-helpers.js"
   },