✨ support helper returning promises

Author: MatthieuLemoine

.eslintrc

@@ -9,7 +9,12 @@
   },
   "rules": {
     "no-underscore-dangle": 0,
-    "no-use-before-define": ["error", { "functions": false, "classes": true, "variables": true }],
-    "max-len": 0
+    "no-use-before-define": [
+      "error",
+      { "functions": false, "classes": true, "variables": true }
+    ],
+    "max-len": 0,
+    "no-restricted-syntax": 0,
+    "no-await-in-loop": 0
   }
 }

package.json

@@ -1,6 +1,6 @@
 {
   "name": "immersive",
-  "version": "1.6.0",
+  "version": "1.7.0",
   "description": "A framework to build immersive CLIs & great developer tools.",
   "main": "index.js",
   "module": "src/main.js",

src/environment/index.js

@@ -1,15 +1,16 @@
-import {
-  compose, entries, reduce, map,
-} from 'conductor';
+import { map } from 'conductor';
 
 let environment;
 let environments;
 export const helpersMap = {};
 
-const inject = conf => compose(
-  reduce((acc, [key, module]) => ({ ...acc, [key]: module(conf) }), {}),
-  entries,
-);
+const inject = async (conf, helpers) => {
+  const acc = {};
+  for (const [helperName, getHelper] of Object.entries(helpers)) {
+    acc[helperName] = await getHelper(conf);
+  }
+  return acc;
+};
 
 export const getCurrentEnvironment = () => environment;
 export const loadEnvironments = (config) => {
@@ -19,9 +20,9 @@ export const loadEnvironments = (config) => {
   );
   return environments;
 };
-export const setCurrentEnvironment = (name, config) => {
+export const setCurrentEnvironment = async (name, config) => {
   environment = environments[name];
   if (!helpersMap[name]) {
-    helpersMap[name] = inject(environment)(config.helpers);
+    helpersMap[name] = await inject(environment, config.helpers);
   }
 };

src/index.js

@@ -15,7 +15,7 @@ const isNotEmptyOrNil = compose(
   converge(or, [isNil, isEmpty]),
 );
 
-function immersive(userConfig = {}) {
+async function immersive(userConfig = {}) {
   const {
     environments,
     defaultEnvironment,
@@ -39,7 +39,7 @@ function immersive(userConfig = {}) {
   });
   if (withEnvironment) {
     config.environments = loadEnvironments(config);
-    setCurrentEnvironment(
+    await setCurrentEnvironment(
       defaultEnvironment || Object.keys(environments)[0],
       config,
     );