Refactor

.eslintrc.json

@@ -1,11 +1,24 @@
 {
+  "extends": [
+    "eslint:recommended"
+  ],
+
   "env": {
     "browser": false,
     "es6": true,
     "node": true,
     "mocha": true
   },
 
+  "parserOptions":{
+    "ecmaVersion": 9,
+    "sourceType": "module",
+    "ecmaFeatures": {
+      "modules": true,
+      "experimentalObjectRestSpread": true
+    }
+  },
+
   "globals": {
     "document": false,
     "navigator": false,

.travis.yml

@@ -7,7 +7,3 @@ node_js:
   - node
   - '9'
   - '8'
-  - '7'
-  - '6'
-  - '5'
-  - '4'

appveyor.yml

@@ -4,17 +4,13 @@ environment:
     # node.js
     - nodejs_version: "9.0"
     - nodejs_version: "8.0"
-    - nodejs_version: "7.0"
-    - nodejs_version: "6.0"
-    - nodejs_version: "5.0"
-    - nodejs_version: "4.0"
 
 # Install scripts. (runs after repo cloning)
 install:
   # Get the latest stable version of Node.js or io.js
   - ps: Install-Product node $env:nodejs_version
   # install modules
-  - npm install
+  - appveyor-retry npm install
 
 # Post-install test scripts.
 test_script:

examples/refactor.js

@@ -0,0 +1,80 @@
+'use strict';
+
+const AsyncHelpers = require('../index');
+
+async function main() {
+  const asyncHelpers = new AsyncHelpers();
+
+  asyncHelpers.wrapHelper('lower', (val) => val && val.toLowerCase());
+
+  console.log('all raw:', asyncHelpers.rawHelpers);
+  console.log('lower sync:', asyncHelpers.helper('lower'));
+  console.log('all wrapped:', asyncHelpers.wrappedHelpers);
+  console.log('lower wrapped:');
+  console.log(asyncHelpers.wrapHelper('lower'));
+
+  console.log('lower non wrapped:');
+  console.log(asyncHelpers.helper('lower'));
+
+  const lower = asyncHelpers.wrapHelper('lower');
+
+  console.log('lower wrapped id:', lower('FOO')); // => asyncId
+  console.log('lower wrapped:', await asyncHelpers.resolveId(lower('FOO')));
+  // => resolves to 'foo'
+
+  asyncHelpers.wrapHelper('lowerAsync', async(str) => str && str.toLowerCase());
+  const lowerAsync = asyncHelpers.wrapHelper('lowerAsync');
+
+  console.log('lowerAsync wrapped id:', lowerAsync('QUX')); // => asyncId
+  console.log('lowerAsync wrapped:', await asyncHelpers.resolveId(lowerAsync('QUX')));
+  // => resolves to 'qux'
+
+  asyncHelpers.wrapHelper('lowerCb', (str, cb) => cb(null, str && str.toLowerCase()));
+  const lowerCb = asyncHelpers.wrapHelper('lowerCb');
+
+  console.log('lowerCb wrapped id:', lowerCb('GGG')); // => asyncId
+  console.log('lowerCb wrapped:', await asyncHelpers.resolveId(lowerCb('GGG')));
+  // => resolves to 'ggg'
+
+  // resolveIds (plural)
+  const str = `foo ${lowerCb('KKK222')} bar ${lowerAsync('QYX')}`;
+  console.log('resolveIds:', await asyncHelpers.resolveIds(str));
+  // => foo kkk222 bar qyx
+
+  asyncHelpers.wrapHelper('sumAsync', (a, b) => Promise.resolve(a + b));
+  const sumAsync = asyncHelpers.wrapHelper('sumAsync');
+  console.log('sumAsync res:', await asyncHelpers.resolveIds(sumAsync(2, 4)));
+}
+
+main();
+
+// asyncHelpers.helper('upper', (str) => str && str.toUpperCase());
+// asyncHelpers.helper('upperAsync', async(str) => str && str.toUpperCase());
+// asyncHelpers.helper('upperAsyncCb', (str, cb) => cb(null, str && str.toUpperCase()));
+
+// asyncHelpers.wrapHelper('lower', (str) => str && str.toLowerCase());
+// asyncHelpers.wrapHelper('lowerAsync', async(str) => str && str.toLowerCase());
+
+// const upperWrapped = asyncHelpers.helper('upper');
+// const upperNotWrap = asyncHelpers.wrapHelper('upper');
+
+// const lowerWrapped = asyncHelpers.wrapHelper('lower');
+// const lowerNotWrap = asyncHelpers.helper('lower');
+
+// console.log(lowerWrapped);
+// console.log(lowerNotWrap);
+
+// const allWrapped = asyncHelpers.wrapHelper();
+
+// console.log(allWrapped);
+// console.log(lowerNotWrap('ZZZ'));
+// asyncHelpers.resolveId(lowerWrapped('FOO')).then(console.log);
+
+// const lowerAsyncId = allWrapped.lowerAsync('FOO');
+// console.log(lowerAsyncId);
+// asyncHelpers.resolveId(lowerAsyncId).then(console.log);
+
+// const upperAsync = asyncHelpers.wrapHelper('upperAsync');
+// console.log(upperAsync('low'));
+
+// asyncHelpers.resolveId(upperAsync('low')).then(console.log);