Pre 1.0 refactoring

.babelrc

@@ -1,18 +1,20 @@
 {
   "presets": [
-    ["env", {
-      "targets": {
-        "browsers": [
-          "last 1 version",
-          "> 1%",
-          "not dead"
-        ]
-      }
-    }]
+    "@babel/env",
+    "@babel/typescript"
+  ],
+  "plugins": [
+    "@babel/proposal-class-properties",
+    "@babel/proposal-object-rest-spread"
   ],
   "env": {
     "development": {
-      "sourceMaps": "inline"
+      "sourceMaps": "both"
+    },
+    "test": {
+      "plugins": [
+        "istanbul"
+      ]
     }
   }
 }

.circleci/config.yml

@@ -2,15 +2,15 @@
 #
 # Check https://circleci.com/docs/2.0/language-javascript/ for more details
 #
-
+---
 workflows:
   version: 2
   multi-test:
     jobs:
-      - browser
       - node-v6
       - node-v8
       - node-v10
+      - node-v12
 
 version: 2
 jobs:
@@ -25,7 +25,7 @@ jobs:
       # Download and cache dependencies
       - restore_cache:
           keys:
-          - v1-dependencies-{{ checksum "package.json" }}-{{ .Environment.CIRCLE_JOB }}
+            - v1-dependencies-{{ checksum "package.json" }}-{{ .Environment.CIRCLE_JOB }}
       - run: npm install
       - save_cache:
           paths:
@@ -45,10 +45,14 @@ jobs:
     <<: *node-base
     docker:
       - image: circleci/node:10
+  node-v12:
+    <<: *node-base
+    docker:
+      - image: circleci/node:12
 
   browser:
     docker:
-      - image: circleci/node:8
+      - image: circleci/node:10
     working_directory: ~/repo
     steps:
       - run: node --version
@@ -57,7 +61,7 @@ jobs:
       # Download and cache dependencies
       - restore_cache:
           keys:
-          - v1-dependencies-{{ checksum "package.json" }}-{{ .Environment.CIRCLE_JOB }}
+            - v1-dependencies-{{ checksum "package.json" }}-{{ .Environment.CIRCLE_JOB }}
       - run: npm install
       - save_cache:
           paths:

.eslintrc.js

@@ -0,0 +1,107 @@
+const path = require('path')
+
+module.exports = {
+  env: {
+    es6: true,
+    node: true,
+    browser: true
+  },
+  // parser: 'babel-eslint',
+  parser: '@typescript-eslint/parser',
+  parserOptions: {
+    project: path.join(__dirname, './tsconfig.json'),
+    ecmaVersion: 2018,
+    sourceType: 'module',
+    ecmaFeatures: {
+      jsx: true, // Allows for the parsing of JSX
+      spread: true,
+      classes: true,
+      modules: true,
+      restParams: true,
+      impliedStrict: true
+    }
+  },
+  extends: [
+    'eslint:recommended',
+    'plugin:@typescript-eslint/recommended',
+  ],
+  plugins: ['babel', '@typescript-eslint'],
+  rules: {
+    'babel/new-cap': 1,
+    'babel/camelcase': 0,
+    'babel/no-invalid-this': 1,
+    'babel/object-curly-spacing': ['error', 'always'],
+    'babel/quotes': 0,
+    'babel/semi': 0,
+    'babel/no-unused-expressions': 1,
+    'babel/valid-typeof': 1,
+    // indent: ['error', 2, { SwitchCase: 1 }],
+    indent: 0,
+    '@typescript-eslint/indent': ['error', 2, { SwitchCase: 1 , ignoredNodes: ['JSXElement *']}],
+    '@typescript-eslint/camelcase': ['error', { 'properties': 'always' }],
+    '@typescript-eslint/explicit-member-accessibility': ['error', { 'accessibility': 'no-public' }],
+    '@typescript-eslint/no-parameter-properties': ['error', {'allows': ['private']}],
+    '@typescript-eslint/no-var-requires': 0,
+    'no-extra-parens': 'error',
+    semi: ['error','never'],
+    // Array brackets
+    'array-bracket-newline': ['error', {'multiline': true}],
+    'array-bracket-spacing': ['error', 'always'],
+    'array-element-newline': ['error', 'consistent'],
+    // Quotes
+    quotes: ['error','single'],
+    // Curly brackets
+    curly: ['error', 'all'],
+    'block-spacing': 'error',
+    'brace-style': ['error', '1tbs', { 'allowSingleLine': true }],
+    'object-curly-spacing': ['error', 'always'],
+    'object-curly-newline': ['error', {
+        'ObjectExpression': { 'multiline': true, consistent: false },
+        'ObjectPattern': { 'multiline': true },
+        'ImportDeclaration': { 'multiline': true },
+        'ExportDeclaration': { 'multiline': true }
+    }],
+    // 'object-property-newline': ['error'],
+    // Comma
+    'comma-dangle': ['error', 'always-multiline'],
+    'comma-spacing': ['error', {'before': false, 'after': true}],
+    'computed-property-spacing': ['error', 'never'],
+    // Linebreak
+    'eol-last': ['error', 'always'],
+    'linebreak-style': ['error','unix'],
+    'function-paren-newline': ['error', 'multiline'],
+    'implicit-arrow-linebreak': ['error', 'beside'],
+    'lines-between-class-members': ['error', 'always'],
+    'newline-per-chained-call': ['error', {'ignoreChainWithDepth': 2}],
+    'no-multiple-empty-lines': ['error', {max: 1, maxEOF: 1, maxBOF: 0}],
+    // Comments
+    'lines-around-comment': ['error', {
+      'beforeBlockComment': true,
+      'beforeLineComment': false,
+      'allowBlockStart': true,
+      'allowBlockEnd': true,
+      'allowObjectStart': true,
+      'allowObjectEnd': true,
+      'allowArrayStart': true,
+      'allowArrayEnd': true,
+      'allowClassStart': true,
+      'allowClassEnd': true
+    }],
+    // 'multiline-comment-style': ['error', 'starred-block'],
+    // Spaces & tabs
+    'func-call-spacing': ['error', 'never'],
+    'key-spacing': ['error', {
+        beforeColon: false, afterColon: true, mode: 'strict'
+      }
+    ],
+    'keyword-spacing': ['error', { 'before': true, 'after': true }],
+    'no-trailing-spaces': 'error',
+    // 'no-mixed-spaces-and-tabs': 'error',
+    // Parentheses
+    'new-parens': 'error',
+    // Branches
+    'no-lonely-if': 'error',
+    'no-unneeded-ternary': 'error',
+    'no-whitespace-before-property': 'error'
+  }
+}

Makefile

@@ -8,6 +8,9 @@ build:
 build-watch:
 	npm run build-watch
 
+clean-build:
+	rm -rf ./es ./lib ./dist
+
 unit:
 	npm test
 
@@ -20,11 +23,3 @@ coverage:
 # Run test and report coverage reports to coveralls.
 report-coverage: coverage
 	npm run report-coverage
-
-# Test on the saucelabs cloud.
-browser:
-	npm run browser
-
-# Test on local browsers.
-local-browser:
-	npm run local-browser

README.md

@@ -2,13 +2,12 @@
 
 [![CI status][ci-img]][ci-url]
 [![License MIT][license-img]][license-url]
+[![JavaScript Style Guide][standard-img]][standard-url]
 [![NPM version][npm-img]][npm-url]
 [![Dependencies][dep-image]][dep-url]
 [![Coverage Status][coverage-img]][coverage-url]
 [![Code Climate][climate-img]][climate-url]
 
-[![Sauce Test Status](https://saucelabs.com/browser-matrix/spipe.svg)](https://saucelabs.com/u/spipe)
-
 
 Hire SuperPipe for your complex reactive javascript application
 
@@ -178,3 +177,5 @@ var z = superpipe.getDep('x') // z = 5
 [coverage-url]: https://coveralls.io/github/lsm/superpipe?branch=master
 [climate-img]: https://codeclimate.com/github/lsm/superpipe/badges/gpa.svg
 [climate-url]: https://codeclimate.com/github/lsm/superpipe
+[standard-img]: https://img.shields.io/badge/code_style-standard-brightgreen.svg
+[standard-url]: https://standardjs.com

babel-register.js

@@ -0,0 +1 @@
+require('@babel/register')({ extensions: [ '.js', '.ts' ] })