Update for ESLint rules.

1. Updated ESLint rules for expecting for modern JavaScript features: use of const where possible, use of destructuring, use of arrow functions where appropriate.

.eslintrc.json

@@ -9,7 +9,14 @@
   "rules": {
     "constructor-super": 2,
     "curly": 0,
-    "eol-last": 2,
+    "eol-last": [
+      "error",
+      "always"
+    ],
+    "linebreak-style": [
+      "error",
+      "unix"
+    ],
     "no-case-declarations": 2,
     "no-class-assign": 2,
     "no-compare-neg-zero": 2,
@@ -57,6 +64,7 @@
     "no-unused-labels": 2,
     "no-unused-vars": 2,
     "no-useless-escape": 2,
+    "no-var": 2,
     "require-yield": 2,
     "use-isnan": 2,
     "valid-typeof": 2,
@@ -68,6 +76,13 @@
       2,
       "as-needed"
     ],
+    "object-shorthand": [
+      "error",
+      "always"
+    ],
+    "prefer-arrow-callback": 2,
+    "prefer-const": 2,
+    "prefer-destructuring": 2,
     "yoda": 2
   },
   "env": {

CHANGELOG.md

@@ -1,5 +1,15 @@
 # composi/core Changelog
 
+## 2.7.5 (December 18, 2019)
+
+## .eslinrc.json
+
+* Updated Eslint rules to include modern JavaScript features like const and destructuring.
+
+## src/h.js, src/runtime.js, src/union.js, src/vdom.js
+
+* Updated to use more const and destructuring.
+
 ## 2.7.4 (December 14, 2019)
 
 ### src/index.d.ts