Refactor to improve bundle size

Author: wooorm

index.js

@@ -3,21 +3,17 @@
 module.exports = u
 
 function u(type, props, value) {
-  var node
+  var node = {type: String(type)}
 
-  if (
-    (value === null || value === undefined) &&
-    (typeof props !== 'object' || Array.isArray(props))
-  ) {
+  if (value == null && (typeof props !== 'object' || Array.isArray(props))) {
     value = props
-    props = {}
+  } else {
+    Object.assign(node, props)
   }
 
-  node = Object.assign({type: String(type)}, props)
-
   if (Array.isArray(value)) {
     node.children = value
-  } else if (value !== null && value !== undefined) {
+  } else if (value != null) {
     node.value = String(value)
   }
 

package.json

@@ -72,7 +72,17 @@
     "esnext": false,
     "ignore": [
       "types/"
-    ]
+    ],
+    "rules": {
+      "eqeqeq": [
+        "error",
+        "always",
+        {
+          "null": "ignore"
+        }
+      ],
+      "no-eq-null": "off"
+    }
   },
   "remarkConfig": {
     "plugins": [