Minifier-friendly references to properties

Author: sd-yip

src/React.js

@@ -4,40 +4,14 @@
 var React = require("react");
 
 function createClass(baseClass) {
-  function bindProperty(instance, prop, value) {
-    switch (prop) {
-      case 'state':
-      case 'render':
-      case 'componentDidMount':
-      case 'componentWillUnmount':
-        instance[prop] = value;
-        break;
-
-      case 'componentDidCatch':
-      case 'componentWillUpdate':
-      case 'shouldComponentUpdate':
-      case 'getSnapshotBeforeUpdate':
-        instance[prop] = function (a, b) { return value(a)(b)(); };
-        break;
-
-      case 'componentDidUpdate':
-        instance[prop] = function (a, b, c) { return value(a)(b)(c)(); };
-        break;
-
-      case 'unsafeComponentWillMount':
-        instance['UNSAFE_componentWillMount'] = value;
-        break;
-
-      case 'unsafeComponentWillReceiveProps':
-        instance['UNSAFE_componentWillReceiveProps'] = function (a) { return value(a)(); };
-        break;
-
-      case 'unsafeComponentWillUpdate':
-        instance['UNSAFE_componentWillUpdate'] = function (a, b) { return value(a)(b)(); };
-        break;
-
-      default:
-        throw new Error('[purescript-react] Not a component property: ' + prop);
+  function curry2(f) {
+    return f === undefined ? f : function (a, b) {
+      return f(a)(b)
+    }
+  }
+  function curry3(f) {
+    return f === undefined ? f : function (a, b, c) {
+      return f(a)(b)(c)
     }
   }
 
@@ -46,9 +20,19 @@ function createClass(baseClass) {
       var Constructor = function (props) {
         baseClass.call(this, props);
         var spec = ctrFn(this)();
-        for (var k in spec) {
-          bindProperty(this, k, spec[k]);
-        }
+
+        this.state = spec.state;
+        this.render = spec.render;
+        this.componentDidMount = spec.componentDidMount;
+        this.componentWillUnmount = spec.componentWillUnmount;
+        this.componentDidCatch = curry2(spec.componentDidCatch);
+        this.componentWillUpdate = curry2(spec.componentWillUpdate);
+        this.shouldComponentUpdate = curry2(spec.shouldComponentUpdate);
+        this.getSnapshotBeforeUpdate = curry2(spec.getSnapshotBeforeUpdate);
+        this.componentDidUpdate = curry3(spec.componentDidUpdate);
+        this.UNSAFE_componentWillMount = spec.unsafeComponentWillMount;
+        this.UNSAFE_componentWillReceiveProps = curry2(spec.unsafeComponentWillReceiveProps);
+        this.UNSAFE_componentWillUpdate = curry3(spec.unsafeComponentWillUpdate);
       };
 
       Constructor.displayName = displayName;