add more plugins, rename some

2015-09-15 06:12:46 +01:00
parent 3e8cbc60eb
commit 9969224a93
328 changed files with 2013 additions and 1543 deletions
--- a/packages/babel-plugin-transform-react-constant-elements/src/index.js
+++ b/packages/babel-plugin-transform-react-constant-elements/src/index.js
@@ -0,0 +1,42 @@
+export default function () {
+  var immutabilityVisitor = {
+    enter(path, state) {
+      var stop = () => {
+        state.isImmutable = false;
+        path.stop();
+      };
+
+      if (path.isJSXClosingElement()) {
+        path.skip();
+        return;
+      }
+
+      if (path.isJSXIdentifier({ name: "ref" }) && path.parentPath.isJSXAttribute({ name: path.node })) {
+        return stop();
+      }
+
+      if (path.isJSXIdentifier() || path.isIdentifier() || path.isJSXMemberExpression()) {
+        return;
+      }
+
+      if (!path.isImmutable()) stop();
+    }
+  };
+
+  return {
+    visitor: {
+      JSXElement(path) {
+        if (path.node._hoisted) return;
+
+        var state = { isImmutable: true };
+        path.traverse(immutabilityVisitor, state);
+
+        if (state.isImmutable) {
+          path.hoist();
+        } else {
+          path.node._hoisted = true;
+        }
+      }
+    }
+  };
+}