[hoisting] Add more repros for hoisting bugs

2025-11-01 09:12:30 +00:00 · 2023-11-02 11:01:29 -04:00
parent dca54c8932
commit 4a793bb86e
4 changed files with 70 additions and 0 deletions
@@ -0,0 +1,26 @@
+
+## Input
+
+```javascript
+function Component(props) {
+  const wat = () => {
+    const pathname = "wat";
+    pathname;
+  };
+
+  const pathname = props.wat;
+  const deeplinkItemId = pathname ? itemID : null;
+
+  return <button onClick={() => wat()}>{deeplinkItemId}</button>;
+}
+
+```
+
+
+## Error
+
+```
+[ReactForget] Invariant: Expected value kind to be initialized at '8:25:8:33' (8:8)
+```
+          
+      
@@ -0,0 +1,11 @@
+function Component(props) {
+  const wat = () => {
+    const pathname = "wat";
+    pathname;
+  };
+
+  const pathname = props.wat;
+  const deeplinkItemId = pathname ? itemID : null;
+
+  return <button onClick={() => wat()}>{deeplinkItemId}</button>;
+}
@@ -0,0 +1,24 @@
+
+## Input
+
+```javascript
+function Component() {
+  useRunOnceDuringRender(() => {
+    const handler = () => {
+      return () => {
+        detachHandler(handler);
+      };
+    };
+  });
+}
+
+```
+
+
+## Error
+
+```
+[ReactForget] Todo: EnterSSA: Expected identifier to be defined before being used. Identifier handler$1 is undefined (3:7)
+```
+          
+      
@@ -0,0 +1,9 @@
+function Component() {
+  useRunOnceDuringRender(() => {
+    const handler = () => {
+      return () => {
+        detachHandler(handler);
+      };
+    };
+  });
+}