Revert "feat!: implement facebook/react#21104 close Jack-Works#4 (Jack-Works#5)", close Jack-Works#2

This reverts commit be48fbe.

Author: Jack-Works

tests/hooks-support-IIFE.js

@@ -305,7 +305,6 @@ export default function (opts: Options = {}): TransformerFactory<SourceFile> {
                         node = newFunction
                         // if it is an inner decl, we can update it safely
                         if (findAncestor(oldNode.parent, ts.isFunctionLike)) node = wrapped
-                        else if (isIIFEFunction(oldNode)) return wrapped
                     }
                 }
                 return updateStatements(node, addSignatureReport)
@@ -647,12 +646,6 @@ export default function (opts: Options = {}): TransformerFactory<SourceFile> {
         if (['createElement', 'jsx', 'jsxs', 'jsxDEV'].includes(f)) return true
         return false
     }
-    function isIIFEFunction(f: HandledFunction): boolean {
-        let node: Node = f
-        while (ts.isParenthesizedExpression(node.parent)) node = node.parent
-        if (ts.isCallExpression(node.parent) && node.parent.expression === node) return true
-        return false
-    }
 }
 
 function startsWithLowerCase(str: string) {