1 // Copyright 2015 The Go Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style
3 // license that can be found in the LICENSE file.
9 // Unparen returns e with any enclosing parentheses stripped.
10 func Unparen(e ast.Expr) ast.Expr {
12 p, ok := e.(*ast.ParenExpr)