Golang go/ast.BadExpr type example

package go/ast

A BadExpr node is a placeholder for expressions containing syntax errors for which no correct expression nodes can be created.

Golang go/ast.BadExpr type usage example

  func NodeDescription(n ast.Node) string {
 switch n := n.(type) {
 case *ast.ArrayType:
 return "array type"
 case *ast.AssignStmt:
 return "assignment"
 case *ast.BadExpr:
 return "bad expression"
 ...
  }

Reference :

http://golang.org/pkg/go/ast/#BadExpr

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