Walk(v, n.Type)
		}
		if n.Tag != nil {
			Walk(v, n.Tag)
		}
		if n.Comment != nil {
			Walk(v, n.Comment)
		}

	case *FieldList:
		walkList(v, n.List)

	// Expressions
	case *BadExpr, *Ident, *BasicLit:
		// nothing to do

	case *Ellipsis:
		if n.Elt != nil {
			Walk(v, n.Elt)
		}

	case *FuncLit:
		Walk(v, n.Type)
		Walk(v, n.Body)

	case *CompositeLit:

//
// On some platforms MustHaveExec checks for exec support by re-executing the
// current executable, which must be a binary built by 'go test'.
// We intentionally do not provide a HasExec function because of the risk of
// inappropriate recursion in TestMain functions.
//
// To check for exec support outside of a test, just try to exec the command.

	cmd := "pilot-discovery request GET /debug/force_disconnect?proxyID=" + proxyID
	stdOut, _, err := t.Clusters().Default().
		PodExec(pilot, i.Settings().SystemNamespace, "discovery", cmd)
	if err != nil {
		scopes.Framework.Warnf("failed to force disconnect %s: %v: %v", proxyID, stdOut, err)
	}
}

	return n
}

type (
	Expr interface {
		Node
		typeInfo
		aExpr()
	}

	// Placeholder for an expression that failed to parse
	// correctly and where we can't provide a better node.
	BadExpr struct {
		expr
	}

	// Value
	Name struct {
		Value string
		expr
	}

	// Value
	BasicLit struct {
		Value string
		Kind  LitKind