func()

in format.go [680:686]


func (un *formatter) visitOptSelect(expr ast.Expr) error {
	c := expr.AsCall()
	args := c.Args()
	operand := args[0]
	field := args[1].AsLiteral().(types.String)
	return un.visitSelectInternal(operand, false, ".?", string(field))
}