func fieldName(ident ...*ast.Ident) string {
if len(ident) == 0 {
return ""
}
fail.If(len(ident) != 1, "more than one identifier", ident)
return ident[0].Name
}
func newField(name string, field ast.Expr) Field {
switch typed := field.(type) {
case *ast.FuncType:
fn := &Func{name, make([]Field, 0), make([]Field, 0)}
fn.Params.addAll(typed.Params)
fn.Results.addAll(typed.Results)
return fn
case *ast.ChanType:
return Chan{Dir: typed.Dir, Type: newField("", typed.Value)}
case *ast.Ident:
return TypedField{name, typed.Name}
default:
fail.If(false, fmt.Sprintf("unsupported type:%T\n", typed))
return nil
}
}