func displayDefault(d *pb.Argument) string {
if d.GetValue() == nil {
return ""
}
var out interface{}
switch val := d.GetValue().(type) {
case *pb.Argument_Number:
out = val.Number
case *pb.Argument_Str:
out = val.Str
case *pb.Argument_Boolean:
out = val.Boolean
}
return fmt.Sprintf("(%v) ", out)
}
// simpleArgApply is used when no formatting template string is given.
func simpleArgApply(field *pb.Field, arg *pb.Argument) error {
switch val := arg.GetValue().(type) {
case *pb.Argument_Number:
field.Value = &pb.Field_Number{Number: val.Number}
case *pb.Argument_Str:
field.Value = &pb.Field_Str{Str: val.Str}
case *pb.Argument_Boolean:
field.Value = &pb.Field_Boolean{Boolean: val.Boolean}
default:
field.Value = nil
}
return nil
}