var (
					name       string
					tag        = strings.Join(v[1:], ":")
					idx        = strings.Index(tag, ",")
					tagSetting = strings.Join(strings.Split(tag, ",")[1:], ",")
					settings   = ParseTagSetting(tagSetting, ",")
					length, _  = strconv.Atoi(settings["LENGTH"])
				)

				if idx == -1 {
					idx = len(tag)
				}

				if idx != -1 {
					name = tag[0:idx]
				}

	t.Run("CheckField/"+f.Name, func(t *testing.T) {
		if fc != nil {
			fc(f)
		}

		if f.TagSettings == nil {
			if f.Tag != "" {
				f.TagSettings = schema.ParseTagSetting(f.Tag.Get("gorm"), ";")
			} else {
				f.TagSettings = map[string]string{}
			}
		}

		parsedField, ok := s.FieldsByDBName[f.DBName]
		if !ok {
			parsedField, ok = s.FieldsByName[f.Name]
		}

}

// ParseField parses reflect.StructField to Field
func (schema *Schema) ParseField(fieldStruct reflect.StructField) *Field {
	var (
		err        error
		tagSetting = ParseTagSetting(fieldStruct.Tag.Get("gorm"), ";")
	)

	field := &Field{
		Name:                   fieldStruct.Name,
		DBName:                 tagSetting["COLUMN"],
		BindNames:              []string{fieldStruct.Name},

						matched = false
					}
				}

				if matched {
					return nil
				}
			}
		}
	}

	var (
		name     string
		idx      = strings.Index(str, ",")
		settings = ParseTagSetting(str, ",")
	)

	// optimize match english letters and midline
	// The following code is basically called in for.
	// In order to avoid the performance problems caused by repeated compilation of regular expressions,