func findField()

in object.go [430:459]

• 22 lines of code
• 10 McCabe index (conditional complexity)

func findField(name string, typ reflect.Type) ([]int, *reflect.StructField, error) {
	for i := 0; i < typ.NumField(); i++ {
		// matching tag first, then lowerCamelCase, SameCase, lowerCase

		typField := typ.Field(i)

		tagVal, hasTag := typField.Tag.Lookup(tagIdentifier)

		fieldName := typField.Name
		if hasTag && tagVal == name ||
			fieldName == name ||
			lowerCamelCase(fieldName) == name ||
			strings.ToLower(fieldName) == name {

			return []int{i}, &typField, nil
		}

		if typField.Anonymous && typField.Type.Kind() == reflect.Struct {
			next, field, _ := findField(name, typField.Type)
			if len(next) > 0 {
				indexes := []int{i}
				indexes = append(indexes, next...)

				return indexes, field, nil
			}
		}
	}

	return []int{}, nil, perrors.Errorf("failed to find field %s", name)
}