Function toStringMapIntE

map.go:141–195

(i any, fn func(any) T, fnE func(any) (T, error))

}

func toStringMapIntE[T int | int64](i any, fn func(any) T, fnE func(any) (T, error)) (map[string]T, error) {
	m := map[string]T{}

	if i == nil {
		return nil, fmt.Errorf(errorMsg, i, i, m)
	}

	switch v := i.(type) {
	case map[string]T:
		return v, nil

	case map[string]any:
		for k, val := range v {
			m[k] = fn(val)
		}

		return m, nil

	case map[any]T:
		for k, val := range v {
			m[ToString(k)] = val
		}

		return m, nil

	case map[any]any:
		for k, val := range v {
			m[ToString(k)] = fn(val)
		}

		return m, nil

	case string:
		err := jsonStringToObject(v, &m)
		return m, err
	}

	if reflect.TypeOf(i).Kind() != reflect.Map {
		return m, fmt.Errorf(errorMsg, i, i, m)
	}

	mVal := reflect.ValueOf(m)
	v := reflect.ValueOf(i)

	for _, keyVal := range v.MapKeys() {
		val, err := fnE(v.MapIndex(keyVal).Interface())
		if err != nil {
			return m, fmt.Errorf(errorMsg, i, i, m)
		}

		mVal.SetMapIndex(keyVal, reflect.ValueOf(val))
	}

	return m, nil
}

// ToStringMapIntE casts any value to a map[string]int type.
func ToStringMapIntE(i any) (map[string]int, error) {