Function cacheKey

mapper_func.go:31–33

cacheKey 生成缓存键

(fromType, toType reflect.Type)

// cacheKey 生成缓存键
func cacheKey(fromType, toType reflect.Type) string {
	return fromType.String() + "->" + toType.String()
}

// buildFieldMappings 构建字段映射关系
func buildFieldMappings(fromType, toType reflect.Type) []fieldMapping {