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dorm/redis_string_result.go

39 lines
720 B

package dorm
type StringResult struct {
Result string // 结果
Err error // 错误
}
// NewStringResult 构造函数
func NewStringResult(result string, err error) *StringResult {
return &StringResult{
Result: result,
Err: err,
}
}
// Unwrap 空值情况下返回错误
func (r *StringResult) Unwrap() string {
if r.Err != nil {
panic(r.Err)
}
return r.Result
}
// UnwrapOr 空值情况下设置返回默认值
func (r *StringResult) UnwrapOr(defaults string) string {
if r.Err != nil {
return defaults
}
return r.Result
}
// UnwrapOrElse 空值情况下设置返回其他
func (r *StringResult) UnwrapOrElse(f func() string) string {
if r.Err != nil {
return f()
}
return r.Result
}