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https://github.com/duke-git/lancet.git
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doc: add go playground demo for xerror package
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dudaodong
14
README.md
14
README.md
@@ -1187,31 +1187,43 @@ import "github.com/duke-git/lancet/v2/xerror"
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#### Function list:
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- **<big>New</big>** : creates a new XError pointer instance with message.
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror.md#New)]
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[[play](https://go.dev/play/p/w4oWZts7q7f)]
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- **<big>Wrap</big>** : creates a new XError pointer instance based on error object, and add message.
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror.md#Wrap)]
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[[play](https://go.dev/play/p/5385qT2dCi4)]
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- **<big>Unwrap</big>** : returns unwrapped XError from err by errors.As. If no XError, returns nil.
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror.md#Unwrap)]
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[[play](https://go.dev/play/p/LKMLep723tu)]
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- **<big>XError_Wrap</big>** : creates a new XError and copy message and id to new one.
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror.md#XError_Wrap)]
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[[play](https://go.dev/play/p/5385qT2dCi4)]
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- **<big>XError_Unwrap</big>** : Compatible with github.com/pkg/errors.
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror.md#XError_Unwrap)]
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[[play](https://go.dev/play/p/VUXJ8BST4c6)]
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- **<big>XError_With</big>** : adds key and value related to the XError object.
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror.md#XError_With)]
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[[play](https://go.dev/play/p/ow8UISXX_Dp)]
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- **<big>XError_Id</big>** : sets XError object id to check equality in XError.Is.
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror.md#XError_Id)]
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[[play](https://go.dev/play/p/X6HBlsy58U9)]
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- **<big>XError_Is</big>** : checks if target error is XError and Error.id of two errors are matched.
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror.md#XError_Is)]
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[[play](https://go.dev/play/p/X6HBlsy58U9)]
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- **<big>XError_Values</big>** : returns map of key and value that is set by XError.With function.
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror.md#XError_Values)]
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[[play](https://go.dev/play/p/ow8UISXX_Dp)]
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- **<big>XError_StackTrace</big>** : returns stack trace which is compatible with pkg/errors.
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror.md#XError_StackTrace)]
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[[play](https://go.dev/play/p/6FAvSQpa7pc)]
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- **<big>XError_Info</big>** : returns information of xerror, which can be printed.
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror.md#XError_Info)]
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[[play](https://go.dev/play/p/1ZX0ME1F-Jb)]
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- **<big>XError_Error</big>** : implements standard error interface.
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror.md#XError_Error)]
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[[play](https://go.dev/play/p/w4oWZts7q7f)]
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- **<big>TryUnwrap</big>** : check if err is nil then it returns a valid value. If err is not nil, TryUnwrap panics with err.
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror.md#TryUnwrap)]
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[[play](https://go.dev/play/p/w84d7Mb3Afk)]
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[[play](https://go.dev/play/p/acyZVkNZEeW)]
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## How to Contribute
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@@ -1199,31 +1199,43 @@ import "github.com/duke-git/lancet/v2/xerror"
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- **<big>New</big>** : 创建XError对象实例。
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror_zh-CN.md#New)]
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[[play](https://go.dev/play/p/w4oWZts7q7f)]
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- **<big>Wrap</big>** : 根据error对象创建XError对象实例，可添加message。
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror_zh-CN.md#Wrap)]
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[[play](https://go.dev/play/p/5385qT2dCi4)]
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- **<big>Unwrap</big>** : 从error对象中解构出XError。
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror_zh-CN.md#Unwrap)]
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[[play](https://go.dev/play/p/LKMLep723tu)]
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- **<big>XError_Wrap</big>** : 创建新的XError对象并将消息和id复制到新的对象中。
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror_zh-CN.md#XError_Wrap)]
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[[play](https://go.dev/play/p/5385qT2dCi4)]
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- **<big>XError_Unwrap</big>** : 解构XEerror为error对象。适配github.com/pkg/errors。
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror_zh-CN.md#XError_Unwrap)]
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[[play](https://go.dev/play/p/VUXJ8BST4c6)]
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- **<big>XError_With</big>** : 添加与XError对象的键和值。
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror_zh-CN.md#XError_With)]
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[[play](https://go.dev/play/p/ow8UISXX_Dp)]
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- **<big>XError_Id</big>** : 设置XError对象的id。
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror_zh-CN.md#XError_Id)]
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[[play](https://go.dev/play/p/X6HBlsy58U9)]
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- **<big>XError_Is</big>** : 检查目标error是否为XError，两个错误中的error.id是否匹配。
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror_zh-CN.md#XError_Is)]
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[[play](https://go.dev/play/p/X6HBlsy58U9)]
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- **<big>XError_Values</big>** : 返回由With设置的键和值的映射。将合并所有XError键和值。
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror_zh-CN.md#XError_Values)]
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[[play](https://go.dev/play/p/ow8UISXX_Dp)]
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- **<big>XError_StackTrace</big>** : 返回与pkg/error兼容的堆栈信息。
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror_zh-CN.md#XError_StackTrace)]
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[[play](https://go.dev/play/p/6FAvSQpa7pc)]
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- **<big>XError_Info</big>** : 返回可打印的XError对象信息。
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror_zh-CN.md#XError_Info)]
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[[play](https://go.dev/play/p/1ZX0ME1F-Jb)]
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- **<big>XError_Error</big>** : 实现标准库的error接口。
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror_zh-CN.md#XError_Error)]
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[[play](https://go.dev/play/p/w4oWZts7q7f)]
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- **<big>TryUnwrap</big>** : 检查error, 如果err为nil则展开，则它返回一个有效值，如果err不是nil则Unwrap使用err发生panic。
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[[doc](https://github.com/duke-git/lancet/blob/main/docs/xerror_zh-CN.md#TryUnwrap)]
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[[play](https://go.dev/play/p/w84d7Mb3Afk)]
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[[play](https://go.dev/play/p/acyZVkNZEeW)]
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## 如何贡献代码
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@@ -133,7 +133,7 @@ func main() {
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err1 := xerror.New("error").With("level", "high")
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wrapErr := errors.Wrap(err1, "oops")
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err := xerror.Unwrap(err1)
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err := xerror.Unwrap(wrapErr)
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values := err.Values()
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fmt.Println(values["level"])
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@@ -441,7 +441,7 @@ import (
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)
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func main() {
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err := New("error")
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err := xerror.New("error")
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fmt.Println(err.Error())
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// Output:
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@@ -133,7 +133,7 @@ func main() {
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err1 := xerror.New("error").With("level", "high")
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wrapErr := errors.Wrap(err1, "oops")
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err := xerror.Unwrap(err1)
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err := xerror.Unwrap(wrapErr)
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values := err.Values()
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fmt.Println(values["level"])
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@@ -441,7 +441,7 @@ import (
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)
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func main() {
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err := New("error")
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err := xerror.New("error")
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fmt.Println(err.Error())
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// Output:
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