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test&doc: add example and update doc for xerror package

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This commit is contained in:
dudaodong
2023-01-08 20:36:17 +08:00
parent 936011dc3b
commit 7380721ccc
5 changed files with 29 additions and 4 deletions
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10
docs/xerror.md
View File

@@ -46,12 +46,20 @@ import (
)
func main() {
result1 := xerror.Unwrap(strconv.Atoi("42"))
fmt.Println(result1)
_, err := strconv.Atoi("4o2")
defer func() {
v := recover()
fmt.Println(err.Error()) // err.Error() == v.(*strconv.NumError).Error()
result2 := reflect.DeepEqual(err.Error(), v.(*strconv.NumError).Error())
fmt.Println(result2)
}()
xerror.Unwrap(strconv.Atoi("4o2"))
// Output:
// 42
// true
}
```

12
docs/xerror_zh-CN.md
View File

@@ -28,7 +28,7 @@ import (
### <span id="Unwrap">Unwrap</span>
<p>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发生恐慌。</p>
<p>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。</p>
<b>函数签名:</b>
@@ -46,12 +46,20 @@ import (
)
func main() {
result1 := xerror.Unwrap(strconv.Atoi("42"))
fmt.Println(result1)
_, err := strconv.Atoi("4o2")
defer func() {
v := recover()
fmt.Println(err.Error()) // err.Error() == v.(*strconv.NumError).Error()
result2 := reflect.DeepEqual(err.Error(), v.(*strconv.NumError).Error())
fmt.Println(result2)
}()
xerror.Unwrap(strconv.Atoi("4o2"))
// Output:
// 42
// true
}
```