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add gerror.ApiCurrent impements for gerror.Error

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This commit is contained in:
Jack
2020-11-25 19:06:29 +08:00
parent 0bc8944a08
commit 60fc9b6417
3 changed files with 25 additions and 6 deletions
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18
errors/gerror/gerror.go
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@ -16,19 +16,25 @@ import (
// ApiStack is the interface for Stack feature.
type ApiStack interface {
Error() string // It should be en error.
Error() string // It should be an error.
Stack() string
}
// ApiCause is the interface for Cause feature.
type ApiCause interface {
Error() string // It should be en error.
Error() string // It should be an error.
Cause() error
}
// ApiLevel is the interface for Current/Next feature.
type ApiLevel interface {
// ApiCurrent is the interface for Current feature.
type ApiCurrent interface {
Error() string // It should be an error.
Current() error
}
// ApiNext is the interface for Next feature.
type ApiNext interface {
Error() string // It should be an error.
Next() error
}
@ -133,7 +139,7 @@ func Current(err error) error {
if err == nil {
return nil
}
if e, ok := err.(ApiLevel); ok {
if e, ok := err.(ApiCurrent); ok {
return e.Current()
}
return err
@ -145,7 +151,7 @@ func Next(err error) error {
if err == nil {
return nil
}
if e, ok := err.(ApiLevel); ok {
if e, ok := err.(ApiNext); ok {
return e.Next()
}
return nil