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register.go
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/
register.go
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package errcode
import (
"fmt"
"sort"
"sync"
"github.com/boxgo/box/pkg/insight"
"github.com/gin-gonic/gin"
)
type (
err struct {
Code int32 `json:"code"`
Msg string `json:"msg"`
}
errs []err
)
var (
locker sync.Mutex
registered sync.Map
registerError = func(key string) error { return fmt.Errorf("errcode %s is registered", key) }
)
func init() {
insight.Get("/errors", func(ctx *gin.Context) {
ctx.JSON(200, RegisteredErrors())
})
}
func RegisteredErrors() []err {
locker.Lock()
defer locker.Unlock()
var errs errs
registered.Range(func(key, value interface{}) bool {
if ecb, ok := value.(*ErrorCodeBuilder); ok {
errs = append(errs, err{
Code: ecb.Code(),
Msg: ecb.Message(),
})
}
return true
})
sort.Sort(errs)
return errs
}
func (es errs) Len() int {
return len(es)
}
func (es errs) Less(i, j int) bool {
return es[i].Code < es[j].Code
}
func (es errs) Swap(i, j int) {
es[i], es[j] = es[j], es[i]
}