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api_errors.go
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/
api_errors.go
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package api
import (
"encoding/json"
"errors"
"reflect"
"github.com/filecoin-project/go-jsonrpc"
)
const (
EUnknown = iota + jsonrpc.FirstUserCode
EWeb
)
type ErrUnknown struct{}
func (eu *ErrUnknown) Error() string {
return "unknown"
}
type ErrWeb struct {
Code int
Message string
}
func (ew *ErrWeb) UnmarshalJSON(data []byte) error {
var errWeb struct {
Code int
Message string
}
err := json.Unmarshal(data, &errWeb)
if err != nil {
return err
}
ew.Code = errWeb.Code
ew.Message = errWeb.Message
return nil
}
func (ew *ErrWeb) MarshalJSON() ([]byte, error) {
return json.Marshal(struct {
Code int
Message string
}{
Code: ew.Code,
Message: ew.Message,
})
}
func (ew *ErrWeb) Error() string {
return ew.Message
}
type ErrNode = ErrWeb
var RPCErrors = jsonrpc.NewErrors()
func ErrorIsIn(err error, errorTypes []error) bool {
for _, eType := range errorTypes {
tmp := reflect.New(reflect.PointerTo(reflect.ValueOf(eType).Elem().Type())).Interface()
if errors.As(err, tmp) {
return true
}
}
return false
}
func init() {
RPCErrors.Register(EUnknown, new(*ErrUnknown))
RPCErrors.Register(EWeb, new(*ErrWeb))
}