/
value_builtin_error.go
82 lines (67 loc) · 1.37 KB
/
value_builtin_error.go
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package variant
import (
"errors"
"fmt"
"git.golaxy.org/framework/util/binaryutil"
)
func MakeError(err error) *Error {
if err == nil {
return &Error{}
}
var varErr *Error
if !errors.As(err, &varErr) {
return &Error{
Code: -1,
Message: err.Error(),
}
}
return varErr
}
// Error builtin error
type Error struct {
Code int32
Message string
}
// Read implements io.Reader
func (v Error) Read(p []byte) (int, error) {
bs := binaryutil.NewBigEndianStream(p)
if err := bs.WriteInt32(v.Code); err != nil {
return bs.BytesWritten(), err
}
if err := bs.WriteString(v.Message); err != nil {
return bs.BytesWritten(), err
}
return bs.BytesWritten(), nil
}
// Write implements io.Writer
func (v *Error) Write(p []byte) (int, error) {
bs := binaryutil.NewBigEndianStream(p)
var err error
v.Code, err = bs.ReadInt32()
if err != nil {
return bs.BytesRead(), err
}
v.Message, err = bs.ReadString()
if err != nil {
return bs.BytesRead(), err
}
return bs.BytesRead(), nil
}
// Size 大小
func (v Error) Size() int {
return binaryutil.SizeofInt32() + binaryutil.SizeofString(v.Message)
}
// Type 类型
func (Error) Type() TypeId {
return TypeId_Error
}
// Indirect 原始值
func (v Error) Indirect() any {
return v
}
func (v Error) Error() string {
return fmt.Sprintf("(%d) %s", v.Code, v.Message)
}
func (v Error) OK() bool {
return v.Code == 0
}