47 lines
857 B
Go
47 lines
857 B
Go
package messenger
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import (
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"errors"
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"fmt"
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"io"
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)
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var ErrUnmarshal = errors.New("unmarshal error")
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type UnmarshalError struct {
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Content []byte
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ErrorText string
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Err error
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}
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func (u *UnmarshalError) Error() string {
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return fmt.Sprintf("can not unmarshal content: %s; error: %s", string(u.Content), u.ErrorText)
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}
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func (u *UnmarshalError) Unwrap() error {
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return u.Err
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}
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func NewUnmarshalError(err error) *UnmarshalError {
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return &UnmarshalError{
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Err: ErrUnmarshal,
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ErrorText: err.Error(),
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}
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}
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func (u *UnmarshalError) WithReader(reader io.Reader) *UnmarshalError {
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content, _ := io.ReadAll(reader)
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u.Content = content
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return u
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}
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func (u *UnmarshalError) WithContent(content []byte) *UnmarshalError {
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u.Content = content
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return u
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}
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func (u *UnmarshalError) WithErr(err error) *UnmarshalError {
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u.Err = err
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return u
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}
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