71 lines
1.7 KiB
Go
71 lines
1.7 KiB
Go
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// SPDX-FileCopyrightText: 2019 The Go Language Server Authors
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// SPDX-License-Identifier: BSD-3-Clause
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package jsonrpc2
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import (
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"errors"
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"fmt"
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"github.com/segmentio/encoding/json"
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)
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// Error represents a JSON-RPC error.
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type Error struct {
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// Code a number indicating the error type that occurred.
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Code Code `json:"code"`
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// Message a string providing a short description of the error.
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Message string `json:"message"`
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// Data a Primitive or Structured value that contains additional
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// information about the error. Can be omitted.
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Data *json.RawMessage `json:"data,omitempty"`
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}
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// compile time check whether the Error implements error interface.
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var _ error = (*Error)(nil)
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// Error implements error.Error.
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func (e *Error) Error() string {
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if e == nil {
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return ""
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}
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return e.Message
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}
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// Unwrap implements errors.Unwrap.
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//
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// Returns the error underlying the receiver, which may be nil.
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func (e *Error) Unwrap() error { return errors.New(e.Message) }
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// NewError builds a Error struct for the suppied code and message.
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func NewError(c Code, message string) *Error {
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return &Error{
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Code: c,
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Message: message,
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}
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}
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// Errorf builds a Error struct for the suppied code, format and args.
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func Errorf(c Code, format string, args ...interface{}) *Error {
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return &Error{
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Code: c,
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Message: fmt.Sprintf(format, args...),
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}
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}
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// constErr represents a error constant.
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type constErr string
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// compile time check whether the constErr implements error interface.
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var _ error = (*constErr)(nil)
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// Error implements error.Error.
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func (e constErr) Error() string { return string(e) }
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const (
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// ErrIdleTimeout is returned when serving timed out waiting for new connections.
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ErrIdleTimeout = constErr("timed out waiting for new connections")
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)
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