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dendrite/src/github.com/matrix-org/dendrite/clientapi/jsonerror/jsonerror.go

80 lines
2.2 KiB
Go

package jsonerror
import (
"fmt"
"github.com/matrix-org/util"
)
// MatrixError represents the "standard error response" in Matrix.
// http://matrix.org/docs/spec/client_server/r0.2.0.html#api-standards
type MatrixError struct {
ErrCode string `json:"errcode"`
Err string `json:"error"`
}
func (e *MatrixError) Error() string {
return fmt.Sprintf("%s: %s", e.ErrCode, e.Err)
}
// InternalServerError returns a 500 Internal Server Error in a matrix-compliant
// format.
func InternalServerError() util.JSONResponse {
return util.JSONResponse{
Code: 500,
JSON: Unknown("Internal Server Error"),
}
}
// Unknown is an unexpected error
func Unknown(msg string) *MatrixError {
return &MatrixError{"M_UNKNOWN", msg}
}
// Forbidden is an error when the client tries to access a resource
// they are not allowed to access.
func Forbidden(msg string) *MatrixError {
return &MatrixError{"M_FORBIDDEN", msg}
}
// BadJSON is an error when the client supplies malformed JSON.
func BadJSON(msg string) *MatrixError {
return &MatrixError{"M_BAD_JSON", msg}
}
// NotJSON is an error when the client supplies something that is not JSON
// to a JSON endpoint.
func NotJSON(msg string) *MatrixError {
return &MatrixError{"M_NOT_JSON", msg}
}
// NotFound is an error when the client tries to access an unknown resource.
func NotFound(msg string) *MatrixError {
return &MatrixError{"M_NOT_FOUND", msg}
}
// MissingToken is an error when the client tries to access a resource which
// requires authentication without supplying credentials.
func MissingToken(msg string) *MatrixError {
return &MatrixError{"M_MISSING_TOKEN", msg}
}
// UnknownToken is an error when the client tries to access a resource which
// requires authentication and supplies a valid, but out-of-date token.
func UnknownToken(msg string) *MatrixError {
return &MatrixError{"M_UNKNOWN_TOKEN", msg}
}
// LimitExceededError is a rate-limiting error.
type LimitExceededError struct {
MatrixError
RetryAfterMS int64 `json:"retry_after_ms,omitempty"`
}
// LimitExceeded is an error when the client tries to send events too quickly.
func LimitExceeded(msg string, retryAfterMS int64) *LimitExceededError {
return &LimitExceededError{
MatrixError: MatrixError{"M_LIMIT_EXCEEDED", msg},
RetryAfterMS: retryAfterMS,
}
}