neoneo-go/pkg/rpc/errors.go
Anna Shaleva 5dca765bd1 rpc: add custom error with code -100
Fixed getassetstate method: it should return error with code -100 when
asset with specified id is not found (as in c# node).
2020-02-17 23:52:20 +03:00

74 lines
2 KiB
Go

package rpc
import (
"fmt"
"net/http"
)
type (
// Error object for outputting JSON-RPC 2.0
// errors.
Error struct {
Code int64 `json:"code"`
HTTPCode int `json:"-"`
Cause error `json:"-"`
Message string `json:"message"`
Data string `json:"data,omitempty"`
}
)
var (
errInvalidParams = NewInvalidParamsError("", nil)
)
func newError(code int64, httpCode int, message string, data string, cause error) *Error {
return &Error{
Code: code,
HTTPCode: httpCode,
Cause: cause,
Message: message,
Data: data,
}
}
// NewParseError creates a new error with code
// -32700.:%s
func NewParseError(data string, cause error) *Error {
return newError(-32700, http.StatusBadRequest, "Parse Error", data, cause)
}
// NewInvalidRequestError creates a new error with
// code -32600.
func NewInvalidRequestError(data string, cause error) *Error {
return newError(-32600, http.StatusUnprocessableEntity, "Invalid Request", data, cause)
}
// NewMethodNotFoundError creates a new error with
// code -32601.
func NewMethodNotFoundError(data string, cause error) *Error {
return newError(-32601, http.StatusMethodNotAllowed, "Method not found", data, cause)
}
// NewInvalidParamsError creates a new error with
// code -32602.
func NewInvalidParamsError(data string, cause error) *Error {
return newError(-32602, http.StatusUnprocessableEntity, "Invalid Params", data, cause)
}
// NewInternalServerError creates a new error with
// code -32603.
func NewInternalServerError(data string, cause error) *Error {
return newError(-32603, http.StatusInternalServerError, "Internal error", data, cause)
}
// NewRPCError creates a new error with
// code -100
func NewRPCError(message string, data string, cause error) *Error {
return newError(-100, http.StatusUnprocessableEntity, message, data, cause)
}
// Error implements the error interface.
func (e Error) Error() string {
return fmt.Sprintf("%s (%d) - %s - %s", e.Message, e.Code, e.Data, e.Cause)
}