neo-go/pkg/rpc/errors.go
Evgeniy Kulikov 763452fe33 Fix #130: Wrong answer for RPC server method getaccountstate (#131)
* Fix #130: Wrong answer for RPC server method getaccountstate

- fixed RPC Server response
- fixed RPC Server tests
- remove unused package from go.mod

* add index and type checker

* fix review comments (thx @aprasolova)
2019-02-13 18:01:52 +00:00

72 lines
2.1 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 (
// ErrEmptyParams is CSharp error caused by index out of range
ErrEmptyParams = newError(-2146233086, http.StatusOK, "Index was out of range. Must be non-negative and less than the size of the collection.\nParameter name: index", "", nil)
// ErrTypeMismatch is CSharp error caused by type mismatch
ErrTypeMismatch = newError(-2146233033, http.StatusOK, "One of the identified items was in an invalid format.", "", 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)
}
// 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)
}