gml/error.go
2019-01-14 23:15:20 +01:00

69 lines
1.9 KiB
Go

/*
* GML - Go QML
*
* The MIT License (MIT)
*
* Copyright (c) 2019 Roland Singer <roland.singer[at]desertbit.com>
* Copyright (c) 2019 Sebastian Borchers <sebastian[at]desertbit.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package gml
// #include <gml.h>
import "C"
import "errors"
type apiError struct {
err C.gml_error
}
func newAPIError() *apiError {
return &apiError{
err: C.gml_error_new(),
}
}
func (e *apiError) Free() {
C.gml_error_free(e.err)
}
func (e *apiError) String() string {
return C.GoString(C.gml_error_get_msg(e.err))
}
func (e *apiError) Reset() {
C.gml_error_reset(e.err)
}
func (e *apiError) Err(prefix ...string) error {
s := e.String()
if len(prefix) > 0 {
if len(s) == 0 {
s = prefix[0]
} else {
s = prefix[0] + ": " + s
}
} else if len(s) == 0 {
s = "unknown error"
}
return errors.New(s)
}