73 lines
1.6 KiB
Go
73 lines
1.6 KiB
Go
// Copyright 2015 The Tango Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package tango
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import (
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"fmt"
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"net/http"
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)
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type AbortError interface {
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error
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Code() int
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}
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type abortError struct {
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code int
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content string
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}
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func (a *abortError) Code() int {
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return a.code
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}
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func (a *abortError) Error() string {
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return fmt.Sprintf("%v", a.content)
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}
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func Abort(code int, content ...string) AbortError {
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if len(content) >= 1 {
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return &abortError{code, content[0]}
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}
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return &abortError{code, http.StatusText(code)}
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}
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func NotFound(content ...string) AbortError {
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return Abort(http.StatusNotFound, content...)
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}
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func NotSupported(content ...string) AbortError {
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return Abort(http.StatusMethodNotAllowed, content...)
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}
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func InternalServerError(content ...string) AbortError {
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return Abort(http.StatusInternalServerError, content...)
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}
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func Forbidden(content ...string) AbortError {
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return Abort(http.StatusForbidden, content...)
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}
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func Unauthorized(content ...string) AbortError {
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return Abort(http.StatusUnauthorized, content...)
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}
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// default errorhandler, you can use your self handler
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func Errors() HandlerFunc {
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return func(ctx *Context) {
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switch res := ctx.Result.(type) {
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case AbortError:
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ctx.WriteHeader(res.Code())
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ctx.Write([]byte(res.Error()))
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case error:
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ctx.WriteHeader(http.StatusInternalServerError)
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ctx.Write([]byte(res.Error()))
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default:
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ctx.WriteHeader(http.StatusInternalServerError)
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ctx.Write([]byte(http.StatusText(http.StatusInternalServerError)))
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}
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}
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}
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