Created
January 5, 2015 20:11
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proxy_writer.go
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| // proxyWriter is used to track final status and size of the | |
| // response sent to the client | |
| type proxyWriter struct { | |
| http.ResponseWriter | |
| status int | |
| size int | |
| } | |
| func (r *proxyWriter) Header() http.Header { | |
| return r.ResponseWriter.Header() | |
| } | |
| func (r *proxyWriter) Write(b []byte) (int, error) { | |
| if r.status == 0 { | |
| // default if WriteHeader has not been called yet | |
| r.status = http.StatusOK | |
| } | |
| size, err := r.ResponseWriter.Write(b) | |
| r.size += size | |
| return size, err | |
| } | |
| func (r *proxyWriter) WriteHeader(status int) { | |
| r.status = status | |
| r.ResponseWriter.WriteHeader(status) | |
| } | |
| func (r *proxyWriter) Status() int { | |
| return r.status | |
| } | |
| func (r *proxyWriter) Size() int { | |
| return r.size | |
| } |
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