// drainBody reads all of b to memory and then returns two equivalent // ReadClosers yielding the same bytes. // // It returns an error if the initial slurp of all bytes fails. It does not attempt // to make the returned ReadClosers have identical error-matching behavior. func drainBody(b io.ReadCloser) (r1, r2 io.ReadCloser, err error) { … } type dumpConn … func (c *dumpConn) Close() error { … } func (c *dumpConn) LocalAddr() net.Addr { … } func (c *dumpConn) RemoteAddr() net.Addr { … } func (c *dumpConn) SetDeadline(t time.Time) error { … } func (c *dumpConn) SetReadDeadline(t time.Time) error { … } func (c *dumpConn) SetWriteDeadline(t time.Time) error { … } type neverEnding … func (b neverEnding) Read(p []byte) (n int, err error) { … } // outgoingLength is a copy of the unexported // (*http.Request).outgoingLength method. func outgoingLength(req *http.Request) int64 { … } // DumpRequestOut is like [DumpRequest] but for outgoing client requests. It // includes any headers that the standard [http.Transport] adds, such as // User-Agent. func DumpRequestOut(req *http.Request, body bool) ([]byte, error) { … } type delegateReader … func (r *delegateReader) Read(p []byte) (int, error) { … } // Return value if nonempty, def otherwise. func valueOrDefault(value, def string) string { … } var reqWriteExcludeHeaderDump … // DumpRequest returns the given request in its HTTP/1.x wire // representation. It should only be used by servers to debug client // requests. The returned representation is an approximation only; // some details of the initial request are lost while parsing it into // an [http.Request]. In particular, the order and case of header field // names are lost. The order of values in multi-valued headers is kept // intact. HTTP/2 requests are dumped in HTTP/1.x form, not in their // original binary representations. // // If body is true, DumpRequest also returns the body. To do so, it // consumes req.Body and then replaces it with a new [io.ReadCloser] // that yields the same bytes. If DumpRequest returns an error, // the state of req is undefined. // // The documentation for [http.Request.Write] details which fields // of req are included in the dump. func DumpRequest(req *http.Request, body bool) ([]byte, error) { … } var errNoBody … type failureToReadBody … func (failureToReadBody) Read([]byte) (int, error) { … } func (failureToReadBody) Close() error { … } var emptyBody … // DumpResponse is like DumpRequest but dumps a response. func DumpResponse(resp *http.Response, body bool) ([]byte, error) { … }
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