Function shouldClose

transfer.go:683–699

Determine whether to hang up after sending a request and body, or receiving a response and body 'header' is the request headers.

(major, minor int, header http.Header, removeCloseHeader bool)

// receiving a response and body
// 'header' is the request headers.
func shouldClose(major, minor int, header http.Header, removeCloseHeader bool) bool {
	if major < 1 {
		return true
	}

	conv := header["Connection"]
	hasClose := httpguts.HeaderValuesContainsToken(conv, "close")
	if major == 1 && minor == 0 {
		return hasClose || !httpguts.HeaderValuesContainsToken(conv, "keep-alive")
	}

	if hasClose && removeCloseHeader {
		header.Del("Connection")
	}

	return hasClose
}

// Parse the trailer header.
func fixTrailer(header http.Header, chunked bool) (http.Header, error) {