package rewrites import ( "strings" ) var allowContentType = []string{ "text/", "application/xhtml", "application/xml", "application/atom+xml", "application/json", "application/x-www-form-urlencoded", } func CanRewriteBody(contentLength int64, contentType string) bool { if contentLength <= 0 { return false } for _, v := range allowContentType { if strings.HasPrefix(contentType, v) { return true } } return false }