1// Copyright 2009 The Go Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style
3// license that can be found in the LICENSE file.
4
5package http
6
7// HTTP status codes as registered with IANA.
8// See: https://www.iana.org/assignments/http-status-codes/http-status-codes.xhtml
9const (
10	StatusContinue           = 100 // RFC 7231, 6.2.1
11	StatusSwitchingProtocols = 101 // RFC 7231, 6.2.2
12	StatusProcessing         = 102 // RFC 2518, 10.1
13
14	StatusOK                   = 200 // RFC 7231, 6.3.1
15	StatusCreated              = 201 // RFC 7231, 6.3.2
16	StatusAccepted             = 202 // RFC 7231, 6.3.3
17	StatusNonAuthoritativeInfo = 203 // RFC 7231, 6.3.4
18	StatusNoContent            = 204 // RFC 7231, 6.3.5
19	StatusResetContent         = 205 // RFC 7231, 6.3.6
20	StatusPartialContent       = 206 // RFC 7233, 4.1
21	StatusMultiStatus          = 207 // RFC 4918, 11.1
22	StatusAlreadyReported      = 208 // RFC 5842, 7.1
23	StatusIMUsed               = 226 // RFC 3229, 10.4.1
24
25	StatusMultipleChoices   = 300 // RFC 7231, 6.4.1
26	StatusMovedPermanently  = 301 // RFC 7231, 6.4.2
27	StatusFound             = 302 // RFC 7231, 6.4.3
28	StatusSeeOther          = 303 // RFC 7231, 6.4.4
29	StatusNotModified       = 304 // RFC 7232, 4.1
30	StatusUseProxy          = 305 // RFC 7231, 6.4.5
31	_                       = 306 // RFC 7231, 6.4.6 (Unused)
32	StatusTemporaryRedirect = 307 // RFC 7231, 6.4.7
33	StatusPermanentRedirect = 308 // RFC 7538, 3
34
35	StatusBadRequest                   = 400 // RFC 7231, 6.5.1
36	StatusUnauthorized                 = 401 // RFC 7235, 3.1
37	StatusPaymentRequired              = 402 // RFC 7231, 6.5.2
38	StatusForbidden                    = 403 // RFC 7231, 6.5.3
39	StatusNotFound                     = 404 // RFC 7231, 6.5.4
40	StatusMethodNotAllowed             = 405 // RFC 7231, 6.5.5
41	StatusNotAcceptable                = 406 // RFC 7231, 6.5.6
42	StatusProxyAuthRequired            = 407 // RFC 7235, 3.2
43	StatusRequestTimeout               = 408 // RFC 7231, 6.5.7
44	StatusConflict                     = 409 // RFC 7231, 6.5.8
45	StatusGone                         = 410 // RFC 7231, 6.5.9
46	StatusLengthRequired               = 411 // RFC 7231, 6.5.10
47	StatusPreconditionFailed           = 412 // RFC 7232, 4.2
48	StatusRequestEntityTooLarge        = 413 // RFC 7231, 6.5.11
49	StatusRequestURITooLong            = 414 // RFC 7231, 6.5.12
50	StatusUnsupportedMediaType         = 415 // RFC 7231, 6.5.13
51	StatusRequestedRangeNotSatisfiable = 416 // RFC 7233, 4.4
52	StatusExpectationFailed            = 417 // RFC 7231, 6.5.14
53	StatusTeapot                       = 418 // RFC 7168, 2.3.3
54	StatusMisdirectedRequest           = 421 // RFC 7540, 9.1.2
55	StatusUnprocessableEntity          = 422 // RFC 4918, 11.2
56	StatusLocked                       = 423 // RFC 4918, 11.3
57	StatusFailedDependency             = 424 // RFC 4918, 11.4
58	StatusTooEarly                     = 425 // RFC 8470, 5.2.
59	StatusUpgradeRequired              = 426 // RFC 7231, 6.5.15
60	StatusPreconditionRequired         = 428 // RFC 6585, 3
61	StatusTooManyRequests              = 429 // RFC 6585, 4
62	StatusRequestHeaderFieldsTooLarge  = 431 // RFC 6585, 5
63	StatusUnavailableForLegalReasons   = 451 // RFC 7725, 3
64
65	StatusInternalServerError           = 500 // RFC 7231, 6.6.1
66	StatusNotImplemented                = 501 // RFC 7231, 6.6.2
67	StatusBadGateway                    = 502 // RFC 7231, 6.6.3
68	StatusServiceUnavailable            = 503 // RFC 7231, 6.6.4
69	StatusGatewayTimeout                = 504 // RFC 7231, 6.6.5
70	StatusHTTPVersionNotSupported       = 505 // RFC 7231, 6.6.6
71	StatusVariantAlsoNegotiates         = 506 // RFC 2295, 8.1
72	StatusInsufficientStorage           = 507 // RFC 4918, 11.5
73	StatusLoopDetected                  = 508 // RFC 5842, 7.2
74	StatusNotExtended                   = 510 // RFC 2774, 7
75	StatusNetworkAuthenticationRequired = 511 // RFC 6585, 6
76)
77
78var statusText = map[int]string{
79	StatusContinue:           "Continue",
80	StatusSwitchingProtocols: "Switching Protocols",
81	StatusProcessing:         "Processing",
82
83	StatusOK:                   "OK",
84	StatusCreated:              "Created",
85	StatusAccepted:             "Accepted",
86	StatusNonAuthoritativeInfo: "Non-Authoritative Information",
87	StatusNoContent:            "No Content",
88	StatusResetContent:         "Reset Content",
89	StatusPartialContent:       "Partial Content",
90	StatusMultiStatus:          "Multi-Status",
91	StatusAlreadyReported:      "Already Reported",
92	StatusIMUsed:               "IM Used",
93
94	StatusMultipleChoices:   "Multiple Choices",
95	StatusMovedPermanently:  "Moved Permanently",
96	StatusFound:             "Found",
97	StatusSeeOther:          "See Other",
98	StatusNotModified:       "Not Modified",
99	StatusUseProxy:          "Use Proxy",
100	StatusTemporaryRedirect: "Temporary Redirect",
101	StatusPermanentRedirect: "Permanent Redirect",
102
103	StatusBadRequest:                   "Bad Request",
104	StatusUnauthorized:                 "Unauthorized",
105	StatusPaymentRequired:              "Payment Required",
106	StatusForbidden:                    "Forbidden",
107	StatusNotFound:                     "Not Found",
108	StatusMethodNotAllowed:             "Method Not Allowed",
109	StatusNotAcceptable:                "Not Acceptable",
110	StatusProxyAuthRequired:            "Proxy Authentication Required",
111	StatusRequestTimeout:               "Request Timeout",
112	StatusConflict:                     "Conflict",
113	StatusGone:                         "Gone",
114	StatusLengthRequired:               "Length Required",
115	StatusPreconditionFailed:           "Precondition Failed",
116	StatusRequestEntityTooLarge:        "Request Entity Too Large",
117	StatusRequestURITooLong:            "Request URI Too Long",
118	StatusUnsupportedMediaType:         "Unsupported Media Type",
119	StatusRequestedRangeNotSatisfiable: "Requested Range Not Satisfiable",
120	StatusExpectationFailed:            "Expectation Failed",
121	StatusTeapot:                       "I'm a teapot",
122	StatusMisdirectedRequest:           "Misdirected Request",
123	StatusUnprocessableEntity:          "Unprocessable Entity",
124	StatusLocked:                       "Locked",
125	StatusFailedDependency:             "Failed Dependency",
126	StatusTooEarly:                     "Too Early",
127	StatusUpgradeRequired:              "Upgrade Required",
128	StatusPreconditionRequired:         "Precondition Required",
129	StatusTooManyRequests:              "Too Many Requests",
130	StatusRequestHeaderFieldsTooLarge:  "Request Header Fields Too Large",
131	StatusUnavailableForLegalReasons:   "Unavailable For Legal Reasons",
132
133	StatusInternalServerError:           "Internal Server Error",
134	StatusNotImplemented:                "Not Implemented",
135	StatusBadGateway:                    "Bad Gateway",
136	StatusServiceUnavailable:            "Service Unavailable",
137	StatusGatewayTimeout:                "Gateway Timeout",
138	StatusHTTPVersionNotSupported:       "HTTP Version Not Supported",
139	StatusVariantAlsoNegotiates:         "Variant Also Negotiates",
140	StatusInsufficientStorage:           "Insufficient Storage",
141	StatusLoopDetected:                  "Loop Detected",
142	StatusNotExtended:                   "Not Extended",
143	StatusNetworkAuthenticationRequired: "Network Authentication Required",
144}
145
146// StatusText returns a text for the HTTP status code. It returns the empty
147// string if the code is unknown.
148func StatusText(code int) string {
149	return statusText[code]
150}
151