package http-date

HTTP Date

HTTP timestamp decoders and encoders complaint to RFC 9110 (HTTP Semantics). It is designed to be used with HTTP Date header field.

The current supported formats for decoding/encoding are as follows:

• IMF(Internet Message Format) date, eg Sun, 06 Nov 1994 08:49:37 GMT
• RFC 850 date, eg Sunday, 06-Nov-94 08:49:37 GMT
• asctime date, eg Sun Nov 6 08:49:37 1994

API usage:

• Decoding and encoding IMF fixdate formatted timestamp values:

# let d = Http_date.decode "Sun, 06 Nov 1994 08:49:37 GMT";;
val d : Ptime.t = <abstr>

# Ptime.to_date_time d ;;
- : Ptime.date * Ptime.time = ((1994, 11, 6), ((8, 49, 37), 0))

# Http_date.encode d ;;
- : string = "Sun, 06 Nov 1994 08:49:37 GMT"

References:

• HTTP RFC 9110, section 5.6.7

Installation

opam install http-date

Using in Dune

Specify the dependency in dune executable or library stanza as follows:

• executable

(executable
  (name hello)
  (libraries http-date))

• library

 (library
   (name hello)
   (libraries http-date))