Browsable RSS Grammar

Grammar extracted by Vadim Zaytsev, see the Grammar Zoo entry for details: markup/textual/rss/touzet/extracted
Source used for this grammar: David Touzet, RSS-2.0 (Really Simple Syndication) 2.0, RSS-2.0.ecore, 2005/11/01 [Atlantic]

Summary

• Total 13 production rules with 19 top alternatives and 188 symbols.
• Vocabulary: 67 = 13 nonterminals + 0 terminals + 54 labels + 0 markers.
• Total 13 nonterminal symbols: 13 defined (RSS, Channel, Item, Image, TextInput, Cloud, Category, Enclosure, Source, Date, DayKind, String, Integer), 0 root (—), 0 top (—), 0 bottom (—).
• Total 54 labels: [version], [channel] ⁵, [title] ⁴, [link] ⁴, [description] ⁴, [language], [copyright], [managingEditor], [webmaster], [generator], [docs], [ttl], [rating], [skipHours], [skipDays], [rss], [pubDate] ², [lastBuildDate], [image], [textInput], [cloud], [category] ², [items], [author], [comments], [guid], [source], [enclosure], [url] ³, [width], [height], [name], [domain] ², [port], [path], [registerProcedure], [protocol], [value] ², [lenght], [type], [eDay], [day], [month], [year], [hours], [minutes], [seconds], [Monday], [Tuesday], [Wednesday], [Thursday], [Friday], [Saturday], [Sunday].

Syntax

RSS ::=
	[version]::String [channel]::Channel

Channel ::=
	[title]::String [link]::String [description]::String [language]::String [copyright]::String [managingEditor]::String [webmaster]::String [generator]::String [docs]::String [ttl]::Integer [rating]::String [skipHours]::Integer+ [skipDays]::DayKind+ [rss]::RSS [pubDate]::Date [lastBuildDate]::Date [image]::Image [textInput]::TextInput [cloud]::Cloud [category]::Category [items]::Item+

Item ::=
	[title]::String [link]::String [description]::String [author]::String [comments]::String [guid]::String [source]::Source [pubDate]::Date [enclosure]::Enclosure [category]::Category [channel]::Channel

Image ::=
	[url]::String [title]::String [link]::String [description]::String [width]::Integer [height]::Integer [channel]::Channel

TextInput ::=
	[title]::String [description]::String [name]::String [link]::String [channel]::Channel

Cloud ::=
	[domain]::String [port]::Integer [path]::String [registerProcedure]::String [protocol]::String [channel]::Channel

Category ::=
	[domain]::String [value]::String

Enclosure ::=
	[url]::String [lenght]::Integer [type]::String

Source ::=
	[url]::String [value]::String

Date ::=
	[eDay]::DayKind [day]::Integer [month]::Integer [year]::Integer [hours]::Integer [minutes]::Integer [seconds]::Integer

DayKind ::=
	[Monday]::ε
	[Tuesday]::ε
	[Wednesday]::ε
	[Thursday]::ε
	[Friday]::ε
	[Saturday]::ε
	[Sunday]::ε

String ::=
	string

Integer ::=
	integer

Maintained by Dr. Vadim Zaytsev a.k.a. @grammarware. Last updated in September 2015. [↑]