Browsable MediaWiki Grammar

Grammar connected by Vadim Zaytsev, see the Grammar Zoo entry for details: doc/wiki/mediawiki/ebnf/connected
Source used for this grammar: MediaWiki, Markup spec/EBNF, Revision 335623, 5 July 2010 [Page]

Summary

• Total 61 production rules with 154 top alternatives and 592 symbols.
• Vocabulary: 194 = 68 nonterminals + 126 terminals + 0 labels + 0 markers.
• Total 68 nonterminal symbols: 61 defined (digit, URL, ASCII_letter, URL_char, text, full_pagename, namespace, pagename, start_link, end_link, internal_link, external_link, redirect, header_link, ISBN_link, header_end, header6, header5, header4, header3, header2, header1, comment, Commentary, horizontal_rule, bold_italic_text, bold_text, italic_text, code_line, nowiki, unordered_list, continue_unordered_list, ordered_list, continue_ordered_list, definition_list, continue_definition_list, user_signature, user_signature_with_date, current_date, include, template, tplarg, part, title, name, value, balanced_text, place_TOC, force_TOC, disable_TOC, disable_section_edit, table_start, table_end, table_header, table_header_cell, table_cell, table_row, table_body, table, Unicode_char, header), 0 root (—), 21 top (external_link, redirect, header_link, ISBN_link, comment, Commentary, horizontal_rule, bold_italic_text, bold_text, italic_text, code_line, nowiki, user_signature, user_signature_with_date, current_date, place_TOC, force_TOC, disable_TOC, disable_section_edit, table, header), 7 bottom (line_break ²⁵, label ², label_extension ², style ⁶, Text ³, text_without_consecutive_equal_braces ², whitespace ²⁸).
• Total 126 terminal symbols: 4 keywords ("__TOC__", "__FORCETOC__", "__NOTOC__", "__NOEDITSECTION__"), 52 letters ("a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x" ², "y", "z", "A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X" ², "Y", "Z"), 10 numerics ("1", "2", "3", "4", "5", "6", "7", "8", "9", "0"), 55 signs ("://", "-" ⁶, "_", ".", "~", "!" ², "*" ⁵, "'", "(", ")", ";", ":" ⁷, "@", "&", "=" ⁴, "+", "$", ",", "/", "?", "%", "#" ⁵, "[", "]", "[[", "]]", "|" ⁴, "/*", "*/", " " ⁴, "======" ², "=====" ², "====" ², "===" ², "==" ², "<!--", "-->", ">", "----", "'''''" ², "'''" ², "''" ², "~~~", "~~~~", "~~~~~", "{{", "}}", "{{{", "}}}", "{|", "|}", "|+", "!!", "||" ², "|-").

Syntax

digit ::=
	"1"
	"2"
	"3"
	"4"
	"5"
	"6"
	"7"
	"8"
	"9"
	"0"

URL ::=
	ASCII_letter* "://" URL_char*

ASCII_letter ::=
	"a"
	"b"
	"c"
	"d"
	"e"
	"f"
	"g"
	"h"
	"i"
	"j"
	"k"
	"l"
	"m"
	"n"
	"o"
	"p"
	"q"
	"r"
	"s"
	"t"
	"u"
	"v"
	"w"
	"x"
	"y"
	"z"
	"A"
	"B"
	"C"
	"D"
	"E"
	"F"
	"G"
	"H"
	"I"
	"J"
	"K"
	"L"
	"M"
	"N"
	"O"
	"P"
	"Q"
	"R"
	"S"
	"T"
	"U"
	"V"
	"W"
	"X"
	"Y"
	"Z"

URL_char ::=
	ASCII_letter
	digit
	"-"
	"_"
	"."
	"~"
	"!"
	"*"
	"'"
	"("
	")"
	";"
	":"
	"@"
	"&"
	"="
	"+"
	"$"
	","
	"/"
	"?"
	"%"
	"#"
	"["
	"]"

text ::=
	Unicode_char*

full_pagename ::=
	(namespace ":" | ":")? pagename

namespace ::=
	Unicode_char Unicode_char*

pagename ::=
	Unicode_char Unicode_char*

start_link ::=
	"[["

end_link ::=
	"]]"

internal_link ::=
	start_link full_pagename ("|" label)? end_link label_extension

external_link ::=
	URL
	start_link URL (whitespace label)? end_link label_extension

redirect ::=
	"#REDIRECT" internal_link

header_link ::=
	"/*" text "*/"

ISBN_link ::=
	digit ("-" | " ")? digit digit digit ("-" | " ")? digit digit digit digit digit (("-" | " ") (digit | "X" | "x"))?

header_end ::=
	whitespace? line_break

header6 ::=
	line_break "======" whitespace? text whitespace? "======" header_end

header5 ::=
	line_break "=====" whitespace? text whitespace? "=====" header_end

header4 ::=
	line_break "====" whitespace? text whitespace? "====" header_end

header3 ::=
	line_break "===" whitespace? text whitespace? "===" header_end

header2 ::=
	line_break "==" whitespace? text whitespace? "==" header_end

header1 ::=
	line_break "=" whitespace? text whitespace? "=" header_end

comment ::=
	"<!--" Text? "-->"

Commentary ::=
	"<comment" Text? ">" Text? "</comment>"

horizontal_rule ::=
	"----" "-"*

bold_italic_text ::=
	"'''''" text "'''''"

bold_text ::=
	"'''" text "'''"

italic_text ::=
	"''" text "''"

code_line ::=
	line_break " " text

nowiki ::=
	"<nowiki>" text "</nowiki>"

unordered_list ::=
	"*" text

continue_unordered_list ::=
	(unordered_list | continue_unordered_list | ":" | "*" | "#") line_break unordered_list

ordered_list ::=
	"#" text

continue_ordered_list ::=
	(ordered_list | continue_ordered_list | ":" | "*" | "#") line_break ordered_list

definition_list ::=
	text? ":" text

continue_definition_list ::=
	(definition_list | continue_definition_list | ":" | "*" | "#") line_break definition_list

user_signature ::=
	"~~~"

user_signature_with_date ::=
	"~~~~"

current_date ::=
	"~~~~~"

include ::=
	template
	tplarg

template ::=
	"{{" title ("|" part)* "}}"

tplarg ::=
	"{{{" title ("|" part)* "}}}"

part ::=
	(name "=")? value

title ::=
	balanced_text

name ::=
	balanced_text

value ::=
	balanced_text

balanced_text ::=
	text_without_consecutive_equal_braces (include text_without_consecutive_equal_braces)*

place_TOC ::=
	(whitespace | line_break)* "__TOC__" (whitespace | line_break)*

force_TOC ::=
	(whitespace | line_break)* "__FORCETOC__" (whitespace | line_break)*

disable_TOC ::=
	(whitespace | line_break)* "__NOTOC__" (whitespace | line_break)*

disable_section_edit ::=
	(whitespace | line_break)* "__NOEDITSECTION__" (whitespace | line_break)*

table_start ::=
	"{|" (style | whitespace)* line_break

table_end ::=
	"|}"

table_header ::=
	"|+" text line_break

table_header_cell ::=
	line_break "!" (style | whitespace)* text
	table_cell ("!!" | "||") (style | whitespace)* text

table_cell ::=
	line_break "|" (style | whitespace)* text
	table_cell "||" (style | whitespace)* text

table_row ::=
	line_break "|-" "-"* (style | whitespace)* line_break

table_body ::=
	(table_header_cell | table_cell) (table_row (table_header_cell | table_cell))*

table ::=
	table_start table_header? table_row? table_body table_end

Unicode_char ::=
	α

header ::=
	header1
	header2
	header3
	header4
	header5
	header6

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