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authorZoffix Znet <cpan@zoffix.com>2016-05-19 19:49:39 -0400
committerZoffix Znet <cpan@zoffix.com>2016-05-19 19:49:39 -0400
commit3f65d48264430428a2165f6a9f5a4e16f823f6b8 (patch)
tree6da1f46181c3070b3eeb4ede56c3cba3623d0258 /lib/IRC/Grammar.pm6
parente997c1b0b5ad796425abfc9f81b91947357172ce (diff)
Start new design docs
Diffstat (limited to 'lib/IRC/Grammar.pm6')
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diff --git a/lib/IRC/Grammar.pm6 b/lib/IRC/Grammar.pm6
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-unit grammar IRC::Grammar;
-token TOP { <message>+ }
-token SPACE { ' '+ }
-token message { [':' <prefix> <SPACE> ]? <command> <params> \n }
- token prefix {
- [ <servername> || <nick> ['!' <user>]? ['@' <host>]? ]
- <before <SPACE>>
- }
- token servername { <host> }
- token nick { <letter> [ <letter> | <number> | <special> ]* }
- token user { <-[\ \x0\r\n]>+? <before [<SPACE> | '@']>}
- token host { <-[\s!@]>+ }
- token command { <letter>+ | <number>**3 }
- token params { <SPACE>* [ ':' <trailing> | <middle> <params> ]? }
- token middle { <-[:\ \x0\r\n]> <-[\ \x0\r\n]>* }
- token trailing { <-[\x0\r\n]>* }
-
- token letter { <[a..zA..Z]> }
- token number { <[0..9]> }
- token special { <[-_\[\]\\`^{}]> }