From 976aaa5e7caa5506ead757bb511207462526cb26 Mon Sep 17 00:00:00 2001
From: Zoffix Znet <cpan@zoffix.com>
Date: Sat, 5 Dec 2015 15:42:25 -0500
Subject: Wrote working grammar

---
 lib/IRC/Grammar.pm6 | 38 +++++++++++++++++++-------------------
 1 file changed, 19 insertions(+), 19 deletions(-)

(limited to 'lib')

diff --git a/lib/IRC/Grammar.pm6 b/lib/IRC/Grammar.pm6
index 2013b9b..46d71cc 100644
--- a/lib/IRC/Grammar.pm6
+++ b/lib/IRC/Grammar.pm6
@@ -1,24 +1,24 @@
 # use Grammar::Debugger;
 unit grammar IRC::Grammar:ver<1.001001>;
-token ws { ' ' }
-token TOP        { [ <message> \r\n ]*                                     }
-token message    { [':' <prefix> ' '+ ]? <command> <params>                }
-token prefix     { [<servername> | <nick>] [ '!' <user> ]? [ '@' <host> ]? }
-token command    { <letter>+ | <number>**3                                 }
-token params     { ' '+ [ ':' <trailing> | <middle> <params> ]?            }
-token middle     { <-[: \0\r\n]> <-[ \0\r\n]>+                             }
-token trailing   { <-[\0\r\n]>+                                            }
-token target     { <to> [ ',' <target> ]?                                  }
-token to         { <channel> | <user> '@' <servername> | <nick> | <mask>   }
-token channel    { ['#' | '&'] <chstring>                                  }
-token servername { \S+ } # see RFC 952 [DNS:4] for details on allowed hostnames
-token nick       { <letter> [ <letter> | <number> | <special> ]+           }
-token mask       { <[#$]> <chstring>                                       }
-token chstring   { <-[ \a\0\r\l,]>                                         }
-token user       { <-[ \0\r\l]>+                                           }
-token letter     { <[a..zA..Z]>                                            }
-token number     { <[0..9]>                                                }
-token special    { <[-\[\]\\`^{}]>                                         }
+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 { <-[\ \0\r\n]>+?  <before [<SPACE> | '@']>}
+        token host { <-[\s!@]>+ }
+    token command { <letter>+ | <number>**3 }
+    token params { <SPACE>* [ ':' <trailing> | <middle> <params> ]? }
+        token middle { <-[:\ \0\r\n]> <-[\ \0\r\n]>* }
+        token trailing { <-[\0\r\n]>* }
+
+    token letter { <[a..zA..Z]> }
+    token number { <[0..9]> }
+    token special { <[-\[\]\\`^{}]> }
 
 # unit class IRC::Grammar::Actions:ver<1.001001>;
 # method TOP      ($/) { $/.make: $<message>».made }
-- 
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