#ABNF 1.0;
/* 
Copyright 1998-2002 W3C (MIT, INRIA, Keio), All Rights Reserved. 

Permission to use, copy, modify and distribute this SRGS grammar
and its accompanying documentation for any purpose and without fee
is hereby granted in perpetuity, provided that the above copyright 
notice and this paragraph appear in all copies.  

The copyright holders make no representation about the suitability 
of the grammar for any purpose. It is provided "as is" without expressed 
or implied warranty.
*/

language en-US;
mode voice;
root $main;

meta 'description' is 'Any number of tags may be included inline within a rule expansion.';
meta 'spec.reference' is 'http://www.w3.org/TR/speech-grammar/#S2.6';

meta 'in.1' is 'this is a test';
meta 'out.1' is '$main[$tagsandtokens[{!{"before;"}!},"this","is",{!{$+"within;"}!},"a","test",{!{$+"after"}!}]]';

meta 'in.2' is 'small thing';
meta 'out.2' is '$main[$tagsanditems[{!{"before;"}!},"small",{!{$+"within;"}!},"thing",{!{$+"after"}!}]]';

meta 'in.3' is 'small';
meta 'out.3' is '$main[$tagsandoneof[{!{"before one-of"}!},{!{"within item"}!},"small",{!{"after one-of"}!}]]';

meta 'in.4' is 'big big big';
meta 'out.4' is '$main[$taginrepeat[{!{"not repeated before"}!},{!{"repeated before"}!},"big",{!{"repeated after"}!},{!{"repeated before"}!},"big",{!{"repeated after"}!},{!{"repeated before"}!},"big",{!{"repeated after"}!},{!{"not repeated after"}!}]]';

meta 'in.5' is 'testing';
meta 'out.5' is '$main[$tagsequence["testing",{!{"one"}!},{!{"two"}!},{!{"three"}!}]]';

meta 'in.6' is 'hello';
meta 'out.6' is '$main[$tagandruleref[{!{"before ruleref"}!},$hello["hello"],{!{"before NULL"}!},{!{"before GARBAGE"}!},{!{"after GARBAGE"}!}]]';
meta 'info.6' is '"hello" can optionally be followed by words covered by $GARBAGE';

public $main = 
( ( $tagsandtokens)       |
 ( $tagsanditems)       |
 ( $tagsandoneof)       |
 ( $taginrepeat)       |
 ( $tagsequence)       |
 ( $tagandruleref) ) ;

private $tagsandtokens =  {"before;"} this is  {$+"within;"} a test {$+"after"} ;

private $tagsanditems =  {"before;"}  (small)  {$+"within;"}  (thing)  {$+"after"} ;

private $tagsandoneof =  {"before one-of"}   ( ( {"within item"}  small) |  (medium)  )  {"after one-of"} ;

private $taginrepeat = 
	{"not repeated before"}  ( {"repeated before"} big {"repeated after"} )  <1-10> {"not repeated after"} ;

private $tagsequence = 	  testing  {"one"}  {"two"}  {"three"} ;

private $tagandruleref =  {"before ruleref"}  $hello {"before NULL"}  $NULL {"before GARBAGE"}  $GARBAGE {"after GARBAGE"} ;

private $hello =   hello ;