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Diffstat (limited to 'runtime/CSharp3/Sources/Antlr3.Runtime.Test/BuildOptions/ProfileGrammar.g3')
-rw-r--r-- | runtime/CSharp3/Sources/Antlr3.Runtime.Test/BuildOptions/ProfileGrammar.g3 | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/runtime/CSharp3/Sources/Antlr3.Runtime.Test/BuildOptions/ProfileGrammar.g3 b/runtime/CSharp3/Sources/Antlr3.Runtime.Test/BuildOptions/ProfileGrammar.g3 new file mode 100644 index 0000000..5f8de16 --- /dev/null +++ b/runtime/CSharp3/Sources/Antlr3.Runtime.Test/BuildOptions/ProfileGrammar.g3 @@ -0,0 +1,100 @@ +/* + * [The "BSD licence"] + * Copyright (c) 2005-2008 Terence Parr + * All rights reserved. + * + * Conversion to C#: + * Copyright (c) 2008-2009 Sam Harwell, Pixel Mine, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +grammar ProfileGrammar; + +options +{ + language=CSharp3; + output=AST; + ASTLabelType=CommonTree; +} + +tokens +{ + // define pseudo-operations + FUNC; + CALL; +} + +// START:stat +prog: ( stat )* + ; + +stat: expr NEWLINE -> expr + | ID '=' expr NEWLINE -> ^('=' ID expr) + | func NEWLINE -> func + | NEWLINE -> // ignore + ; + +func: ID '(' formalPar ')' '=' expr -> ^(FUNC ID formalPar expr) + ; + finally { + functionDefinitions.Add($func.tree); + } + +formalPar + : ID + | INT + ; + +// END:stat + +// START:expr +expr: multExpr (('+'^|'-'^) multExpr)* + ; + +multExpr + : atom (('*'|'/'|'%')^ atom)* + ; + +atom: INT + | ID + | '(' expr ')' -> expr + | ID '(' expr ')' -> ^(CALL ID expr) + ; +// END:expr + +// START:tokens +ID : ('a'..'z'|'A'..'Z')+ + ; + +INT : '0'..'9'+ + ; + +NEWLINE + : '\r'? '\n' + ; + +WS : (' '|'\t')+ { Skip(); } + ; +// END:tokens |