carbidev/com.nokia.tools.vct.confml.expressions_1.0.0.v20090225_01-11/src/com/nokia/tools/vct/confml/expressions/confml/grammar/Confml.g
/*
* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of the License "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Nokia Corporation - Initial contribution
*
* Contributors:
*
* Description: This file is part of com.nokia.tools.vct.confml.expressions component.
*/
grammar Confml;
options {
output=AST;
ASTLabelType=CommonTree;
}
tokens {
CURRENT_REF;
SIBLING_REF;
TOP_LEVEL_SETTING_REF;
SUB_SETTING_REF;
FILE_PATH_REF;
BOOLEAN;
}
@header {
package com.nokia.tools.vct.confml.expressions.confml.grammar;
}
@lexer::header {
package com.nokia.tools.vct.confml.expressions.confml.grammar;
}
@members {
public boolean isFailed() {
return lastErrorIndex != -1;
}
}
// ##################### BASIC EXPRESSIONS
expr:
orExpr EOF!
;
// ##################### BOOLEAN EXPRESSIONS
orExpr:
e = andExpr
(
OR^ e2 = andExpr
)*
;
andExpr:
e = equalityExpr
(
AND^ e2 = equalityExpr
)*
;
equalityExpr:
e = relationalExpr
(
EQ^ e2 = relationalExpr
| NEQ^ e2 = relationalExpr
)*
;
relationalExpr:
e = additiveExpr
(
LT^ e2 = additiveExpr
| GT^ e2 = additiveExpr
| LE^ e2 = additiveExpr
| GE^ e2 = additiveExpr
)*
;
// ################# Numeric Expressions
additiveExpr:
multiplicativeExpr
(
PLUS^ e = multiplicativeExpr
| MINUS^ e = multiplicativeExpr
)*
;
multiplicativeExpr:
e = unaryExpr
(
MUL^ e2 = unaryExpr
| DIV^ e2 = unaryExpr
| MOD^ e2 = unaryExpr
)*
;
unaryExpr:
primaryExpr
| MINUS^ primaryExpr
;
primaryExpr:
settingValueRef
| '(' orExpr ')'
| Literal
| Number
;
// ################# Expression Lexical Structure
settingValueRef:
currentRef
| siblingRef
| topLevelSettingRef
| subSettingRef
| filePathRef
;
currentRef:
'.' -> CURRENT_REF["."]
;
siblingRef:
r = Ref { String val = $r.getText(); } -> SIBLING_REF[val]
;
topLevelSettingRef:
r1 = Ref '/' r2 = Ref {String val = $r1.getText()+"/"+$r2.getText();} -> TOP_LEVEL_SETTING_REF[val]
;
subSettingRef:
r1 = Ref '/' rx = Ref '[' n = Number ']' '/' rs = Ref
{String val = $r1.getText()+"/"+$rx.getText() + "[" + n.getText() + "]/" + rs.getText();} -> SUB_SETTING_REF[val]
;
filePathRef:
r1 = Ref '/' r2 = Ref '/' r3 = Ref
{String val = $r1.getText()+"/"+$r2.getText()+"/"+$r3.getText();} -> FILE_PATH_REF[val]
;
//IndexedRef : ('a'..'z' | 'A'..'Z' ) ('a'..'z' | 'A'..'Z' | '0'..'9' | '.' | '-')* ('*' | ('[' Number ']')) {};
OR: 'or';
AND: 'and';
EQ: '=';
NEQ: '!=';
LT: '<';
GT: '>';
LE: '<=';
GE: '>=';
PLUS: '+';
MINUS: '-';
MUL: '*';
DIV: 'div';
MOD: 'mod';
Ref : ('a'..'z' | 'A'..'Z' ) ('a'..'z' | 'A'..'Z' | '0'..'9' | '.' | '-' | '_')*
//Ref : (('a'..'z' | 'A'..'Z' ) (('a'..'z' | 'A'..'Z' ) | ('0'..'9') | '.' | '-')*) ('*' | ('[' Number ']'))?
;
Literal :
'"' .* '"'
| '\'' .* '\''
;
Number : ('0'..'9')+ ('.' ('0'..'9')+)?
| '.' ('0'..'9')+
;
NEWLINE : '\r' ? '\n'
;
WS : (' ' |'\t' |'\n' |'\r' )+ {skip();}
;
//NameChar : Letter | Digit | '.' | '..' | '_' | ':' | CombiningChar | Extender;
//Name : (Letter | '_' | ':') (NameChar)*;
//Names : Name ('\u0020' Name)*;
//Nmtoken : (NameChar)+ ;
//Nmtokens : Nmtoken ('\u0020' Nmtoken)*;
//CombiningChar : ('\u0300'..'\u0345') | ('\u0360'..'\u0361') | ('\u0483'..'\u0486') | ('\u0591'..'\u05A1') | ('\u05A3'..'\u05B9') | ('\u05BB'..'\u05BD') | '\u05BF' | ('\u05C1'..'\u05C2') | '\u05C4' | ('\u064B'..'\u0652') | '\u0670' | ('\u06D6'..'\u06DC') | ('\u06DD'..'\u06DF') | ('\u06E0'..'\u06E4') | ('\u06E7'..'\u06E8') | ('\u06EA'..'\u06ED') | ('\u0901'..'\u0903') | '\u093C' | ('\u093E'..'\u094C') | '\u094D' | ('\u0951'..'\u0954') | ('\u0962'..'\u0963') | ('\u0981'..'\u0983') | '\u09BC' | '\u09BE' | '\u09BF' | ('\u09C0'..'\u09C4') | ('\u09C7'..'\u09C8') | ('\u09CB'..'\u09CD') | '\u09D7' | ('\u09E2'..'\u09E3') | '\u0A02' | '\u0A3C' | '\u0A3E' | '\u0A3F' | ('\u0A40'..'\u0A42') | ('\u0A47'..'\u0A48') | ('\u0A4B'..'\u0A4D') | ('\u0A70'..'\u0A71') | ('\u0A81'..'\u0A83') | '\u0ABC' | ('\u0ABE'..'\u0AC5') | ('\u0AC7'..'\u0AC9') | ('\u0ACB'..'\u0ACD') | ('\u0B01'..'\u0B03') | '\u0B3C' | ('\u0B3E'..'\u0B43') | ('\u0B47'..'\u0B48') | ('\u0B4B'..'\u0B4D') | ('\u0B56'..'\u0B57') | ('\u0B82'..'\u0B83') | ('\u0BBE'..'\u0BC2') | ('\u0BC6'..'\u0BC8') | ('\u0BCA'..'\u0BCD') | '\u0BD7' | ('\u0C01'..'\u0C03') | ('\u0C3E'..'\u0C44') | ('\u0C46'..'\u0C48') | ('\u0C4A'..'\u0C4D') | ('\u0C55'..'\u0C56') | ('\u0C82'..'\u0C83') | ('\u0CBE'..'\u0CC4') | ('\u0CC6'..'\u0CC8') | ('\u0CCA'..'\u0CCD') | ('\u0CD5'..'\u0CD6') | ('\u0D02'..'\u0D03') | ('\u0D3E'..'\u0D43') | ('\u0D46'..'\u0D48') | ('\u0D4A'..'\u0D4D') | '\u0D57' | '\u0E31' | ('\u0E34'..'\u0E3A') | ('\u0E47'..'\u0E4E') | '\u0EB1' | ('\u0EB4'..'\u0EB9') | ('\u0EBB'..'\u0EBC') | ('\u0EC8'..'\u0ECD') | ('\u0F18'..'\u0F19') | '\u0F35' | '\u0F37' | '\u0F39' | '\u0F3E' | '\u0F3F' | ('\u0F71'..'\u0F84') | ('\u0F86'..'\u0F8B') | ('\u0F90'..'\u0F95') | '\u0F97' | ('\u0F99'..'\u0FAD') | ('\u0FB1'..'\u0FB7') | '\u0FB9' | ('\u20D0'..'\u20DC') | '\u20E1' | ('\u302A'..'\u302F') | '\u3099' | '\u309A' ;
//Digit : ('\u0030'..'\u0039') | ('\u0660'..'\u0669') | ('\u06F0'..'\u06F9') | ('\u0966'..'\u096F') | ('\u09E6'..'\u09EF') | ('\u0A66'..'\u0A6F') | ('\u0AE6'..'\u0AEF') | ('\u0B66'..'\u0B6F') | ('\u0BE7'..'\u0BEF') | ('\u0C66'..'\u0C6F') | ('\u0CE6'..'\u0CEF') | ('\u0D66'..'\u0D6F') | ('\u0E50'..'\u0E59') | ('\u0ED0'..'\u0ED9') | ('\u0F20'..'\u0F29') ;
//Extender : '\u00B7' | '\u02D0' | '\u02D1' | '\u0387' | '\u0640' | '\u0E46' | '\u0EC6' | '\u3005' | ('\u3031'..'\u3035') | ('\u309D'..'\u309E') | ('\u30FC'..'\u30FE') ;