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diff --git a/Solvers/Alloy-Solver2/hu.bme.mit.inf.dslreasoner.alloy.language/src/hu/bme/mit/inf/dslreasoner/AlloyLanguage.xtext b/Solvers/Alloy-Solver2/hu.bme.mit.inf.dslreasoner.alloy.language/src/hu/bme/mit/inf/dslreasoner/AlloyLanguage.xtext
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--- a/Solvers/Alloy-Solver2/hu.bme.mit.inf.dslreasoner.alloy.language/src/hu/bme/mit/inf/dslreasoner/AlloyLanguage.xtext
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1grammar hu.bme.mit.inf.dslreasoner.AlloyLanguage with org.eclipse.xtext.common.Terminals
2
3generate alloyLanguage "http://www.bme.hu/mit/inf/dslreasoner/AlloyLanguage"
4
5ALSDocument:
6 ( enumDeclarations += ALSEnumDeclaration |
7 signatureBodies += ALSSignatureBody |
8 functionDefinitions += ALSFunctionDefinition |
9 relationDefinitions += ALSRelationDefinition |
10 factDeclarations += ALSFactDeclaration)+
11 runCommand = ALSRunCommand
12;
13
14//////////////////////////////////
15// ALS terminals
16//////////////////////////////////
17
18terminal ID: ('a'..'z'|'A'..'Z'|'_') ('a'..'z'|'A'..'Z'|'_'|"'"|'"'|'0'..'9')*;
19ALSID: ID;
20
21enum ALSMultiplicity: all | no | some | lone | one | set;
22
23
24//////////////////////////////////
25// ALS types
26//////////////////////////////////
27
28ALSRelationDeclaration: ALSTypeDeclaration | ALSEnumLiteral | ALSFieldDeclaration | ALSVariableDeclaration;
29
30ALSTypeDeclaration:
31 ALSEnumDeclaration | ALSSignatureDeclaration
32;
33
34ALSEnumDeclaration:
35 'enum' name=ALSID '{'
36 literal+=ALSEnumLiteral ("," literal+=ALSEnumLiteral)*
37 '}';
38ALSEnumLiteral: name = ALSID;
39
40ALSSignatureDeclaration: name = ALSID;
41
42ALSSignatureBody:
43 ((multiplicity = ALSMultiplicity?) & (abstract ?= 'abstract')?)
44 'sig'
45 declarations += ALSSignatureDeclaration (',' declarations += ALSSignatureDeclaration)*
46 (('extends' supertype = [ALSSignatureDeclaration])
47 |
48 ('in' superset += [ALSSignatureDeclaration] ('+' superset += [ALSSignatureDeclaration])*) )?
49 '{' (fields+=ALSFieldDeclaration ("," fields+=ALSFieldDeclaration)*)? '}'
50;
51
52ALSFieldDeclaration:
53 name = ALSID ':' (multiplicity = ALSMultiplicity)? type = ALSTerm
54;
55
56ALSDefinition : ALSFunctionDefinition | ALSRelationDefinition;
57
58ALSFunctionDefinition:
59 "fun" name = ALSID "[" variables+=ALSVariableDeclaration (',' variables+=ALSVariableDeclaration)* "]" ":" type = ALSTerm
60 "{" value = ALSTerm "}"
61;
62ALSRelationDefinition:
63 "pred" name = ALSID "[" variables+=ALSVariableDeclaration (',' variables+=ALSVariableDeclaration)* "]"
64 "{" value = ALSTerm "}"
65;
66
67ALSFactDeclaration: {ALSFactDeclaration} 'fact' (name=ALSID)? '{' (term = ALSTerm) '}' ;
68
69//////////////////////////////////
70// ALS terms
71//////////////////////////////////
72ALSTerm: ALSQuantified;
73
74ALSQuantified returns ALSTerm: ({ALSQuantifiedEx} type = ALSMultiplicity
75 (disj?='disj')? variables+=ALSVariableDeclaration (',' variables+=ALSVariableDeclaration)* '{' expression = ALSTerm '}') | ALSOr;
76
77ALSOr returns ALSTerm: ALSIff ({ALSOr.leftOperand = current} ( "||" | "or" ) rightOperand = ALSIff)?;
78ALSIff returns ALSTerm: ALSImpl ({ALSIff.leftOperand = current} ("<=>" | "iff") rightOperand = ALSImpl)?;
79ALSImpl returns ALSTerm: ALSAnd ({ALSImpl.leftOperand = current} ("=>" | "implies") rightOperand = ALSAnd ('else' elseOperand = ALSAnd)?)?;
80ALSAnd returns ALSTerm: ALSComparison ({ALSAnd.leftOperand = current} ( "&&" | "and" ) rightOperand = ALSComparison)?;
81
82ALSComparison returns ALSTerm:
83 ALSOverride
84 (({ALSEquals.leftOperand = current} "=" |
85 {ALSNotEquals.leftOperand = current} "!=" |
86 {ALSSubset.leftOperand = current} "in" |
87 {ALSLess.leftOperand = current} ">" |
88 {ALSLeq.leftOperand = current} ">=" |
89 {ALSMore.leftOperand = current} "<" |
90 {ALSMeq.leftOperand = current} "<=")
91 rightOperand = ALSOverride)?;
92
93ALSOverride returns ALSTerm: ALSRangeRestrictionRight ({ALSOverride.leftOperand = current} '++' rightOperand = ALSRangeRestrictionRight)?;
94
95ALSRangeRestrictionRight returns ALSTerm: ALSRangeRestrictionLeft ({ALSRangeRestrictionRight.relation = current} ':>' filter = ALSRangeRestrictionLeft)?;
96ALSRangeRestrictionLeft returns ALSTerm: ALSJoin ({ALSRangeRestrictionLeft.filter = current} '<:' relation = ALSJoin)?;
97ALSJoin returns ALSTerm: ALSMinus ({ALSJoin.leftOperand = current} '.' rightOperand = ALSMinus )*;
98
99ALSMinus returns ALSTerm: ALSPlus ({ALSMinus.leftOperand = current} '-' rightOperand = ALSPlus)*;
100ALSPlus returns ALSTerm: ALSIntersection ({ALSPlus.leftOperand = current} '+' rightOperand = ALSIntersection)*;
101ALSIntersection returns ALSTerm: ALSDirectProduct ({ALSIntersection.leftOperand = current} '&' rightOperand = ALSDirectProduct)*;
102//ALSMultiply returns ALSTerm: ALSDirectProduct ({ALSMultiply.leftOperand = current} '*' rightOperand = ALSDirectProduct)*;
103
104ALSDirectProduct returns ALSTerm:
105 ALSPreficed
106 ({ALSDirectProduct.leftOperand = current} (leftMultiplicit = ALSMultiplicity)?
107 '->'
108 (rightMultiplicit = ALSMultiplicity)?
109 rightOperand = ALSPreficed)?
110;
111
112ALSPreficed returns ALSTerm:
113 {ALSNot}=>("!"|'not') operand = ALSBasicRelationTerm |
114 {ALSInverseRelation}=>"~" operand = ALSBasicRelationTerm |
115 {AlSTransitiveClosure} "^" operand = ALSBasicRelationTerm |
116 {ALSReflectiveTransitiveClosure} "*" operand = ALSBasicRelationTerm |
117 {ALSCardinality} '#' operand = ALSBasicRelationTerm |
118 {ALSUnaryMinus} =>'-' operand = ALSBasicRelationTerm |
119 {ALSSum} 'sum' variables+=ALSVariableDeclaration (',' variables+=ALSVariableDeclaration)* '{' expression = ALSTerm '}' |
120// {ALSQuantifiedEx} type = ALSMultiplicity
121// (disj?='disj')? variables+=ALSVariableDeclaration (',' variables+=ALSVariableDeclaration)* '{' expression = ALSTerm '}' |
122 {ALSFunctionCall} (referredDefinition=[ALSDefinition]|referredNumericOperator=ALSNumericOperator) '['params+=ALSTerm (',' params+=ALSTerm)*']' |
123 ALSBasicRelationTerm;
124
125enum ALSNumericOperator: plus|sub|mul|rem|div;
126
127//ALSVariable: name = ALSID;
128ALSVariableDeclaration: name=ALSID ':' range = ALSTerm;
129
130ALSBasicRelationTerm returns ALSTerm:
131 {ALSNone} 'none'|
132 {ALSIden} 'iden'|
133 {ALSUniv} 'univ'|
134 {ALSInt} 'Int' |
135 {ALSString} 'String' |
136 {ALSReference} referred = [ALSRelationDeclaration] |
137 {ALSNumberLiteral} value = INT|
138 {ALSStringLiteral} value = STRING|
139 '(' ALSTerm ')'
140;
141
142//////////////////////////////////
143// ALS Commands and scopes
144//////////////////////////////////
145ALSRunCommand:
146 {ALSRunCommand} 'run' '{' '}' ('for' typeScopes+=ALSTypeScope (',' typeScopes+=ALSTypeScope)*)?;
147
148ALSTypeScope: ALSSigScope | ALSIntScope | ALSStringScope;
149
150ALSSigScope: (exactly?='exactly')? number = INT type = [ALSSignatureDeclaration];
151ALSIntScope: number = INT 'Int';
152ALSStringScope: 'exactly' number = INT 'String'; \ No newline at end of file