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package org.momut.ooas.parser;
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30
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import java.util.LinkedHashMap;
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31
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import java.util.LinkedList;
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32
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import java.util.List;
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33
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34
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import org.antlr.runtime.MismatchedTokenException;
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35
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import org.antlr.runtime.Parser;
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36
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import org.antlr.runtime.RecognitionException;
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37
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import org.antlr.runtime.RecognizerSharedState;
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import org.antlr.runtime.Token;
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39
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import org.antlr.runtime.TokenStream;
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40
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import org.momut.ooas.ast.IScope;
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41
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import org.momut.ooas.ast.expressions.AccessExpression;
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42
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import org.momut.ooas.ast.expressions.BinaryOperator;
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43
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import org.momut.ooas.ast.expressions.CallExpression;
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44
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import org.momut.ooas.ast.expressions.ExistsQuantifier;
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45
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import org.momut.ooas.ast.expressions.Expression;
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46
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import org.momut.ooas.ast.expressions.ExpressionKind;
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47
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import org.momut.ooas.ast.expressions.ForallQuantifier;
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import org.momut.ooas.ast.expressions.IdentifierExpression;
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49
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import org.momut.ooas.ast.expressions.LeafExpression;
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50
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import org.momut.ooas.ast.expressions.ListConstructor;
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51
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import org.momut.ooas.ast.expressions.MapConstructor;
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52
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import org.momut.ooas.ast.expressions.ObjectConstructor;
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53
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import org.momut.ooas.ast.expressions.QValConstructor;
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import org.momut.ooas.ast.expressions.Quantifier;
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import org.momut.ooas.ast.expressions.SetConstructor;
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import org.momut.ooas.ast.expressions.TernaryOperator;
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import org.momut.ooas.ast.expressions.TupleConstructor;
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import org.momut.ooas.ast.expressions.TupleMapAccessExpression;
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import org.momut.ooas.ast.expressions.UnaryOperator;
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60
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import org.momut.ooas.ast.expressions.UnresolvedIdentifierExpression;
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import org.momut.ooas.ast.expressions.ValueExpression;
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62
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import org.momut.ooas.ast.expressions.QValConstructor.QValDeriv;
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63
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import org.momut.ooas.ast.identifiers.AttributeIdentifier;
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import org.momut.ooas.ast.identifiers.ConstantIdentifier;
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import org.momut.ooas.ast.identifiers.EnumIdentifier;
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import org.momut.ooas.ast.identifiers.ExpressionVariableIdentifier;
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import org.momut.ooas.ast.identifiers.FunctionIdentifier;
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import org.momut.ooas.ast.identifiers.Identifier;
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import org.momut.ooas.ast.identifiers.IdentifierKind;
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import org.momut.ooas.ast.identifiers.IdentifierList;
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import org.momut.ooas.ast.identifiers.LandmarkIdentifier;
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import org.momut.ooas.ast.identifiers.LocalVariableIdentifier;
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import org.momut.ooas.ast.identifiers.MainModule;
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import org.momut.ooas.ast.identifiers.MethodIdentifier;
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import org.momut.ooas.ast.identifiers.NamedActionIdentifier;
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import org.momut.ooas.ast.identifiers.ParameterIdentifier;
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import org.momut.ooas.ast.identifiers.SelfTypeIdentifier;
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import org.momut.ooas.ast.identifiers.TypeIdentifier;
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79
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import org.momut.ooas.ast.statements.AbortStatement;
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import org.momut.ooas.ast.statements.Assignment;
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81
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import org.momut.ooas.ast.statements.Block;
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import org.momut.ooas.ast.statements.BreakStatement;
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83
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import org.momut.ooas.ast.statements.Call;
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import org.momut.ooas.ast.statements.GuardedCommand;
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85
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import org.momut.ooas.ast.statements.KillStatement;
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86
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import org.momut.ooas.ast.statements.NondetBlock;
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87
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import org.momut.ooas.ast.statements.PrioBlock;
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import org.momut.ooas.ast.statements.QualitativeConstraintStatement;
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import org.momut.ooas.ast.statements.SeqBlock;
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import org.momut.ooas.ast.statements.SkipStatement;
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import org.momut.ooas.ast.statements.Statement;
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import org.momut.ooas.ast.statements.QualitativeConstraintStatement.QualitativeConstraintOperation;
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import org.momut.ooas.ast.types.AnyType;
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import org.momut.ooas.ast.types.BoolType;
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import org.momut.ooas.ast.types.CharType;
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import org.momut.ooas.ast.types.EnumType;
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97
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import org.momut.ooas.ast.types.FloatType;
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98
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import org.momut.ooas.ast.types.FunctionType;
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99
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import org.momut.ooas.ast.types.IntType;
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100
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import org.momut.ooas.ast.types.ListType;
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import org.momut.ooas.ast.types.MapType;
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102
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import org.momut.ooas.ast.types.OoActionSystemType;
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import org.momut.ooas.ast.types.OpaqueType;
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import org.momut.ooas.ast.types.QrType;
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import org.momut.ooas.ast.types.TupleType;
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import org.momut.ooas.ast.types.TypeKind;
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import org.momut.ooas.ast.types.UlyssesType;
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import org.momut.ooas.ast.types.ValuedEnumType;
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import org.momut.ooas.ast.types.FunctionType.FunctionTypeEnum;
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import org.momut.ooas.utils.exceptions.ArgumentException;
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import org.momut.ooas.utils.exceptions.NotImplementedException;
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import org.momut.ooas.visitors.OoaResolveExpressionsVisitor;
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114
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public class ooaCustomParser extends Parser
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{
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116
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public ParserState pState;
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|
118
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|
119
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public boolean IsRightToLeft(ExpressionKind type)
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120
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{
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121
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return type == ExpressionKind.implies;
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122
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}
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123
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124
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public int GetOperatorPrecedence(ExpressionKind type)
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125
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{
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126
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switch (type)
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127
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{
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130
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case abs:
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case card:
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case dom:
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case range:
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case merge:
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case len:
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case elems:
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case head:
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case tail:
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case conc:
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140
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case inds:
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case dinter:
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case dunion:
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return 1;
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case domresby:
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case domresto:
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case rngresby:
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case rngresto:
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return 2;
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case div:
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case idiv:
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case mod:
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case prod:
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case inter:
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return 3;
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case sum:
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case minus:
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case union:
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case diff:
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case munion:
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case seqmod_mapoverride:
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return 4;
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166
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167
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168
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case less:
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case lessequal:
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case greater:
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case greaterequal:
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case equal:
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case notequal:
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case subset:
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case elemin:
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case notelemin:
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return 5;
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179
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180
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181
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case and:
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return 6;
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case or:
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return 7;
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case implies:
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return 8;
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case biimplies:
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return 9;
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default:
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throw new NotImplementedException("operator not supported: " + type.toString());
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195
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196
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}
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197
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}
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199
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200
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201
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202
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int findPivot(List<BinaryOperator> operators, int startIndex, int stopIndex)
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203
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{
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204
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int pivot = startIndex;
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final BinaryOperator binop = operators.get(pivot);
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int pivotRank = GetOperatorPrecedence(binop.kind());
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for (int i = startIndex + 1; i <= stopIndex; i++)
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{
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209
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final ExpressionKind type = operators.get(i).kind();
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final int current = GetOperatorPrecedence(type);
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final boolean rtl = IsRightToLeft(type);
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if (current > pivotRank || (current == pivotRank && rtl))
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{
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pivot = i;
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pivotRank = current;
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}
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}
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return pivot;
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}
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220
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221
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Expression createPrecedenceTree(
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List<Expression> expressions,
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List<BinaryOperator> operators,
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int startIndex,
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int stopIndex)
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226
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{
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227
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if (stopIndex == startIndex)
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return expressions.get(startIndex);
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final int pivot = findPivot(operators, startIndex, stopIndex - 1);
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232
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final BinaryOperator result = operators.get(pivot);
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result.SetLeftChild(createPrecedenceTree(expressions, operators, startIndex, pivot));
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result.SetRightChild(createPrecedenceTree(expressions, operators, pivot + 1, stopIndex));
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return result;
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}
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238
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Expression createPrecedenceTree(List<Expression> expressions, List<BinaryOperator> operators)
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{
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return createPrecedenceTree(expressions, operators, 0, expressions.size() - 1);
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241
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}
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242
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243
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244
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245
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private void doError(Token aToken, String aMessage)
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{
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247
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pState.AddErrorMessage(
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248
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new ParserError(pState.filename, aToken, aMessage));
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249
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}
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250
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251
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252
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private void doWarning(Token id1, String p)
|
253
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{
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254
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pState.AddWarningMessage(new ParserWarning(pState.filename, id1, p));
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255
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}
|
256
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257
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private void doError(String aMessage)
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258
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{
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259
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pState.AddErrorMessage(
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260
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new ParserError(pState.filename, 0, 0, aMessage));
|
261
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}
|
262
|
|
263
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264
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void initializeTopLevelParserState()
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265
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{
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266
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pState.ooaSystem = new MainModule();
|
267
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pState.PushResolveStack(pState.ooaSystem);
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268
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}
|
269
|
|
270
|
|
271
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private IScope GetScope()
|
272
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{
|
273
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return pState.currentScope;
|
274
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}
|
275
|
|
276
|
|
277
|
|
278
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void addNamedConst(Token aName, Expression anExpr)
|
279
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{
|
280
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if (pState.currentScope.ResolveIdentifier(aName.getText()) == null)
|
281
|
{
|
282
|
|
283
|
final ConstantIdentifier aConst = new ConstantIdentifier(aName, anExpr, GetScope());
|
284
|
|
285
|
final OoaResolveExpressionsVisitor resolver = new OoaResolveExpressionsVisitor(pState);
|
286
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aConst.Accept(resolver);
|
287
|
|
288
|
if (aConst.Value() == null || aConst.Value().type() == null || aConst.Value().kind() != ExpressionKind.Value)
|
289
|
{
|
290
|
doError(aName, String.format("%s not a constant!", aName.getText()));
|
291
|
}
|
292
|
else
|
293
|
{
|
294
|
aConst.SetType(aConst.Value().type());
|
295
|
pState.currentScope.AddIdentifier(aConst, null);
|
296
|
}
|
297
|
}
|
298
|
else
|
299
|
doError(aName, String.format("%s already defined!", aName.getText()));
|
300
|
}
|
301
|
|
302
|
|
303
|
|
304
|
|
305
|
void createNamedType(Token aName, UlyssesType aType)
|
306
|
{
|
307
|
|
308
|
assert(aName != null);
|
309
|
|
310
|
if (aType == null)
|
311
|
{
|
312
|
doError(aName, String.format("%s lacks a type! (Type not added)", aName.getText()));
|
313
|
return;
|
314
|
}
|
315
|
|
316
|
|
317
|
if (pState.currentScope.ResolveIdentifier(aName.getText()) == null)
|
318
|
{
|
319
|
final TypeIdentifier newid = new TypeIdentifier(aName, aType, GetScope());
|
320
|
aType.SetTypeIdentifier(newid);
|
321
|
pState.currentScope.AddIdentifier(newid, null);
|
322
|
}
|
323
|
else
|
324
|
doError(aName, String.format("%s already defined!", aName.getText()));
|
325
|
|
326
|
}
|
327
|
|
328
|
|
329
|
OoActionSystemType createOoaType(Token refinesSystemName, boolean autoCons)
|
330
|
{
|
331
|
final Identifier refinedSystem = pState.Lookup(refinesSystemName);
|
332
|
OoActionSystemType refinedSystemType = null;
|
333
|
if ((refinedSystem != null) && (refinedSystem.type() != null))
|
334
|
{
|
335
|
if (refinedSystem.type().kind() != TypeKind.OoActionSystemType)
|
336
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doError(refinesSystemName,
|
337
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String.format("%s not an object oriented action system", refinesSystemName.getText()));
|
338
|
else
|
339
|
refinedSystemType = (OoActionSystemType)refinedSystem.type();
|
340
|
}
|
341
|
else if (refinesSystemName != null)
|
342
|
{
|
343
|
pState.AddErrorMessage(
|
344
|
new ParserError(pState.filename, refinesSystemName,
|
345
|
String.format("Type that's being refined (%s) not found!", refinesSystemName.getText())));
|
346
|
}
|
347
|
|
348
|
final OoActionSystemType result = new OoActionSystemType(autoCons, refinedSystemType, null);
|
349
|
|
350
|
|
351
|
result.AddIdentifier(new SelfTypeIdentifier("self", result, GetScope()), null);
|
352
|
|
353
|
pState.PushResolveStack(result);
|
354
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return result;
|
355
|
}
|
356
|
|
357
|
|
358
|
void fixupOoaType(OoActionSystemType aTypeSymbol)
|
359
|
{
|
360
|
if (aTypeSymbol == null)
|
361
|
return;
|
362
|
|
363
|
aTypeSymbol.SetupAnonymousName();
|
364
|
if (aTypeSymbol != null)
|
365
|
pState.PopResolveStack();
|
366
|
}
|
367
|
|
368
|
Expression addCastExpression(Expression e, Token cid)
|
369
|
{
|
370
|
assert(e != null);
|
371
|
|
372
|
final Expression result = new UnaryOperator(ExpressionKind.Cast, e, cid.getLine(), cid.getCharPositionInLine());
|
373
|
result.SetType(new OpaqueType(new TypeIdentifier(cid, null, GetScope())));
|
374
|
pState.typesToFixUp.add((OpaqueType)result.type());
|
375
|
return result;
|
376
|
}
|
377
|
|
378
|
|
379
|
|
380
|
void addToIdentifierList(IdentifierList top, Token aName)
|
381
|
{
|
382
|
assert(top != null);
|
383
|
|
384
|
final Identifier aSym = pState.Lookup(aName);
|
385
|
if (aSym == null)
|
386
|
{
|
387
|
doError(aName, String.format("Could not find ooa-system %s!", aName.getText()));
|
388
|
}
|
389
|
else if ((aSym.type() == null) || !(aSym.type().kind() == TypeKind.OoActionSystemType))
|
390
|
{
|
391
|
doError(aName, String.format("Referenced type (%s) does not have correct type!", aName.getText()));
|
392
|
}
|
393
|
else
|
394
|
{
|
395
|
final OoActionSystemType aType = (OoActionSystemType)aSym.type();
|
396
|
if (aType.isInSystemDescription())
|
397
|
doError(aName, String.format("Referenced type (%s) already used in composition!", aName.getText()));
|
398
|
else
|
399
|
aType.SetIsInSystemDescription(true);
|
400
|
top.AddElement(aSym);
|
401
|
}
|
402
|
}
|
403
|
|
404
|
|
405
|
void fixUpRun(IdentifierList sysDescr)
|
406
|
{
|
407
|
|
408
|
pState.ooaSystem.SetSystemDescription(sysDescr);
|
409
|
|
410
|
|
411
|
FixupNamedTypes();
|
412
|
}
|
413
|
|
414
|
private void FixupNamedTypes()
|
415
|
{
|
416
|
|
417
|
|
418
|
for (final OpaqueType ntype: pState.typesToFixUp)
|
419
|
{
|
420
|
if (ntype.resolvedType() == null)
|
421
|
{
|
422
|
|
423
|
final Identifier asym = pState.Lookup(ntype.identifier().tokenText(), ntype.identifier().definingScope());
|
424
|
if ((asym == null) || (asym.kind() != IdentifierKind.TypeIdentifier))
|
425
|
{
|
426
|
final ParserError error = new ParserError(pState.filename, ntype.identifier().line(), ntype.identifier().column(),
|
427
|
String.format("Can not resolve %s to a named type", ntype.identifier().tokenText()));
|
428
|
pState.AddErrorMessage(error);
|
429
|
}
|
430
|
else
|
431
|
ntype.SetResolvedType(asym.type());
|
432
|
}
|
433
|
}
|
434
|
pState.typesToFixUp.clear();
|
435
|
}
|
436
|
|
437
|
|
438
|
private boolean TosIsActionSystem()
|
439
|
{
|
440
|
return pState.currentScope instanceof OoActionSystemType;
|
441
|
}
|
442
|
|
443
|
|
444
|
private int currentLine()
|
445
|
{
|
446
|
final Token token = input.LT(-1);
|
447
|
return token == null ? 0 : token.getLine();
|
448
|
}
|
449
|
|
450
|
private int currentPos()
|
451
|
{
|
452
|
final Token token = input.LT(-1);
|
453
|
return token == null ? 0 : token.getCharPositionInLine();
|
454
|
}
|
455
|
|
456
|
|
457
|
void createAttribute(Token varname, boolean isStatic, boolean isObs, boolean isCtr, UlyssesType aType, Expression anExpr)
|
458
|
{
|
459
|
if (!TosIsActionSystem())
|
460
|
return;
|
461
|
|
462
|
if (aType == null)
|
463
|
{
|
464
|
doError(varname, String.format("%s lacks type!", varname.getText()));
|
465
|
}
|
466
|
if (anExpr == null)
|
467
|
{
|
468
|
doError(varname, String.format("%s lacks initializer!", varname.getText()));
|
469
|
}
|
470
|
if (isObs == true || isCtr == true)
|
471
|
if (aType.kind() != TypeKind.QrType)
|
472
|
doError(varname, "'obs' or 'ctr' on attributes only allowed for qualitative types");
|
473
|
|
474
|
|
475
|
final AttributeIdentifier var = new AttributeIdentifier(varname, aType, GetScope(), anExpr, isStatic, isObs, isCtr);
|
476
|
if (pState.currentScope.ResolveIdentifier(varname.getText()) == null)
|
477
|
pState.currentScope.AddIdentifier(var, null);
|
478
|
else
|
479
|
doError(varname, String.format("Can not add %s: Symbol already defined!", varname.getText()));
|
480
|
}
|
481
|
|
482
|
|
483
|
|
484
|
BoolType createBoolType()
|
485
|
{
|
486
|
return new BoolType(null);
|
487
|
}
|
488
|
|
489
|
|
490
|
CharType createCharType()
|
491
|
{
|
492
|
return new CharType(null);
|
493
|
}
|
494
|
|
495
|
|
496
|
@SuppressWarnings("unchecked")
|
497
|
UlyssesType createIntType(Token rangeLow, Token rangeHigh)
|
498
|
{
|
499
|
int low = 0;
|
500
|
int high = 0;
|
501
|
|
502
|
if (rangeLow.getType() == ooaLexer.T_INFTY)
|
503
|
doError(rangeLow, "Infinity not supported.");
|
504
|
if (rangeLow.getType() == ooaLexer.T_INFTY)
|
505
|
doError(rangeHigh, "Infinity not supported.");
|
506
|
|
507
|
if (rangeLow.getType() == ooaLexer.T_IDENTIFIER)
|
508
|
{
|
509
|
|
510
|
final Identifier aconst = pState.currentScope.ResolveIdentifier(rangeLow.getText());
|
511
|
if (aconst == null || aconst.kind() != IdentifierKind.Constant)
|
512
|
doError(rangeLow, String.format("Constant %s not found", rangeLow.getText()));
|
513
|
else if (aconst.type().kind() != TypeKind.IntType)
|
514
|
doError(rangeLow, "Constant must be integer");
|
515
|
else
|
516
|
low = ((ValueExpression<Integer>)((ConstantIdentifier)aconst).Value()).value();
|
517
|
}
|
518
|
else
|
519
|
try {
|
520
|
low = Integer.parseInt(rangeLow.getText());
|
521
|
} catch (final NumberFormatException e) {
|
522
|
doError(rangeLow, "Can not convert to integer");
|
523
|
}
|
524
|
|
525
|
if (rangeHigh.getType() == ooaLexer.T_IDENTIFIER)
|
526
|
{
|
527
|
|
528
|
final Identifier aconst = pState.currentScope.ResolveIdentifier(rangeHigh.getText());
|
529
|
if (aconst == null || aconst.kind() != IdentifierKind.Constant)
|
530
|
doError(rangeHigh, String.format("Constant %s not found", rangeHigh.getText()));
|
531
|
else if (aconst.type().kind() != TypeKind.IntType)
|
532
|
doError(rangeHigh, "Constant must be integer");
|
533
|
else
|
534
|
high = ((ValueExpression<Integer>)((ConstantIdentifier)aconst).Value()).value();
|
535
|
}
|
536
|
else
|
537
|
try {
|
538
|
high = Integer.parseInt(rangeHigh.getText());
|
539
|
} catch (final NumberFormatException e) {
|
540
|
doError(rangeLow, "Can not convert to integer");
|
541
|
}
|
542
|
|
543
|
if (high < low)
|
544
|
doError(rangeHigh, "Lower bound greater than upper bound");
|
545
|
|
546
|
return new IntType(low, high, null);
|
547
|
}
|
548
|
|
549
|
|
550
|
@SuppressWarnings("unchecked")
|
551
|
UlyssesType createFloatType(Token rangeLow, Token rangeHigh)
|
552
|
{
|
553
|
float low = 0;
|
554
|
float high = 0;
|
555
|
|
556
|
if (rangeLow.getType() == ooaLexer.T_INFTY)
|
557
|
doError(rangeLow, "Infinity not supported.");
|
558
|
if (rangeLow.getType() == ooaLexer.T_INFTY)
|
559
|
doError(rangeHigh, "Infinity not supported.");
|
560
|
|
561
|
if (rangeLow.getType() == ooaLexer.T_IDENTIFIER)
|
562
|
{
|
563
|
|
564
|
final Identifier aconst = pState.currentScope.ResolveIdentifier(rangeLow.getText());
|
565
|
if (aconst == null || aconst.kind() != IdentifierKind.Constant)
|
566
|
doError(rangeLow, String.format("Constant %s not found", rangeLow.getText()));
|
567
|
else if (aconst.type().kind() != TypeKind.FloatType)
|
568
|
doError(rangeLow, "Constant must be float");
|
569
|
else
|
570
|
low = ((ValueExpression<Integer>)((ConstantIdentifier)aconst).Value()).value();
|
571
|
}
|
572
|
else
|
573
|
try {
|
574
|
low = Float.parseFloat(rangeLow.getText());
|
575
|
} catch (final NumberFormatException e) {
|
576
|
doError(rangeLow, "Can not convert to float (single)");
|
577
|
}
|
578
|
|
579
|
if (rangeHigh.getType() == ooaLexer.T_IDENTIFIER)
|
580
|
{
|
581
|
|
582
|
final Identifier aconst = pState.currentScope.ResolveIdentifier(rangeHigh.getText());
|
583
|
if (aconst == null || aconst.kind() != IdentifierKind.Constant)
|
584
|
doError(rangeHigh, String.format("Constant %s not found", rangeHigh.getText()));
|
585
|
else if (aconst.type().kind() != TypeKind.FloatType)
|
586
|
doError(rangeHigh, "Constant must be integer");
|
587
|
else
|
588
|
high = ((ValueExpression<Integer>)((ConstantIdentifier)aconst).Value()).value();
|
589
|
}
|
590
|
else
|
591
|
try {
|
592
|
high = Float.parseFloat(rangeHigh.getText());
|
593
|
} catch (final NumberFormatException e){
|
594
|
doError(rangeHigh, "Can not convert to float (single)");
|
595
|
}
|
596
|
|
597
|
if (high < low)
|
598
|
doError(rangeHigh, "Lower bound greater than upper bound");
|
599
|
|
600
|
|
601
|
final float afterc_low = low - (float)Math.floor(low);
|
602
|
final float afterc_high = high - (float)Math.floor(high);
|
603
|
final float precision = afterc_low < afterc_high ? afterc_low : afterc_high;
|
604
|
|
605
|
return new FloatType(low, high, precision, null);
|
606
|
}
|
607
|
|
608
|
|
609
|
UlyssesType createListEnumType(Token alistelem)
|
610
|
{
|
611
|
final EnumType hiddenEnumType = new EnumType(null);
|
612
|
|
613
|
final ListType result = new ListType(hiddenEnumType, 500, null);
|
614
|
addToListEnumType(result, alistelem);
|
615
|
return result;
|
616
|
}
|
617
|
|
618
|
|
619
|
void addToListEnumType(UlyssesType aTypeSymbol, Token otherlistelem)
|
620
|
{
|
621
|
final EnumType enumtype = (EnumType)((ListType)aTypeSymbol).innerType();
|
622
|
addToEnumType(enumtype, otherlistelem, null);
|
623
|
}
|
624
|
|
625
|
|
626
|
UlyssesType createEnumType(Token aRangeValue, Token anIntegerValue)
|
627
|
{
|
628
|
EnumType result;
|
629
|
|
630
|
if (anIntegerValue == null)
|
631
|
result = new EnumType(null);
|
632
|
else
|
633
|
result = new ValuedEnumType(null);
|
634
|
|
635
|
addToEnumType(result, aRangeValue, anIntegerValue);
|
636
|
return result;
|
637
|
}
|
638
|
|
639
|
|
640
|
void addToEnumType(UlyssesType aTypeSymbol, Token otherRangeValue, Token anIntegerValue)
|
641
|
{
|
642
|
final EnumType anEnum = (EnumType)aTypeSymbol;
|
643
|
if (anEnum.symbolTable().Defined(otherRangeValue.getText()))
|
644
|
{
|
645
|
doError(otherRangeValue, String.format("Element '%s' already defined!", otherRangeValue.getText()));
|
646
|
return;
|
647
|
}
|
648
|
|
649
|
|
650
|
|
651
|
|
652
|
|
653
|
final Identifier sym = pState.Lookup(otherRangeValue);
|
654
|
if (sym != null)
|
655
|
{
|
656
|
doError(otherRangeValue, String.format("Element '%s' already defined!", otherRangeValue.getText()));
|
657
|
return;
|
658
|
}
|
659
|
|
660
|
EnumIdentifier enumval;
|
661
|
if (anIntegerValue == null)
|
662
|
{
|
663
|
if (aTypeSymbol instanceof ValuedEnumType)
|
664
|
{
|
665
|
doError(otherRangeValue, String.format("Element '%s' needs integer value!", otherRangeValue.getText()));
|
666
|
return;
|
667
|
}
|
668
|
|
669
|
enumval = new EnumIdentifier(otherRangeValue, (EnumType)aTypeSymbol, GetScope());
|
670
|
}
|
671
|
else
|
672
|
{
|
673
|
if (!(aTypeSymbol instanceof ValuedEnumType))
|
674
|
{
|
675
|
doError(otherRangeValue, String.format("Element '%s' must not have integer value!", otherRangeValue.getText()));
|
676
|
return;
|
677
|
}
|
678
|
enumval = new EnumIdentifier(otherRangeValue, Integer.parseInt(anIntegerValue.getText()), (EnumType)aTypeSymbol, GetScope());
|
679
|
}
|
680
|
|
681
|
((EnumType)aTypeSymbol).AddEnumSymbol(enumval);
|
682
|
|
683
|
|
684
|
pState.currentScope.AddIdentifier(enumval, null);
|
685
|
}
|
686
|
|
687
|
|
688
|
UlyssesType getNamedType(Token aType)
|
689
|
{
|
690
|
UlyssesType result = null;
|
691
|
final Identifier sym = pState.Lookup(aType);
|
692
|
if (sym == null)
|
693
|
{
|
694
|
|
695
|
result = new OpaqueType(new TypeIdentifier(aType, null, GetScope()));
|
696
|
pState.typesToFixUp.add((OpaqueType)result);
|
697
|
}
|
698
|
else if (sym.kind() == IdentifierKind.TypeIdentifier)
|
699
|
result = ((TypeIdentifier)sym).type();
|
700
|
else
|
701
|
doError(aType, "Not a named type symbol: " + aType.getText());
|
702
|
|
703
|
return result;
|
704
|
}
|
705
|
|
706
|
|
707
|
@SuppressWarnings("unchecked")
|
708
|
UlyssesType createListType(Token numOfElements, UlyssesType innertype)
|
709
|
{
|
710
|
if (innertype == null)
|
711
|
doError(numOfElements, "List type lacks proper element type (null)");
|
712
|
|
713
|
int numElems = 0;
|
714
|
|
715
|
if (numOfElements.getType() == ooaLexer.T_IDENTIFIER)
|
716
|
{
|
717
|
|
718
|
final Identifier aconst = pState.currentScope.ResolveIdentifier(numOfElements.getText());
|
719
|
if (aconst == null || aconst.kind() != IdentifierKind.Constant)
|
720
|
doError(numOfElements, String.format("Constant %s not found", numOfElements.getText()));
|
721
|
else if (aconst.type().kind() != TypeKind.IntType)
|
722
|
doError(numOfElements, "Constant must be integer");
|
723
|
else
|
724
|
numElems = ((ValueExpression<Integer>)((ConstantIdentifier)aconst).Value()).value();
|
725
|
}
|
726
|
else
|
727
|
{
|
728
|
try {
|
729
|
numElems = Integer.parseInt(numOfElements.getText());
|
730
|
} catch (final NumberFormatException e) {
|
731
|
doError(numOfElements, "Not an integer");
|
732
|
}
|
733
|
if (numElems <= 0)
|
734
|
doError(numOfElements, "Number of elements in a list must be >= 1");
|
735
|
}
|
736
|
|
737
|
final ListType result = new ListType(innertype, numElems, null);
|
738
|
return result;
|
739
|
}
|
740
|
|
741
|
|
742
|
@SuppressWarnings("unchecked")
|
743
|
UlyssesType createMapType(Token numOfElements, UlyssesType mapfromtype, UlyssesType maptotype)
|
744
|
{
|
745
|
if (mapfromtype == null)
|
746
|
doError(numOfElements, "Map: From-type not set (null)");
|
747
|
if (maptotype == null)
|
748
|
doError(numOfElements, "Map: To-type not set (null)");
|
749
|
|
750
|
int max = 0;
|
751
|
|
752
|
if (numOfElements.getType() == ooaLexer.T_IDENTIFIER)
|
753
|
{
|
754
|
|
755
|
final Identifier aconst = pState.currentScope.ResolveIdentifier(numOfElements.getText());
|
756
|
if (aconst == null || aconst.kind() != IdentifierKind.Constant)
|
757
|
doError(numOfElements, String.format("Constant %s not found", numOfElements.getText()));
|
758
|
else if (aconst.type().kind() != TypeKind.IntType)
|
759
|
doError(numOfElements, "Constant must be integer");
|
760
|
else
|
761
|
max = ((ValueExpression<Integer>)((ConstantIdentifier)aconst).Value()).value();
|
762
|
}
|
763
|
else
|
764
|
try {
|
765
|
max = Integer.parseInt(numOfElements.getText());
|
766
|
} catch (final NumberFormatException e) {
|
767
|
doError(numOfElements, "Not an integer");
|
768
|
}
|
769
|
|
770
|
final MapType result = new MapType(mapfromtype, maptotype, max, null);
|
771
|
return result;
|
772
|
}
|
773
|
|
774
|
|
775
|
UlyssesType createTupleType(UlyssesType aType)
|
776
|
{
|
777
|
final TupleType result = new TupleType(null);
|
778
|
addToTupleType(result, aType);
|
779
|
return result;
|
780
|
}
|
781
|
|
782
|
|
783
|
void addToTupleType(UlyssesType aTypeSymbol, UlyssesType anotherType)
|
784
|
{
|
785
|
final TupleType tuple = (TupleType)aTypeSymbol;
|
786
|
if (anotherType != null)
|
787
|
tuple.AddType(anotherType);
|
788
|
else
|
789
|
doError("Unknown inner type in tuple");
|
790
|
}
|
791
|
|
792
|
|
793
|
UlyssesType createQrType(Token alandmark)
|
794
|
{
|
795
|
final QrType result = new QrType(null);
|
796
|
addToQrType(result, alandmark);
|
797
|
return result;
|
798
|
}
|
799
|
|
800
|
|
801
|
protected void addToQrType(UlyssesType aTypeSymbol, Token otherlandmark)
|
802
|
{
|
803
|
final Identifier sym = pState.Lookup(otherlandmark);
|
804
|
if (sym != null)
|
805
|
{
|
806
|
doError(otherlandmark, String.format("Redifinition of %s", otherlandmark.getText()));
|
807
|
return;
|
808
|
}
|
809
|
|
810
|
final LandmarkIdentifier lndmrk = new LandmarkIdentifier(otherlandmark, (QrType)aTypeSymbol, GetScope());
|
811
|
((QrType)aTypeSymbol).AddLandmark(lndmrk);
|
812
|
}
|
813
|
|
814
|
|
815
|
void fixupSimpleType(UlyssesType aTypeSymbol)
|
816
|
{
|
817
|
if (aTypeSymbol != null)
|
818
|
aTypeSymbol.SetupAnonymousName();
|
819
|
}
|
820
|
|
821
|
|
822
|
void fixupComplexType(UlyssesType aTypeSymbol)
|
823
|
{
|
824
|
if (aTypeSymbol != null)
|
825
|
aTypeSymbol.SetupAnonymousName();
|
826
|
}
|
827
|
|
828
|
|
829
|
|
830
|
FunctionIdentifier createMethodSymbol(Token mname)
|
831
|
{
|
832
|
final Identifier sym = pState.Lookup(mname);
|
833
|
if (sym != null)
|
834
|
{
|
835
|
doError(mname, String.format("Redefinition of %s", mname.getText()));
|
836
|
return null;
|
837
|
}
|
838
|
|
839
|
final FunctionType funtype = new FunctionType(FunctionTypeEnum.Method, new LinkedList<UlyssesType>(), null);
|
840
|
final MethodIdentifier msym = new MethodIdentifier(mname, funtype, GetScope());
|
841
|
|
842
|
|
843
|
pState.currentScope.AddIdentifier(msym, null);
|
844
|
|
845
|
pState.PushResolveStack(msym);
|
846
|
return msym;
|
847
|
}
|
848
|
|
849
|
|
850
|
protected void popResolveStack(FunctionIdentifier newMethod)
|
851
|
{
|
852
|
if (newMethod != null)
|
853
|
pState.PopResolveStack();
|
854
|
}
|
855
|
|
856
|
|
857
|
|
858
|
void setMethodReturnType(FunctionIdentifier newMethod, UlyssesType rt)
|
859
|
{
|
860
|
if (newMethod == null)
|
861
|
return;
|
862
|
|
863
|
if (rt == null)
|
864
|
doError(String.format("Method %s has no return type (null)", newMethod.tokenText()));
|
865
|
|
866
|
|
867
|
((FunctionType)newMethod.type()).SetReturnType(rt);
|
868
|
|
869
|
|
870
|
|
871
|
if (newMethod.symbolTable().Defined("result"))
|
872
|
{
|
873
|
doError(String.format("Method %s defines 'result'", newMethod.tokenText()));
|
874
|
return;
|
875
|
}
|
876
|
|
877
|
final ParameterIdentifier returnval = new ParameterIdentifier("result", rt, GetScope());
|
878
|
newMethod.symbolTable().AddIdentifier(returnval);
|
879
|
}
|
880
|
|
881
|
|
882
|
void addMethodParameter(FunctionIdentifier newMethod, Token paramName, UlyssesType atype)
|
883
|
{
|
884
|
if (newMethod == null)
|
885
|
return;
|
886
|
|
887
|
if (atype == null)
|
888
|
doError(paramName, "Parameter has no type (null)");
|
889
|
|
890
|
|
891
|
if (newMethod.symbolTable().Defined(paramName.getText()) == true)
|
892
|
{
|
893
|
doError(paramName, String.format("Parameter '%s' already defined", paramName.getText()));
|
894
|
return;
|
895
|
}
|
896
|
|
897
|
|
898
|
final ParameterIdentifier param = new ParameterIdentifier(paramName, atype, GetScope());
|
899
|
newMethod.AddParameter(param);
|
900
|
|
901
|
|
902
|
final FunctionType ftype = (FunctionType)newMethod.type();
|
903
|
ftype.AddParameterType(atype);
|
904
|
}
|
905
|
|
906
|
|
907
|
void addMethodBody(FunctionIdentifier newMethod, Block statements)
|
908
|
{
|
909
|
if (newMethod == null)
|
910
|
return;
|
911
|
|
912
|
if (statements == null)
|
913
|
doError(String.format("%s has empty body (null)",
|
914
|
((FunctionType)newMethod.type()).functionType() == FunctionTypeEnum.Method ? "Method" : "Action"));
|
915
|
|
916
|
newMethod.SetBody(statements);
|
917
|
}
|
918
|
|
919
|
|
920
|
FunctionIdentifier createNamedContinuousAction(Token cactionname, FunctionTypeEnum actionTypeEnum)
|
921
|
{
|
922
|
return createNamedAction(cactionname, actionTypeEnum);
|
923
|
}
|
924
|
|
925
|
|
926
|
FunctionIdentifier createNamedAction(Token actionname, FunctionTypeEnum actionType)
|
927
|
{
|
928
|
final Identifier sym = pState.Lookup(actionname);
|
929
|
if (sym != null)
|
930
|
{
|
931
|
doError(actionname, String.format("Symbol '%s' already defined.", sym.tokenText()));
|
932
|
return null;
|
933
|
}
|
934
|
|
935
|
final FunctionType atype = new FunctionType(actionType, new LinkedList<UlyssesType>(), null);
|
936
|
final NamedActionIdentifier action = new NamedActionIdentifier(actionname, atype, GetScope());
|
937
|
|
938
|
|
939
|
pState.currentScope.AddIdentifier(action, null);
|
940
|
pState.PushResolveStack(action);
|
941
|
return action;
|
942
|
}
|
943
|
|
944
|
|
945
|
void addActionBody(FunctionIdentifier newAction, GuardedCommand body)
|
946
|
{
|
947
|
|
948
|
final Block bdy = new SeqBlock(currentLine(), currentPos());
|
949
|
addMethodBody(newAction, bdy);
|
950
|
body.SetParentScope(bdy);
|
951
|
bdy.AddStatement(body);
|
952
|
}
|
953
|
|
954
|
|
955
|
void addContinuousActionBody(FunctionIdentifier newAction, GuardedCommand constraints)
|
956
|
{
|
957
|
final Block bdy = new SeqBlock(currentLine(), currentPos());
|
958
|
bdy.AddStatement(constraints);
|
959
|
addMethodBody(newAction, bdy);
|
960
|
}
|
961
|
|
962
|
|
963
|
GuardedCommand createGuardedCommandStatement()
|
964
|
{
|
965
|
return new GuardedCommand(null, null, currentLine(), currentPos());
|
966
|
}
|
967
|
|
968
|
void addExprAndBlockToGuardedCommand(GuardedCommand cmd, Expression expr, Block bdy)
|
969
|
{
|
970
|
if (bdy == null)
|
971
|
doError("Guarded command without body (null)!");
|
972
|
|
973
|
if (expr == null)
|
974
|
doError("Guarded command without guard (null)!");
|
975
|
|
976
|
cmd.SetGuard(expr);
|
977
|
cmd.SetBody(bdy);
|
978
|
}
|
979
|
GuardedCommand createGuardedCommandStatement(Expression expr, Block bdy, boolean isQualitative)
|
980
|
{
|
981
|
final GuardedCommand result = createGuardedCommandStatement();
|
982
|
addExprAndBlockToGuardedCommand(result, expr, bdy);
|
983
|
result.SetIsQualitative(isQualitative);
|
984
|
return result;
|
985
|
}
|
986
|
|
987
|
|
988
|
void addToStatementList(Block top, Statement stmt)
|
989
|
{
|
990
|
if (stmt == null)
|
991
|
doError("Can not add statement: null!");
|
992
|
|
993
|
top.AddStatement(stmt);
|
994
|
}
|
995
|
|
996
|
|
997
|
Statement createKillStatement(Token aname)
|
998
|
{
|
999
|
final Identifier sym = pState.Lookup(aname);
|
1000
|
if (sym == null)
|
1001
|
doError(aname, "Not defined");
|
1002
|
|
1003
|
final KillStatement result = new KillStatement(sym, aname.getLine(), aname.getCharPositionInLine());
|
1004
|
return result;
|
1005
|
}
|
1006
|
|
1007
|
|
1008
|
Statement createSkipStatement()
|
1009
|
{
|
1010
|
return new SkipStatement(currentLine(), currentPos());
|
1011
|
}
|
1012
|
|
1013
|
|
1014
|
Statement createBreakStatement()
|
1015
|
{
|
1016
|
return new BreakStatement(currentLine(), currentPos());
|
1017
|
}
|
1018
|
|
1019
|
|
1020
|
Statement createAbortStatement()
|
1021
|
{
|
1022
|
return new AbortStatement(currentLine(), currentPos());
|
1023
|
}
|
1024
|
|
1025
|
|
1026
|
Block createPrioBlock(Block top)
|
1027
|
{
|
1028
|
return new PrioBlock(top, currentLine(), currentPos());
|
1029
|
}
|
1030
|
|
1031
|
|
1032
|
Block createNondetBlock(Block top)
|
1033
|
{
|
1034
|
return new NondetBlock(top, currentLine(), currentPos());
|
1035
|
}
|
1036
|
|
1037
|
|
1038
|
SeqBlock createSeqBlock(Block top)
|
1039
|
{
|
1040
|
return new SeqBlock(top, currentLine(), currentPos());
|
1041
|
}
|
1042
|
|
1043
|
|
1044
|
|
1045
|
protected void addSeqBlockExpression(Block seqList, Expression sexpr)
|
1046
|
{
|
1047
|
seqList.SetFilter(sexpr);
|
1048
|
}
|
1049
|
|
1050
|
|
1051
|
|
1052
|
IdentifierExpression createSelfIdentifierExpression(Token self)
|
1053
|
{
|
1054
|
final Identifier id = pState.Lookup("self");
|
1055
|
if (id == null)
|
1056
|
{
|
1057
|
doError(self, "Can not resolve 'self'");
|
1058
|
return null;
|
1059
|
}
|
1060
|
|
1061
|
final IdentifierExpression result = new IdentifierExpression(id, self.getLine(), self.getCharPositionInLine());
|
1062
|
result.setIsSelf(true);
|
1063
|
return result;
|
1064
|
}
|
1065
|
|
1066
|
|
1067
|
Expression createIdentifierAccessExpression(IdentifierExpression aself, Token token)
|
1068
|
{
|
1069
|
final Identifier someid = pState.Lookup(token.getText(), GetScope());
|
1070
|
final Identifier self = pState.Lookup("self");
|
1071
|
|
1072
|
if (someid != null)
|
1073
|
{
|
1074
|
switch (someid.kind())
|
1075
|
{
|
1076
|
|
1077
|
case AttributeIdentifier:
|
1078
|
case MethodIdentifier:
|
1079
|
if (self == null)
|
1080
|
doError(token, "Self access of method: Can not find 'self' symbol! (internal error)");
|
1081
|
aself = new IdentifierExpression(self, token.getLine(), token.getCharPositionInLine());
|
1082
|
aself.setIsSelf(true);
|
1083
|
break;
|
1084
|
default:
|
1085
|
break;
|
1086
|
}
|
1087
|
}
|
1088
|
|
1089
|
final IdentifierExpression ident = new UnresolvedIdentifierExpression(token, GetScope());
|
1090
|
if (aself != null)
|
1091
|
return new AccessExpression(aself, ident, token.getLine(), token.getCharPositionInLine());
|
1092
|
else
|
1093
|
return ident;
|
1094
|
}
|
1095
|
|
1096
|
AccessExpression addIdentifierAccessExpression(Expression parent, Token token)
|
1097
|
{
|
1098
|
final IdentifierExpression ident = new UnresolvedIdentifierExpression(token, GetScope());
|
1099
|
return new AccessExpression(parent, ident, token.getLine(), token.getCharPositionInLine());
|
1100
|
}
|
1101
|
|
1102
|
|
1103
|
Expression setIdentifierExpressionPrimed(Expression oldExpr, Token token)
|
1104
|
{
|
1105
|
return new UnaryOperator(ExpressionKind.Primed, oldExpr, token.getLine(), token.getCharPositionInLine());
|
1106
|
}
|
1107
|
|
1108
|
|
1109
|
Expression createFoldExpression(Expression result, Token afold, Expression initval, Expression anexpr)
|
1110
|
{
|
1111
|
ExpressionKind akind = ExpressionKind.foldLR;
|
1112
|
if (afold.getType() == ooaLexer.T_FOLDLR)
|
1113
|
akind = ExpressionKind.foldLR;
|
1114
|
else if (afold.getType() == ooaLexer.T_FOLDRL)
|
1115
|
akind = ExpressionKind.foldRL;
|
1116
|
else
|
1117
|
assert(false);
|
1118
|
|
1119
|
final TernaryOperator op = new TernaryOperator(akind, result, initval, anexpr, currentLine(), currentPos(), GetScope());
|
1120
|
return op;
|
1121
|
}
|
1122
|
|
1123
|
|
1124
|
|
1125
|
CallExpression createMethodAccessExpression(Expression subexpr, List<Expression> m_params, Token token)
|
1126
|
{
|
1127
|
assert(subexpr != null);
|
1128
|
|
1129
|
return new CallExpression(subexpr, m_params, token.getLine(), token.getCharPositionInLine(), GetScope());
|
1130
|
}
|
1131
|
|
1132
|
|
1133
|
TupleMapAccessExpression createTupleMapAccessExpression(Expression subexpr, Expression ac, Token token)
|
1134
|
{
|
1135
|
assert(subexpr != null);
|
1136
|
|
1137
|
return new TupleMapAccessExpression(subexpr, ac, token.getLine(), token.getCharPositionInLine());
|
1138
|
}
|
1139
|
|
1140
|
|
1141
|
Statement createCallStatement(Expression aqname)
|
1142
|
{
|
1143
|
return new Call(aqname, currentLine(), currentPos());
|
1144
|
}
|
1145
|
|
1146
|
|
1147
|
Statement createSingleAssignmentStatement(Expression aqname, Expression aexp)
|
1148
|
{
|
1149
|
final Assignment result = new Assignment(aqname, aexp, null, currentLine(), currentPos());
|
1150
|
return result;
|
1151
|
}
|
1152
|
|
1153
|
|
1154
|
Statement createMultipleAssignmentStatementLHS(Expression aqname)
|
1155
|
{
|
1156
|
return new Assignment(aqname, null, null, currentLine(), currentPos());
|
1157
|
}
|
1158
|
|
1159
|
|
1160
|
void addMutlipleAssignmentStatementRHS(Statement result, Expression mexp)
|
1161
|
{
|
1162
|
((Assignment)result).AddValue(mexp);
|
1163
|
}
|
1164
|
|
1165
|
|
1166
|
void addMultipleAssignmentStatementLHS(Statement result, Expression malhs)
|
1167
|
{
|
1168
|
((Assignment)result).AddPlace(malhs);
|
1169
|
}
|
1170
|
|
1171
|
|
1172
|
void popAssignmentOffResolveStack(Statement result)
|
1173
|
{
|
1174
|
assert(result == pState.currentScope);
|
1175
|
pState.PopResolveStack();
|
1176
|
}
|
1177
|
|
1178
|
|
1179
|
void pushAssignmentOnResolveStack(Statement result)
|
1180
|
{
|
1181
|
assert(result instanceof Assignment);
|
1182
|
pState.PushResolveStack((Assignment)result);
|
1183
|
}
|
1184
|
|
1185
|
|
1186
|
|
1187
|
void addConstraintToAssignment(Statement result, Expression ndexp)
|
1188
|
{
|
1189
|
((Assignment)result).SetNondetExpression(ndexp);
|
1190
|
}
|
1191
|
|
1192
|
|
1193
|
void addNamedActionCallToBlockList(Block top, Token aname, List<Expression> m_params, Token maptoken, Expression amapexpression)
|
1194
|
{
|
1195
|
final Identifier id = pState.Lookup(aname);
|
1196
|
if (id == null)
|
1197
|
{
|
1198
|
doError(aname, String.format("Could not find named action '%s'", aname.getText()));
|
1199
|
return;
|
1200
|
}
|
1201
|
Expression callexpr;
|
1202
|
if (id.kind() == IdentifierKind.MethodIdentifier)
|
1203
|
{
|
1204
|
doError(aname, "Method access in do-od block not allowed.");
|
1205
|
return;
|
1206
|
|
1207
|
|
1208
|
|
1209
|
|
1210
|
|
1211
|
|
1212
|
|
1213
|
|
1214
|
|
1215
|
|
1216
|
|
1217
|
|
1218
|
}
|
1219
|
else
|
1220
|
callexpr = new CallExpression(
|
1221
|
new IdentifierExpression(id, aname.getLine(), aname.getCharPositionInLine()),
|
1222
|
m_params, aname.getLine(), aname.getCharPositionInLine(), GetScope());
|
1223
|
|
1224
|
if (amapexpression != null)
|
1225
|
{
|
1226
|
ExpressionKind akind = ExpressionKind.foldLR;
|
1227
|
if (maptoken.getType() == ooaLexer.T_FOLDLR)
|
1228
|
akind = ExpressionKind.foldLR;
|
1229
|
else if (maptoken.getType() == ooaLexer.T_FOLDRL)
|
1230
|
akind = ExpressionKind.foldRL;
|
1231
|
else
|
1232
|
assert(false);
|
1233
|
|
1234
|
callexpr = new TernaryOperator(akind, callexpr, null, amapexpression,
|
1235
|
currentLine(), currentPos(), GetScope());
|
1236
|
}
|
1237
|
final Call statement = new Call(callexpr, currentLine(), currentPos());
|
1238
|
top.AddStatement(statement);
|
1239
|
}
|
1240
|
|
1241
|
|
1242
|
void addSkipStatementToBlockList(Block top)
|
1243
|
{
|
1244
|
top.AddStatement(new SkipStatement(currentLine(), currentPos()));
|
1245
|
}
|
1246
|
|
1247
|
|
1248
|
|
1249
|
void addToBlockList(Block top, Statement gcmd)
|
1250
|
{
|
1251
|
if (gcmd != null)
|
1252
|
top.AddStatement(gcmd);
|
1253
|
}
|
1254
|
|
1255
|
|
1256
|
void addActionBlock(OoActionSystemType aTypeSymbol, Block bl)
|
1257
|
{
|
1258
|
aTypeSymbol.SetDoOdBlock(bl);
|
1259
|
}
|
1260
|
|
1261
|
|
1262
|
void pushBlockToResolveStack(IScope toPush)
|
1263
|
{
|
1264
|
pState.PushResolveStack(toPush);
|
1265
|
}
|
1266
|
|
1267
|
|
1268
|
void popBlockFromResolveStack(IScope toPop)
|
1269
|
{
|
1270
|
if (toPop != null)
|
1271
|
{
|
1272
|
assert(pState.currentScope == toPop);
|
1273
|
pState.PopResolveStack();
|
1274
|
}
|
1275
|
}
|
1276
|
|
1277
|
|
1278
|
void addBlockVariable(Block seqList, Token varname, UlyssesType aType)
|
1279
|
{
|
1280
|
if (aType == null)
|
1281
|
{
|
1282
|
doError(varname, String.format("%s lacks type!", varname.getText()));
|
1283
|
}
|
1284
|
try
|
1285
|
{
|
1286
|
seqList.AddIdentifier(new LocalVariableIdentifier(varname, aType, GetScope()));
|
1287
|
}
|
1288
|
catch (final ArgumentException e)
|
1289
|
{
|
1290
|
doError(varname, String.format("%s redefined!", varname.getText()));
|
1291
|
}
|
1292
|
}
|
1293
|
|
1294
|
|
1295
|
QualitativeConstraintStatement createTwoVarConstraintStatement(Token id1, Token id2, QualitativeConstraintOperation op)
|
1296
|
{
|
1297
|
Identifier var1 = pState.Lookup(id1);
|
1298
|
if (var1 == null)
|
1299
|
{
|
1300
|
var1 = new ExpressionVariableIdentifier(id1.getText(), id1.getLine(), id1.getCharPositionInLine());
|
1301
|
var1.SetType(new AnyType((ExpressionVariableIdentifier)var1));
|
1302
|
|
1303
|
GetScope().AddIdentifier(var1, null);
|
1304
|
|
1305
|
doWarning(id1, String.format("Free variable in qualitative constraint: '%s'.", id1.getText()));
|
1306
|
}
|
1307
|
|
1308
|
Identifier var2 = pState.Lookup(id2);
|
1309
|
if (var2 == null)
|
1310
|
{
|
1311
|
var2 = new ExpressionVariableIdentifier(id2.getText(), id2.getLine(), id2.getCharPositionInLine());
|
1312
|
var2.SetType(new AnyType((ExpressionVariableIdentifier)var2));
|
1313
|
|
1314
|
GetScope().AddIdentifier(var2, null);
|
1315
|
|
1316
|
doWarning(id1, String.format("Free variable in qualitative constraint: '%s'.", id2.getText()));
|
1317
|
}
|
1318
|
|
1319
|
final QualitativeConstraintStatement result = new QualitativeConstraintStatement(var1, var2, op, id1.getLine(), id1.getCharPositionInLine());
|
1320
|
return result;
|
1321
|
}
|
1322
|
|
1323
|
|
1324
|
QualitativeConstraintStatement createQualEqualConstraintStatement(Token id1, Token id2)
|
1325
|
{
|
1326
|
return createTwoVarConstraintStatement(id1, id2, QualitativeConstraintOperation.Equal);
|
1327
|
}
|
1328
|
|
1329
|
QualitativeConstraintStatement createQualArithConstraintStatement(Token id1, Token id2, Token id3, Token op)
|
1330
|
{
|
1331
|
Identifier var1 = pState.Lookup(id1);
|
1332
|
if (var1 == null)
|
1333
|
{
|
1334
|
var1 = new ExpressionVariableIdentifier(id1.getText(), id1.getLine(), id1.getCharPositionInLine());
|
1335
|
var1.SetType(new AnyType((ExpressionVariableIdentifier)var1));
|
1336
|
|
1337
|
GetScope().AddIdentifier(var1, null);
|
1338
|
|
1339
|
doWarning(id1, String.format("Free variable in qualitative constraint: '%s'.", id1.getText()));
|
1340
|
}
|
1341
|
|
1342
|
Identifier var2 = pState.Lookup(id2);
|
1343
|
if (var2 == null)
|
1344
|
{
|
1345
|
var2 = new ExpressionVariableIdentifier(id2.getText(), id2.getLine(), id2.getCharPositionInLine());
|
1346
|
var2.SetType(new AnyType((ExpressionVariableIdentifier)var2));
|
1347
|
|
1348
|
GetScope().AddIdentifier(var2, null);
|
1349
|
|
1350
|
doWarning(id1, String.format("Free variable in qualitative constraint: '%s'.", id2.getText()));
|
1351
|
}
|
1352
|
|
1353
|
Identifier var3 = pState.Lookup(id3);
|
1354
|
if (var3 == null)
|
1355
|
{
|
1356
|
var3 = new ExpressionVariableIdentifier(id3.getText(), id3.getLine(), id3.getCharPositionInLine());
|
1357
|
var3.SetType(new AnyType((ExpressionVariableIdentifier)var3));
|
1358
|
|
1359
|
GetScope().AddIdentifier(var3, null);
|
1360
|
|
1361
|
doWarning(id1, String.format("Free variable in qualitative constraint: '%s'.", id3.getText()));
|
1362
|
}
|
1363
|
QualitativeConstraintOperation operation;
|
1364
|
switch (op.getType())
|
1365
|
{
|
1366
|
case ooaParser.T_SUM:
|
1367
|
operation = QualitativeConstraintOperation.Sum;
|
1368
|
break;
|
1369
|
case ooaParser.T_DIFF:
|
1370
|
operation = QualitativeConstraintOperation.Diff;
|
1371
|
break;
|
1372
|
case ooaParser.T_PROD:
|
1373
|
operation = QualitativeConstraintOperation.Prod;
|
1374
|
break;
|
1375
|
default:
|
1376
|
doError(op, String.format("'%s' unknown operation", op.getText()));
|
1377
|
return null;
|
1378
|
}
|
1379
|
|
1380
|
final QualitativeConstraintStatement result = new QualitativeConstraintStatement(var1, var2, var3, operation, id1.getLine(), id1.getCharPositionInLine());
|
1381
|
return result;
|
1382
|
}
|
1383
|
|
1384
|
QualitativeConstraintStatement createQualDerivConstraintStatement(Token id1, Token derivid)
|
1385
|
{
|
1386
|
return createTwoVarConstraintStatement(id1, derivid, QualitativeConstraintOperation.Deriv);
|
1387
|
}
|
1388
|
|
1389
|
|
1390
|
|
1391
|
|
1392
|
BinaryOperator createBinaryOperator(ExpressionKind akind)
|
1393
|
{
|
1394
|
final Token token = input.LT(-1);
|
1395
|
return new BinaryOperator(akind, null, null, token.getLine(), token.getCharPositionInLine());
|
1396
|
}
|
1397
|
|
1398
|
|
1399
|
|
1400
|
UnaryOperator createUnaryOperator(ExpressionKind unaryOperatorType)
|
1401
|
{
|
1402
|
final Token token = input.LT(-1);
|
1403
|
return new UnaryOperator(unaryOperatorType, null, token.getLine(), token.getCharPositionInLine());
|
1404
|
}
|
1405
|
|
1406
|
|
1407
|
Expression createConditionalExpression(Expression ce, Expression te, Expression ee, Token ef)
|
1408
|
{
|
1409
|
return new TernaryOperator(ExpressionKind.conditional, ce, te, ee, ef.getLine(), ef.getCharPositionInLine(), GetScope());
|
1410
|
}
|
1411
|
|
1412
|
|
1413
|
Quantifier createQuantifierExpression(Token t)
|
1414
|
{
|
1415
|
Quantifier result = null;
|
1416
|
if (t.getType() == ooaLexer.T_FORALL)
|
1417
|
result = new ForallQuantifier(null, t.getLine(), t.getCharPositionInLine());
|
1418
|
else
|
1419
|
result = new ExistsQuantifier(null, t.getLine(), t.getCharPositionInLine());
|
1420
|
|
1421
|
|
1422
|
pState.PushResolveStack(result);
|
1423
|
return result;
|
1424
|
}
|
1425
|
|
1426
|
|
1427
|
void addBoundVarToQuantifierExpression(Quantifier result, Token id, UlyssesType id_type)
|
1428
|
{
|
1429
|
|
1430
|
|
1431
|
|
1432
|
|
1433
|
final Identifier sym = pState.Lookup(id);
|
1434
|
if (sym != null)
|
1435
|
doError(id, String.format("'%s' already defined!", id.getText()));
|
1436
|
else
|
1437
|
{
|
1438
|
if (id_type == null)
|
1439
|
doError(id, String.format("%s lacks type (null).", id.getText()));
|
1440
|
final Identifier newvar = new ExpressionVariableIdentifier(id, id_type, GetScope());
|
1441
|
result.AddIdentifier(newvar, null);
|
1442
|
}
|
1443
|
}
|
1444
|
|
1445
|
|
1446
|
void addExpressionToQuantifier(Quantifier result, Expression e)
|
1447
|
{
|
1448
|
result.SetChild(e);
|
1449
|
}
|
1450
|
|
1451
|
|
1452
|
void removeBoundVarsFromResolveStack(Quantifier result)
|
1453
|
{
|
1454
|
if (result != null)
|
1455
|
pState.PopResolveStack();
|
1456
|
}
|
1457
|
|
1458
|
|
1459
|
|
1460
|
LeafExpression createBoolConstant(boolean p)
|
1461
|
{
|
1462
|
final Token token = input.LT(-1);
|
1463
|
return new ValueExpression<Boolean>(p, token.getLine(), token.getCharPositionInLine(), Boolean.class);
|
1464
|
}
|
1465
|
|
1466
|
|
1467
|
LeafExpression createNullPointerConstant()
|
1468
|
{
|
1469
|
final Token token = input.LT(-1);
|
1470
|
return new ValueExpression<Object>(null, token.getLine(), token.getCharPositionInLine(), Object.class);
|
1471
|
}
|
1472
|
|
1473
|
|
1474
|
LeafExpression createSelfPointer()
|
1475
|
{
|
1476
|
final Token token = input.LT(-1);
|
1477
|
final Identifier self = pState.Lookup("self");
|
1478
|
if (self == null)
|
1479
|
{
|
1480
|
doError(token, "Could not resolve 'self'");
|
1481
|
return new UnresolvedIdentifierExpression(token, GetScope());
|
1482
|
}
|
1483
|
|
1484
|
final IdentifierExpression result = new IdentifierExpression(self, token.getLine(), token.getCharPositionInLine());
|
1485
|
result.setIsSelf(true);
|
1486
|
|
1487
|
return result;
|
1488
|
}
|
1489
|
|
1490
|
|
1491
|
LeafExpression createFloatConstant(Token t_fl)
|
1492
|
{
|
1493
|
return new ValueExpression<Double>(Double.parseDouble(t_fl.getText()), t_fl.getLine(), t_fl.getCharPositionInLine(), Double.class);
|
1494
|
}
|
1495
|
|
1496
|
|
1497
|
LeafExpression createIntConstant(Token t_in)
|
1498
|
{
|
1499
|
return new ValueExpression<Integer>(Integer.parseInt(t_in.getText()), t_in.getLine(), t_in.getCharPositionInLine(), Integer.class);
|
1500
|
}
|
1501
|
|
1502
|
|
1503
|
Expression addBinaryExpression(BinaryOperator binexpr, Expression expr, Expression e2)
|
1504
|
{
|
1505
|
binexpr.SetLeftChild(expr);
|
1506
|
binexpr.SetRightChild(e2);
|
1507
|
return binexpr;
|
1508
|
}
|
1509
|
|
1510
|
|
1511
|
Expression addUnaryExpression(UnaryOperator unexpr, Expression e)
|
1512
|
{
|
1513
|
if (unexpr != null)
|
1514
|
{
|
1515
|
unexpr.SetChild(e);
|
1516
|
return unexpr;
|
1517
|
}
|
1518
|
else
|
1519
|
return e;
|
1520
|
}
|
1521
|
|
1522
|
|
1523
|
|
1524
|
|
1525
|
ListConstructor createInitializedList()
|
1526
|
{
|
1527
|
final Token nexttoken = input.LT(1);
|
1528
|
return new ListConstructor(nexttoken.getLine(), nexttoken.getCharPositionInLine());
|
1529
|
}
|
1530
|
|
1531
|
|
1532
|
void addListElement(ListConstructor result, Expression e)
|
1533
|
{
|
1534
|
result.AddElement(e);
|
1535
|
}
|
1536
|
|
1537
|
|
1538
|
void pushListVarsOnResolveStack(ListConstructor result)
|
1539
|
{
|
1540
|
pState.PushResolveStack(result);
|
1541
|
}
|
1542
|
|
1543
|
|
1544
|
void popListVarsFromResolveStack(ListConstructor result)
|
1545
|
{
|
1546
|
if (result != null)
|
1547
|
pState.PopResolveStack();
|
1548
|
}
|
1549
|
|
1550
|
|
1551
|
void addListComprExpr(ListConstructor result, Expression e)
|
1552
|
{
|
1553
|
result.SetComprehension(e);
|
1554
|
}
|
1555
|
|
1556
|
|
1557
|
void addListComprVar(ListConstructor result, Token id, UlyssesType t1)
|
1558
|
{
|
1559
|
final Identifier sym = pState.Lookup(id);
|
1560
|
if (sym != null)
|
1561
|
{
|
1562
|
|
1563
|
doError(id, String.format("'%s' already defined.", id.getText()));
|
1564
|
}
|
1565
|
else
|
1566
|
{
|
1567
|
final ExpressionVariableIdentifier newvar = new ExpressionVariableIdentifier(id, t1, GetScope());
|
1568
|
result.AddIdentifier(newvar, null);
|
1569
|
}
|
1570
|
}
|
1571
|
|
1572
|
|
1573
|
ListConstructor createStringConstant(Token t_l)
|
1574
|
{
|
1575
|
final ListConstructor result = new ListConstructor(t_l.getLine(), t_l.getCharPositionInLine());
|
1576
|
final String substr = t_l.getText().substring(1, t_l.getText().length() - 2);
|
1577
|
for (int cntr = 0; cntr < substr.length(); cntr++) {
|
1578
|
final char c = substr.charAt(cntr);
|
1579
|
result.AddElement(new ValueExpression<Character>(c, t_l.getLine(), t_l.getCharPositionInLine(), Character.class));
|
1580
|
}
|
1581
|
return result;
|
1582
|
}
|
1583
|
|
1584
|
|
1585
|
Expression createEmptyMap()
|
1586
|
{
|
1587
|
final Token token = input.LT(-1);
|
1588
|
return new MapConstructor(token.getLine(), token.getCharPositionInLine());
|
1589
|
}
|
1590
|
|
1591
|
|
1592
|
Expression createMap(Expression e1, Expression e2, Token am)
|
1593
|
{
|
1594
|
final MapConstructor result = new MapConstructor(am.getLine(), am.getCharPositionInLine());
|
1595
|
result.AddItem(e1, e2);
|
1596
|
return result;
|
1597
|
}
|
1598
|
|
1599
|
|
1600
|
void addToMap(Expression map, Expression e3, Expression e4)
|
1601
|
{
|
1602
|
((MapConstructor)map).AddItem(e3, e4);
|
1603
|
}
|
1604
|
|
1605
|
|
1606
|
SetConstructor createSet()
|
1607
|
{
|
1608
|
final Token nexttoken = input.LT(1);
|
1609
|
final SetConstructor result = new SetConstructor(nexttoken.getLine(), nexttoken.getCharPositionInLine());
|
1610
|
return result;
|
1611
|
}
|
1612
|
|
1613
|
|
1614
|
void addToSet(Expression result, Expression e2)
|
1615
|
{
|
1616
|
((SetConstructor)result).AddItem(e2);
|
1617
|
}
|
1618
|
|
1619
|
|
1620
|
void popSetVarsFromResolveStack(SetConstructor _set)
|
1621
|
{
|
1622
|
if (_set != null)
|
1623
|
pState.PopResolveStack();
|
1624
|
}
|
1625
|
|
1626
|
|
1627
|
void pushSetVarsOnResolveStack(SetConstructor _set)
|
1628
|
{
|
1629
|
pState.PushResolveStack(_set);
|
1630
|
}
|
1631
|
|
1632
|
|
1633
|
void addSetComprExpr(SetConstructor _set, Expression epx)
|
1634
|
{
|
1635
|
_set.SetComprehension(epx);
|
1636
|
}
|
1637
|
|
1638
|
|
1639
|
void addSetComprVar(SetConstructor _set, Token id1, UlyssesType t1)
|
1640
|
{
|
1641
|
final Identifier sym = pState.Lookup(id1);
|
1642
|
if (sym != null)
|
1643
|
doError(id1, String.format("'%s' already defined!", id1.getText()));
|
1644
|
else
|
1645
|
{
|
1646
|
final ExpressionVariableIdentifier newvar = new ExpressionVariableIdentifier(id1, t1, GetScope());
|
1647
|
_set.AddIdentifier(newvar, null);
|
1648
|
}
|
1649
|
}
|
1650
|
|
1651
|
|
1652
|
boolean isTuple(String p)
|
1653
|
{
|
1654
|
final Identifier sym = pState.Lookup(p);
|
1655
|
return (sym != null)
|
1656
|
&& (sym.kind() == IdentifierKind.TypeIdentifier)
|
1657
|
&& (sym.type().kind() == TypeKind.TupleType);
|
1658
|
}
|
1659
|
|
1660
|
|
1661
|
Expression createInitializedTuple(Token aName, List<Expression> m_params)
|
1662
|
{
|
1663
|
final Identifier sym = pState.Lookup(aName);
|
1664
|
if ((sym == null) || !(sym.type() instanceof TupleType))
|
1665
|
{
|
1666
|
doError(aName, "Not a tuple type!");
|
1667
|
return null;
|
1668
|
}
|
1669
|
|
1670
|
final TupleType atuple = (TupleType)sym.type();
|
1671
|
if (atuple.innerTypes().size() != m_params.size())
|
1672
|
{
|
1673
|
doError(aName, "Number of parameters does not match type definition!");
|
1674
|
return null;
|
1675
|
}
|
1676
|
|
1677
|
return new TupleConstructor(sym, m_params, aName.getLine(), aName.getCharPositionInLine());
|
1678
|
}
|
1679
|
|
1680
|
|
1681
|
|
1682
|
Expression createExpressionReference(Expression e, Expression aref, Token atoken)
|
1683
|
{
|
1684
|
final AccessExpression result = new AccessExpression(e, aref, atoken.getLine(), atoken.getCharPositionInLine());
|
1685
|
return result;
|
1686
|
}
|
1687
|
|
1688
|
|
1689
|
|
1690
|
void BeginParsingAttributes()
|
1691
|
{
|
1692
|
pState.parsingAttributes = true;
|
1693
|
}
|
1694
|
|
1695
|
|
1696
|
void EndParsingAttributes()
|
1697
|
{
|
1698
|
pState.parsingAttributes = false;
|
1699
|
}
|
1700
|
|
1701
|
|
1702
|
boolean notIsAttributeInitialization()
|
1703
|
{
|
1704
|
return !pState.parsingAttributes;
|
1705
|
}
|
1706
|
|
1707
|
|
1708
|
protected Expression createObject(Token anid)
|
1709
|
{
|
1710
|
if (!pState.parsingAttributes)
|
1711
|
{
|
1712
|
doError(anid, "Object creation with 'new' only allowed in variable initializers.");
|
1713
|
return null;
|
1714
|
}
|
1715
|
|
1716
|
|
1717
|
final OpaqueType atype = new OpaqueType(new TypeIdentifier(anid, null, GetScope()));
|
1718
|
pState.typesToFixUp.add(atype);
|
1719
|
return new ObjectConstructor(atype, anid.getLine(), anid.getCharPositionInLine());
|
1720
|
}
|
1721
|
|
1722
|
|
1723
|
protected Expression createNamedObject(Token anid, Token aname)
|
1724
|
{
|
1725
|
if (!pState.parsingAttributes)
|
1726
|
{
|
1727
|
doError(anid, "Object creation with 'new' only allowed in variable initializers.");
|
1728
|
return null;
|
1729
|
}
|
1730
|
|
1731
|
if (! aname.getText().matches("\"[_]*[a-zA-Z][a-zA-Z0-9_]*\""))
|
1732
|
{
|
1733
|
doError(aname, "Not a valid identifier");
|
1734
|
return null;
|
1735
|
}
|
1736
|
|
1737
|
final OpaqueType atype = new OpaqueType(new TypeIdentifier(anid, null, GetScope()));
|
1738
|
pState.typesToFixUp.add(atype);
|
1739
|
return new ObjectConstructor(atype, aname.getText(), anid.getLine(), anid.getCharPositionInLine());
|
1740
|
}
|
1741
|
|
1742
|
|
1743
|
void setQualitativeDerivDec(QValConstructor result)
|
1744
|
{
|
1745
|
result.SetDerivation(QValDeriv.Dec);
|
1746
|
}
|
1747
|
|
1748
|
void setQualitativeDerivInc(QValConstructor result)
|
1749
|
{
|
1750
|
result.SetDerivation(QValDeriv.Inc);
|
1751
|
}
|
1752
|
|
1753
|
void setQualitativeDerivSteady(QValConstructor result)
|
1754
|
{
|
1755
|
result.SetDerivation(QValDeriv.Steady);
|
1756
|
}
|
1757
|
|
1758
|
void setQualitativeDerivDontCare(QValConstructor result)
|
1759
|
{
|
1760
|
result.SetDerivation(QValDeriv.DonTCare);
|
1761
|
}
|
1762
|
|
1763
|
void setQualitativeValueRangeInfinity(QValConstructor result, boolean p)
|
1764
|
{
|
1765
|
throw new NotImplementedException();
|
1766
|
}
|
1767
|
|
1768
|
void setQualitativeValueRange(QValConstructor result, Expression expr2)
|
1769
|
{
|
1770
|
result.AddRange(expr2);
|
1771
|
}
|
1772
|
|
1773
|
void setQualitativeValueInfinity(QValConstructor result, boolean minus)
|
1774
|
{
|
1775
|
throw new NotImplementedException();
|
1776
|
}
|
1777
|
|
1778
|
void setQualitativeValueLandmark(QValConstructor result, Expression expr)
|
1779
|
{
|
1780
|
result.SetValue(expr);
|
1781
|
}
|
1782
|
|
1783
|
void setQualitativeValueDontCare(QValConstructor result)
|
1784
|
{
|
1785
|
throw new NotImplementedException();
|
1786
|
}
|
1787
|
|
1788
|
QValConstructor createQualitativeValue(Token aval)
|
1789
|
{
|
1790
|
return new QValConstructor(aval.getLine(), aval.getCharPositionInLine());
|
1791
|
}
|
1792
|
|
1793
|
|
1794
|
void addLocalVariableToNamedAction(FunctionIdentifier newMethod, Token id1, UlyssesType t1)
|
1795
|
{
|
1796
|
if (t1 == null)
|
1797
|
{
|
1798
|
doError(id1, "Variable lacks type");
|
1799
|
return;
|
1800
|
}
|
1801
|
|
1802
|
final LocalVariableIdentifier lvar = new LocalVariableIdentifier(id1, t1, GetScope());
|
1803
|
newMethod.AddIdentifier(lvar, null);
|
1804
|
}
|
1805
|
|
1806
|
|
1807
|
|
1808
|
|
1809
|
public static final LinkedHashMap<String, String> readableTokens = new LinkedHashMap<String, String>();
|
1810
|
|
1811
|
|
1812
|
|
1813
|
static
|
1814
|
{
|
1815
|
|
1816
|
|
1817
|
readableTokens.put("<invalid>", "<invalid>");
|
1818
|
readableTokens.put("<EOR>", "<EOR>");
|
1819
|
readableTokens.put("<DOWN>", "<DOWN>");
|
1820
|
readableTokens.put("<UP>", "<UP>");
|
1821
|
readableTokens.put("T_TYPES", "'types'");
|
1822
|
readableTokens.put("T_SYSTEM", "'system'");
|
1823
|
readableTokens.put("T_SEMICOLON", "';'");
|
1824
|
readableTokens.put("T_IDENTIFIER", "<identifier>");
|
1825
|
readableTokens.put("T_EQUAL", "'='");
|
1826
|
readableTokens.put("T_PRIO", "'//'");
|
1827
|
readableTokens.put("T_NONDET", "'[]'");
|
1828
|
readableTokens.put("T_LPAREN", "'('");
|
1829
|
readableTokens.put("T_RPAREN", "')'");
|
1830
|
readableTokens.put("T_LIST", "'list'");
|
1831
|
readableTokens.put("T_LSQPAREN", "'['");
|
1832
|
readableTokens.put("T_INTNUMBER", "<integer>");
|
1833
|
readableTokens.put("T_RSQPAREN", "']'");
|
1834
|
readableTokens.put("T_OF", "'of'");
|
1835
|
readableTokens.put("T_COMMA", "','");
|
1836
|
readableTokens.put("T_MAP", "'map'");
|
1837
|
readableTokens.put("T_TO", "'to'");
|
1838
|
readableTokens.put("T_QUANTITY", "'quantity'");
|
1839
|
readableTokens.put("T_INFTY", "'inf'");
|
1840
|
readableTokens.put("T_BOOL", "'bool'");
|
1841
|
readableTokens.put("T_INT", "'int'");
|
1842
|
readableTokens.put("T_RANGETO", "'..'");
|
1843
|
readableTokens.put("T_FLOAT", "'float'");
|
1844
|
readableTokens.put("T_FLOATNUMBER", "<floating point number>");
|
1845
|
readableTokens.put("T_CHAR", "'char'");
|
1846
|
readableTokens.put("T_CBRL", "'{'");
|
1847
|
readableTokens.put("T_CBRR", "'}'");
|
1848
|
readableTokens.put("T_AUTOCONS", "'autocons'");
|
1849
|
readableTokens.put("T_VAR", "'var'");
|
1850
|
readableTokens.put("T_METHODS", "'methods'");
|
1851
|
readableTokens.put("T_ACTIONS", "'actions'");
|
1852
|
readableTokens.put("T_DO", "'do'");
|
1853
|
readableTokens.put("T_OD", "'od'");
|
1854
|
readableTokens.put("T_STATIC", "'static'");
|
1855
|
readableTokens.put("T_COLON", "':'");
|
1856
|
readableTokens.put("T_END", "'end'");
|
1857
|
readableTokens.put("T_CONT", "'cont'");
|
1858
|
readableTokens.put("T_CTRL", "'ctr'");
|
1859
|
readableTokens.put("T_OBS", "'obs'");
|
1860
|
readableTokens.put("T_REQUIRES", "'requires'");
|
1861
|
readableTokens.put("T_AND", "'and'");
|
1862
|
readableTokens.put("T_ABORT", "'abort'");
|
1863
|
readableTokens.put("T_SKIP", "'skip'");
|
1864
|
readableTokens.put("T_KILL", "'kill'");
|
1865
|
readableTokens.put("T_SELF", "'self'");
|
1866
|
readableTokens.put("T_ASSIGNMENT", "':='");
|
1867
|
readableTokens.put("T_WITH", "'with'");
|
1868
|
readableTokens.put("T_IF", "'if'");
|
1869
|
readableTokens.put("T_THEN", "'then'");
|
1870
|
readableTokens.put("T_ELSE", "'else'");
|
1871
|
readableTokens.put("T_FORALL", "'forall'");
|
1872
|
readableTokens.put("T_EXISTS", "'exists'");
|
1873
|
readableTokens.put("T_TRUE", "'true'");
|
1874
|
readableTokens.put("T_FALSE", "'false'");
|
1875
|
readableTokens.put("T_NIL", "'nil'");
|
1876
|
readableTokens.put("T_STRINGLITERAL", "'\"<String>\"'");
|
1877
|
readableTokens.put("T_NEW", "'new'");
|
1878
|
readableTokens.put("T_BAR", "'|'");
|
1879
|
readableTokens.put("T_MAPS", "'->'");
|
1880
|
readableTokens.put("T_PRIMED", "'''");
|
1881
|
readableTokens.put("T_POINT", "'.'");
|
1882
|
readableTokens.put("T_NOTEQUAL", "'<>'");
|
1883
|
readableTokens.put("T_SEQMOD_MAPOVERRIDE", "'++'");
|
1884
|
readableTokens.put("T_BIIMPLIES", "'<=>'");
|
1885
|
readableTokens.put("T_IMPLIES", "'=>'");
|
1886
|
readableTokens.put("T_OR", "'or'");
|
1887
|
readableTokens.put("T_ABS", "'abs'");
|
1888
|
readableTokens.put("T_DIV", "'/'");
|
1889
|
readableTokens.put("T_GREATER", "'>'");
|
1890
|
readableTokens.put("T_GREATEREQUAL", "'>='");
|
1891
|
readableTokens.put("T_IDIV", "'div'");
|
1892
|
readableTokens.put("T_LESS", "'<'");
|
1893
|
readableTokens.put("T_LESSEQUAL", "'<='");
|
1894
|
readableTokens.put("T_MINUS", "'-'");
|
1895
|
readableTokens.put("T_MOD", "'mod'");
|
1896
|
readableTokens.put("T_POW", "'**'");
|
1897
|
readableTokens.put("T_PROD", "'*'");
|
1898
|
readableTokens.put("T_SUM", "'+'");
|
1899
|
readableTokens.put("T_CONC", "'^'");
|
1900
|
readableTokens.put("T_DIFF", "'\\'");
|
1901
|
readableTokens.put("T_INTER", "'inter'");
|
1902
|
readableTokens.put("T_IN", "'in'");
|
1903
|
readableTokens.put("T_SET", "'set'");
|
1904
|
readableTokens.put("T_NOT", "'not'");
|
1905
|
readableTokens.put("T_SUBSET", "'subset'");
|
1906
|
readableTokens.put("T_UNION", "'union'");
|
1907
|
readableTokens.put("T_DOMRESBY", "'<-:'");
|
1908
|
readableTokens.put("T_DOMRESTO", "'<:'");
|
1909
|
readableTokens.put("T_RNGRESBY", "':->'");
|
1910
|
readableTokens.put("T_RNGRESTO", "':>'");
|
1911
|
readableTokens.put("T_MUNION", "'munion'");
|
1912
|
readableTokens.put("T_CARD", "'card'");
|
1913
|
readableTokens.put("T_DCONC", "'conc'");
|
1914
|
readableTokens.put("T_DINTER", "'dinter'");
|
1915
|
readableTokens.put("T_DUNION", "'dunion'");
|
1916
|
readableTokens.put("T_ELEMS", "'elems'");
|
1917
|
readableTokens.put("T_HEAD", "'hd'");
|
1918
|
readableTokens.put("T_INDS", "'inds'");
|
1919
|
readableTokens.put("T_LEN", "'len'");
|
1920
|
readableTokens.put("T_TAIL", "'tl'");
|
1921
|
readableTokens.put("T_DOM", "'dom'");
|
1922
|
readableTokens.put("T_RNG", "'rng'");
|
1923
|
readableTokens.put("T_MERGE", "'merge'");
|
1924
|
readableTokens.put("T_WS", "<space>");
|
1925
|
readableTokens.put("T_COMMENT", "'/*<comment>*/'");
|
1926
|
readableTokens.put("LINE_COMMENT", "'#<line comment>'");
|
1927
|
readableTokens.put("T_DIGIT", "<0..9>");
|
1928
|
readableTokens.put("FLOAT_OR_INT_OR_RANGE", "<float_int_range>");
|
1929
|
readableTokens.put("T_LETTER", "<a..z,A..Z>");
|
1930
|
readableTokens.put("'|['", "'|['");
|
1931
|
readableTokens.put("']|'", "']|'");
|
1932
|
readableTokens.put("'add'", "'add'");
|
1933
|
readableTokens.put("'mult'", "'mult'");
|
1934
|
readableTokens.put("'deriv'", "'deriv'");
|
1935
|
readableTokens.put("'mon+'", "'mon+'");
|
1936
|
readableTokens.put("'mon-'", "'mon-'");
|
1937
|
readableTokens.put("'id'", "'id'");
|
1938
|
readableTokens.put("'qval'", "'qval'");
|
1939
|
readableTokens.put("'\"'", "'\"'");
|
1940
|
readableTokens.put("as", "as");
|
1941
|
}
|
1942
|
|
1943
|
|
1944
|
@Override
|
1945
|
public void displayRecognitionError(String[] tokenNames, RecognitionException e)
|
1946
|
{
|
1947
|
int i;
|
1948
|
final StringBuilder result = new StringBuilder();
|
1949
|
|
1950
|
|
1951
|
|
1952
|
if (e instanceof MismatchedTokenException)
|
1953
|
{
|
1954
|
result.append("Found '");
|
1955
|
result.append(e.token.getText());
|
1956
|
result.append("'");
|
1957
|
i = ((MismatchedTokenException)e).expecting;
|
1958
|
result.append(" Expected: ");
|
1959
|
result.append(readableTokens.get(tokenNames[i]));
|
1960
|
result.append(" ("); result.append(tokenNames[i]); result.append(") ");
|
1961
|
|
1962
|
}
|
1963
|
else
|
1964
|
{
|
1965
|
|
1966
|
|
1967
|
|
1968
|
|
1969
|
|
1970
|
|
1971
|
|
1972
|
|
1973
|
|
1974
|
|
1975
|
if (e instanceof RecognitionException)
|
1976
|
{
|
1977
|
result.append("Unexpected '");
|
1978
|
result.append(e.token.getText());
|
1979
|
result.append("' (");
|
1980
|
i = e.getUnexpectedType();
|
1981
|
result.append(tokenNames[i]);
|
1982
|
result.append(") ");
|
1983
|
}
|
1984
|
else
|
1985
|
result.append(e.getMessage());
|
1986
|
}
|
1987
|
|
1988
|
pState.AddErrorMessage(new ParserError(pState.filename, e.line, e.charPositionInLine, result.toString()));
|
1989
|
}
|
1990
|
|
1991
|
|
1992
|
|
1993
|
public static int FirstPass(ParserState pState)
|
1994
|
{
|
1995
|
pState.parser.ooActionSystems();
|
1996
|
|
1997
|
return pState.listOfParserErrors.size();
|
1998
|
}
|
1999
|
|
2000
|
|
2001
|
|
2002
|
|
2003
|
public static String PrintSyntaxTree(ParserState pState)
|
2004
|
{
|
2005
|
if ((pState != null) && (pState.ooaSystem != null))
|
2006
|
{
|
2007
|
return pState.ooaSystem.toString();
|
2008
|
}
|
2009
|
else
|
2010
|
return "";
|
2011
|
}
|
2012
|
|
2013
|
|
2014
|
public ooaCustomParser(TokenStream input, RecognizerSharedState state) {
|
2015
|
super(input, state);
|
2016
|
}
|
2017
|
}
|