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48 lines
1.7 KiB
48 lines
1.7 KiB
3 years ago
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/*
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* @(#)StdEnvironment.java 2.1 2003/10/07
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*
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* Copyright (C) 1999, 2003 D.A. Watt and D.F. Brown
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* Dept. of Computing Science, University of Glasgow, Glasgow G12 8QQ Scotland
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* and School of Computer and Math Sciences, The Robert Gordon University,
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* St. Andrew Street, Aberdeen AB25 1HG, Scotland.
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* All rights reserved.
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*
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* This software is provided free for educational use only. It may
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* not be used for commercial purposes without the prior written permission
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* of the authors.
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*/
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package Triangle;
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import Triangle.AbstractSyntaxTrees.BinaryOperatorDeclaration;
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import Triangle.AbstractSyntaxTrees.ConstDeclaration;
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import Triangle.AbstractSyntaxTrees.FuncDeclaration;
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import Triangle.AbstractSyntaxTrees.ProcDeclaration;
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import Triangle.AbstractSyntaxTrees.TypeDeclaration;
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import Triangle.AbstractSyntaxTrees.TypeDenoter;
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import Triangle.AbstractSyntaxTrees.UnaryOperatorDeclaration;
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public final class StdEnvironment {
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// These are small ASTs representing standard types.
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public static TypeDenoter booleanType, charType, integerType, anyType, errorType;
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public static TypeDeclaration booleanDecl, charDecl, integerDecl;
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// These are small ASTs representing "declarations" of standard entities.
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public static ConstDeclaration falseDecl, trueDecl, maxintDecl;
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public static UnaryOperatorDeclaration notDecl;
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public static BinaryOperatorDeclaration andDecl, orDecl,
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addDecl, subtractDecl, multiplyDecl, divideDecl, moduloDecl,
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equalDecl, unequalDecl, lessDecl, notlessDecl, greaterDecl, notgreaterDecl;
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public static ProcDeclaration getDecl, putDecl, getintDecl, putintDecl, geteolDecl, puteolDecl;
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public static FuncDeclaration chrDecl, ordDecl, eolDecl, eofDecl;
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}
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