bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/chr/relations/SpecialCHRRelation.java

   1 package org.simantics.scl.compiler.elaboration.chr.relations;
   2
   3 import org.simantics.scl.compiler.elaboration.chr.CHRRelation;
   4 import org.simantics.scl.compiler.types.TVar;
   5 import org.simantics.scl.compiler.types.Type;
   6 import org.simantics.scl.compiler.types.Types;
   7
   8 public enum SpecialCHRRelation implements CHRRelation {
   9     EQUALS(A, A),
  10     MEMBER(A, Types.list(A)),
  11     CHECK(Types.BOOLEAN),
  12     EXECUTE(Types.UNIT);
  13
  14     private final TVar[] typeVariables;
  15     private final Type[] parameterTypes;
  16
  17     private SpecialCHRRelation(Type ... parameterTypes) {
  18         this.typeVariables = Types.freeVarsArray(parameterTypes);
  19         this.parameterTypes = parameterTypes;
  20     }
  21
  22     @Override
  23     public TVar[] getTypeVariables() {
  24         return typeVariables;
  25     }
  26
  27     @Override
  28     public Type[] getParameterTypes() {
  29         return parameterTypes;
  30     }
  31 }