bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/equation/EqGuard.java

   1 package org.simantics.scl.compiler.elaboration.equation;
   2
   3 import org.simantics.scl.compiler.elaboration.contexts.ReplaceContext;
   4 import org.simantics.scl.compiler.elaboration.contexts.TranslationContext;
   5 import org.simantics.scl.compiler.elaboration.contexts.TypingContext;
   6 import org.simantics.scl.compiler.elaboration.expressions.Expression;
   7 import org.simantics.scl.compiler.elaboration.expressions.Variable;
   8 import org.simantics.scl.compiler.errors.Locations;
   9
  10 import gnu.trove.map.hash.TObjectIntHashMap;
  11 import gnu.trove.set.hash.THashSet;
  12 import gnu.trove.set.hash.TIntHashSet;
  13
  14 public class EqGuard extends Equation {
  15     public Expression guard;
  16
  17     public EqGuard(Expression guard) {
  18         this.guard = guard;
  19     }
  20
  21     public EqGuard(long location, Expression guard) {
  22         this(guard);
  23         this.location = location;
  24     }
  25
  26     @Override
  27     public void setLocationDeep(long loc) {
  28         if(location == Locations.NO_LOCATION) {
  29             location = loc;
  30             guard.setLocationDeep(loc);
  31         }
  32     }
  33
  34     @Override
  35     public void collectFreeVariables(THashSet<Variable> vars) {
  36         guard.collectFreeVariables(vars);
  37     }
  38
  39     @Override
  40     public void checkType(TypingContext context) {
  41         guard = guard.checkIgnoredType(context);
  42     }
  43
  44     @Override
  45     public void collectVars(TObjectIntHashMap<Variable> allVars, TIntHashSet vars) {
  46         guard.collectVars(allVars, vars);
  47     }
  48
  49     @Override
  50     public void resolve(TranslationContext context) {
  51         guard = guard.resolve(context);
  52     }
  53
  54     @Override
  55     public void accept(EquationVisitor visitor) {
  56         visitor.visit(this);
  57     }
  58
  59     @Override
  60     public Equation replace(ReplaceContext context) {
  61         return new EqGuard(location, guard.replace(context));
  62     }
  63 }