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.TIntHashSet;
  12
  13 public class EqGuard extends Equation {
  14     public Expression guard;
  15
  16     public EqGuard(Expression guard) {
  17         this.guard = guard;
  18     }
  19
  20     public EqGuard(long location, Expression guard) {
  21         this(guard);
  22         this.location = location;
  23     }
  24
  25     @Override
  26     public void setLocationDeep(long loc) {
  27         if(location == Locations.NO_LOCATION) {
  28             location = loc;
  29             guard.setLocationDeep(loc);
  30         }
  31     }
  32
  33     @Override
  34     public void checkType(TypingContext context) {
  35         guard = guard.checkIgnoredType(context);
  36     }
  37
  38     @Override
  39     public void collectVars(TObjectIntHashMap<Variable> allVars, TIntHashSet vars) {
  40         guard.collectVars(allVars, vars);
  41     }
  42
  43     @Override
  44     public void resolve(TranslationContext context) {
  45         guard = guard.resolve(context);
  46     }
  47
  48     @Override
  49     public void accept(EquationVisitor visitor) {
  50         visitor.visit(this);
  51     }
  52
  53     @Override
  54     public Equation replace(ReplaceContext context) {
  55         return new EqGuard(location, guard.replace(context));
  56     }
  57 }