bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/equation/EqBasic.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 EqBasic extends Equation {
  15     public Expression left;
  16     public Expression right;
  17
  18     public EqBasic(Expression left, Expression right) {
  19         this.left = left;
  20         this.right = right;
  21     }
  22
  23     public EqBasic(long location, Expression left, Expression right) {
  24         this(left, right);
  25         this.location = location;
  26     }
  27
  28     @Override
  29     public void setLocationDeep(long loc) {
  30         if(location == Locations.NO_LOCATION) {
  31             location = loc;
  32             left.setLocationDeep(loc);
  33             right.setLocationDeep(loc);
  34         }
  35     }
  36
  37     @Override
  38     public void collectFreeVariables(THashSet<Variable> vars) {
  39         left.collectFreeVariables(vars);
  40         right.collectFreeVariables(vars);
  41     }
  42
  43     @Override
  44     public void checkType(TypingContext context) {
  45         left = left.inferType(context);
  46         right = right.checkType(context, left.getType());
  47     }
  48
  49     @Override
  50     public void collectVars(TObjectIntHashMap<Variable> allVars, TIntHashSet vars) {
  51         left.collectVars(allVars, vars);
  52         right.collectVars(allVars, vars);
  53     }
  54
  55     @Override
  56     public void resolve(TranslationContext context) {
  57         left = left.resolve(context);
  58         right = right.resolve(context);
  59     }
  60
  61     @Override
  62     public void accept(EquationVisitor visitor) {
  63         visitor.visit(this);
  64     }
  65
  66     @Override
  67     public Equation replace(ReplaceContext context) {
  68         return new EqBasic(location, left.replace(context), right.replace(context));
  69     }
  70 }