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.elaboration.expressions.VariableProcedure;
   9 import org.simantics.scl.compiler.errors.Locations;
  10 import org.simantics.scl.compiler.types.Type;
  11
  12 import gnu.trove.map.hash.TObjectIntHashMap;
  13 import gnu.trove.set.hash.THashSet;
  14 import gnu.trove.set.hash.TIntHashSet;
  15
  16 public class EqBasic extends Equation {
  17     public Expression left;
  18     public Expression right;
  19
  20     public EqBasic(Expression left, Expression right) {
  21         this.left = left;
  22         this.right = right;
  23     }
  24
  25     public EqBasic(long location, Expression left, Expression right) {
  26         this(left, right);
  27         this.location = location;
  28     }
  29
  30     @Override
  31     public void setLocationDeep(long loc) {
  32         if(location == Locations.NO_LOCATION) {
  33             location = loc;
  34             left.setLocationDeep(loc);
  35             right.setLocationDeep(loc);
  36         }
  37     }
  38
  39     @Override
  40     public void forVariables(VariableProcedure procedure) {
  41         left.forVariables(procedure);
  42         right.forVariables(procedure);
  43     }
  44
  45     @Override
  46     public void collectFreeVariables(THashSet<Variable> vars) {
  47         left.collectFreeVariables(vars);
  48         right.collectFreeVariables(vars);
  49     }
  50
  51     @Override
  52     public void collectEffects(THashSet<Type> effects) {
  53         left.collectEffects(effects);
  54         right.collectEffects(effects);
  55     }
  56
  57     @Override
  58     public void checkType(TypingContext context) {
  59         left = left.inferType(context);
  60         right = right.checkType(context, left.getType());
  61     }
  62
  63     @Override
  64     public void collectRefs(TObjectIntHashMap<Object> allRefs, TIntHashSet refs) {
  65         left.collectRefs(allRefs, refs);
  66         right.collectRefs(allRefs, refs);
  67     }
  68
  69     @Override
  70     public void collectVars(TObjectIntHashMap<Variable> allVars, TIntHashSet vars) {
  71         left.collectVars(allVars, vars);
  72         right.collectVars(allVars, vars);
  73     }
  74
  75     @Override
  76     public void resolve(TranslationContext context) {
  77         left = left.resolve(context);
  78         right = right.resolve(context);
  79     }
  80
  81     @Override
  82     public void accept(EquationVisitor visitor) {
  83         visitor.visit(this);
  84     }
  85
  86     @Override
  87     public Equation replace(ReplaceContext context) {
  88         return new EqBasic(location, left.replace(context), right.replace(context));
  89     }
  90 }