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.internal.elaboration.utils.ExpressionDecorator;
  11 import org.simantics.scl.compiler.types.Type;
  12
  13 import gnu.trove.map.hash.TObjectIntHashMap;
  14 import gnu.trove.set.hash.THashSet;
  15 import gnu.trove.set.hash.TIntHashSet;
  16
  17 public class EqBasic extends Equation {
  18     public Expression left;
  19     public Expression right;
  20
  21     public EqBasic(Expression left, Expression right) {
  22         this.left = left;
  23         this.right = right;
  24     }
  25
  26     public EqBasic(long location, Expression left, Expression right) {
  27         this(left, right);
  28         this.location = location;
  29     }
  30
  31     @Override
  32     public void setLocationDeep(long loc) {
  33         if(location == Locations.NO_LOCATION) {
  34             location = loc;
  35             left.setLocationDeep(loc);
  36             right.setLocationDeep(loc);
  37         }
  38     }
  39
  40     @Override
  41     public void forVariables(VariableProcedure procedure) {
  42         left.forVariables(procedure);
  43         right.forVariables(procedure);
  44     }
  45
  46     @Override
  47     public void collectFreeVariables(THashSet<Variable> vars) {
  48         left.collectFreeVariables(vars);
  49         right.collectFreeVariables(vars);
  50     }
  51
  52     @Override
  53     public void decorate(ExpressionDecorator decorator) {
  54         left = left.decorate(decorator);
  55         right = right.decorate(decorator);
  56     }
  57
  58     @Override
  59     public void collectEffects(THashSet<Type> effects) {
  60         left.collectEffects(effects);
  61         right.collectEffects(effects);
  62     }
  63
  64     @Override
  65     public void checkType(TypingContext context) {
  66         left = left.inferType(context);
  67         right = right.checkType(context, left.getType());
  68     }
  69
  70     @Override
  71     public void collectRefs(TObjectIntHashMap<Object> allRefs, TIntHashSet refs) {
  72         left.collectRefs(allRefs, refs);
  73         right.collectRefs(allRefs, refs);
  74     }
  75
  76     @Override
  77     public void collectVars(TObjectIntHashMap<Variable> allVars, TIntHashSet vars) {
  78         left.collectVars(allVars, vars);
  79         right.collectVars(allVars, vars);
  80     }
  81
  82     @Override
  83     public void resolve(TranslationContext context) {
  84         left = left.resolve(context);
  85         right = right.resolve(context);
  86     }
  87
  88     @Override
  89     public void accept(EquationVisitor visitor) {
  90         visitor.visit(this);
  91     }
  92
  93     @Override
  94     public Equation replace(ReplaceContext context) {
  95         return new EqBasic(location, left.replace(context), right.replace(context));
  96     }
  97 }