1 package org.simantics.scl.compiler.elaboration.equation;
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 import org.simantics.scl.compiler.types.Type;
11 import gnu.trove.map.hash.TObjectIntHashMap;
12 import gnu.trove.set.hash.THashSet;
13 import gnu.trove.set.hash.TIntHashSet;
15 public class EqBasic extends Equation {
16 public Expression left;
17 public Expression right;
19 public EqBasic(Expression left, Expression right) {
24 public EqBasic(long location, Expression left, Expression right) {
26 this.location = location;
30 public void setLocationDeep(long loc) {
31 if(location == Locations.NO_LOCATION) {
33 left.setLocationDeep(loc);
34 right.setLocationDeep(loc);
39 public void collectFreeVariables(THashSet<Variable> vars) {
40 left.collectFreeVariables(vars);
41 right.collectFreeVariables(vars);
45 public void collectEffects(THashSet<Type> effects) {
46 left.collectEffects(effects);
47 right.collectEffects(effects);
51 public void checkType(TypingContext context) {
52 left = left.inferType(context);
53 right = right.checkType(context, left.getType());
57 public void collectVars(TObjectIntHashMap<Variable> allVars, TIntHashSet vars) {
58 left.collectVars(allVars, vars);
59 right.collectVars(allVars, vars);
63 public void resolve(TranslationContext context) {
64 left = left.resolve(context);
65 right = right.resolve(context);
69 public void accept(EquationVisitor visitor) {
74 public Equation replace(ReplaceContext context) {
75 return new EqBasic(location, left.replace(context), right.replace(context));