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;
10 import gnu.trove.map.hash.TObjectIntHashMap;
11 import gnu.trove.set.hash.THashSet;
12 import gnu.trove.set.hash.TIntHashSet;
14 public class EqBasic extends Equation {
15 public Expression left;
16 public Expression right;
18 public EqBasic(Expression left, Expression right) {
23 public EqBasic(long location, Expression left, Expression right) {
25 this.location = location;
29 public void setLocationDeep(long loc) {
30 if(location == Locations.NO_LOCATION) {
32 left.setLocationDeep(loc);
33 right.setLocationDeep(loc);
38 public void collectFreeVariables(THashSet<Variable> vars) {
39 left.collectFreeVariables(vars);
40 right.collectFreeVariables(vars);
44 public void checkType(TypingContext context) {
45 left = left.inferType(context);
46 right = right.checkType(context, left.getType());
50 public void collectVars(TObjectIntHashMap<Variable> allVars, TIntHashSet vars) {
51 left.collectVars(allVars, vars);
52 right.collectVars(allVars, vars);
56 public void resolve(TranslationContext context) {
57 left = left.resolve(context);
58 right = right.resolve(context);
62 public void accept(EquationVisitor visitor) {
67 public Equation replace(ReplaceContext context) {
68 return new EqBasic(location, left.replace(context), right.replace(context));