import org.simantics.scl.compiler.types.Type;
import org.simantics.scl.compiler.types.exceptions.MatchException;
-import gnu.trove.map.hash.TObjectIntHashMap;
-import gnu.trove.set.hash.THashSet;
-import gnu.trove.set.hash.TIntHashSet;
-
public class EAsPattern extends Expression {
public Variable var;
public Expression getPattern() {
return pattern;
}
-
- @Override
- public void collectVars(TObjectIntHashMap<Variable> allVars,
- TIntHashSet vars) {
- int id = allVars.get(var);
- if(id >= 0)
- vars.add(id);
- pattern.collectVars(allVars, vars);
- }
-
- @Override
- public void collectFreeVariables(THashSet<Variable> vars) {
- throw new InternalCompilerError(location, "Cannot collect free variables for a pattern.");
- }
-
- @Override
- public void removeFreeVariables(THashSet<Variable> vars) {
- vars.remove(var);
- pattern.removeFreeVariables(vars);
- }
@Override
public Expression simplify(SimplificationContext context) {