import org.simantics.scl.compiler.types.exceptions.MatchException;
import org.simantics.scl.compiler.types.util.MultiFunction;
-import gnu.trove.map.hash.TObjectIntHashMap;
-import gnu.trove.set.hash.THashSet;
-import gnu.trove.set.hash.TIntHashSet;
-
public class EViewPattern extends Expression {
public Expression expression;
public Expression pattern;
this.expression = expression;
this.pattern = pattern;
}
-
- @Override
- public void collectVars(TObjectIntHashMap<Variable> allVars, TIntHashSet vars) {
- expression.collectVars(allVars, vars);
- pattern.collectVars(allVars, vars);
- }
@Override
public Expression inferType(TypingContext context) {
throw new InternalCompilerError(location, "EViewPattern.toVal should not be invoked.");
}
- @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) {
- expression.collectFreeVariables(vars);
- pattern.removeFreeVariables(vars);
- }
-
@Override
public Expression resolve(TranslationContext context) {
context.getErrorLog().log("View pattern cannot occur only in patterns. Maybe you are missing '\\' in front of a lambda experssion?");