package org.simantics.scl.compiler.elaboration.expressions;\r
\r
-import gnu.trove.map.hash.TObjectIntHashMap;\r
-import gnu.trove.set.hash.THashSet;\r
-import gnu.trove.set.hash.TIntHashSet;\r
-\r
import org.simantics.scl.compiler.common.exceptions.InternalCompilerError;\r
import org.simantics.scl.compiler.elaboration.contexts.ReplaceContext;\r
import org.simantics.scl.compiler.elaboration.contexts.SimplificationContext;\r
import org.simantics.scl.compiler.types.Type;\r
import org.simantics.scl.compiler.types.exceptions.MatchException;\r
\r
+import gnu.trove.map.hash.TObjectIntHashMap;\r
+import gnu.trove.set.hash.THashSet;\r
+import gnu.trove.set.hash.TIntHashSet;\r
+\r
public class EAsPattern extends Expression {\r
\r
Variable var;\r
\r
@Override\r
public void collectFreeVariables(THashSet<Variable> vars) {\r
- vars.add(var);\r
- pattern.collectFreeVariables(vars);\r
+ throw new InternalCompilerError(location, "Cannot collect free variables for a pattern.");\r
+ }\r
+ \r
+ @Override\r
+ public void removeFreeVariables(THashSet<Variable> vars) {\r
+ vars.remove(var);\r
+ pattern.removeFreeVariables(vars);\r
}\r
\r
@Override\r