Cleanup BoilSimp -> BoilVisitor

1 files changed, 19 insertions, 6 deletions

diff --git a/st/SymbolTable.java b/st/SymbolTable.java
index e3dd398..77b8a93 100644
--- a/st/SymbolTable.java
+++ b/st/SymbolTable.java
@@ -1,6 +1,7 @@
 package st;
 
 import java.util.*;
+import misc.*;
 
 /**
  * Class which provides methods for interacting with and managing
@@ -103,23 +104,35 @@ public class SymbolTable {
 
     public TypeInstance getType(String id) {
         AbstractInstance symbol;
-        return ((symbol = this.symt.get(id)) !=
-                null && symbol instanceof TypeInstance) ?
+        TypeInstance ret = ((symbol = this.symt.get(id)) !=
+                            null && symbol instanceof TypeInstance) ?
             (TypeInstance) symbol : null;
+        if (ret == null)
+            MinimalLogger.severe(String.format("getType returning null for missing alias %s!",
+                                               id));
+        return ret;
     }
 
     public MethodInstance getMethod(String id) {
         AbstractInstance symbol;
-        return ((symbol = this.symt.get(id)) !=
-                null && symbol instanceof MethodInstance) ?
+        MethodInstance ret = ((symbol = this.symt.get(id)) !=
+                              null && symbol instanceof MethodInstance) ?
             (MethodInstance) symbol : null;
+        if (ret == null)
+            MinimalLogger.severe(String.format("getMethod returning null for missing alias %s!",
+                                               id));
+        return ret;
     }
 
     public ClassInstance getClass(String id) {
         AbstractInstance symbol;
-        return ((symbol = this.symt.get(id)) !=
-                null && symbol instanceof ClassInstance) ?
+        ClassInstance ret =  ((symbol = this.symt.get(id)) !=
+                              null && symbol instanceof ClassInstance) ?
             (ClassInstance) symbol : null;
+        if (ret == null)
+            MinimalLogger.severe(String.format("getClass returning null for missing alias %s!",
+                                               id));
+        return ret;
     }
 
     public String getActive(TypeEnum type) {