X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=src%2Fedu%2Fberkeley%2Fsbp%2FAmbiguous.java;h=1f7cc3880dc2906b6a4b81ccebcbcf0275d516e0;hb=aaa5d101e054dc548e7ef7831b1fcb7913a4d4d4;hp=56e1af7a53099b30a27c88582c6e6e8faedc2945;hpb=a22c5074e705e3ffcf03e9f9d174aed8ef79fc91;p=sbp.git

diff --git a/src/edu/berkeley/sbp/Ambiguous.java b/src/edu/berkeley/sbp/Ambiguous.java
index 56e1af7..1f7cc38 100644
--- a/src/edu/berkeley/sbp/Ambiguous.java
+++ b/src/edu/berkeley/sbp/Ambiguous.java
@@ -6,14 +6,17 @@ import java.io.*;
 import java.util.*;
 
 /** if ambiguity checking is enabled, this exception is thrown to signal that the parse was ambiguous */
-public class Ambiguous extends RuntimeException {
-    public final Forest ambiguity;
-    public Ambiguous(Forest ambiguity) { this.ambiguity = ambiguity; }
+public class Ambiguous extends Exception {
+    public final Forest<?> ambiguity;
+    public Ambiguous(Forest<?> ambiguity) { this.ambiguity = ambiguity; }
     public String toString() {
+        // FEATURE: more legible printout desperately needed
         StringBuffer sb = new StringBuffer();
-        sb.append("unresolved ambiguity "/*"at " + ambiguity.getLocation() + ":"*/);
-        for(Object result : ambiguity.expand(false))
-            sb.append("\n    " + result);
+        sb.append("unresolved ambiguity ");
+        for(Tree<?> result : ambiguity.expand(false)) {
+            sb.append("\n\n");
+            result.toPrettyString(sb);
+        }
         return sb.toString();
     }
 }