X-Git-Url: http://git.megacz.com/?p=sbp.git;a=blobdiff_plain;f=src%2Fedu%2Fberkeley%2Fsbp%2Fmisc%2FMetaGrammar.java;h=937a9f7745be01673e09d96a92ac22f5f5c16a8c;hp=0c6d816f5160e34ce2c68294a48cc90816ec4722;hb=3e081692a4a7f1a3333f8846a525f71c4543922e;hpb=6fc80ede5be0eaca9c3ad20415e386b9baee3273

diff --git a/src/edu/berkeley/sbp/misc/MetaGrammar.java b/src/edu/berkeley/sbp/misc/MetaGrammar.java
index 0c6d816..937a9f7 100644
--- a/src/edu/berkeley/sbp/misc/MetaGrammar.java
+++ b/src/edu/berkeley/sbp/misc/MetaGrammar.java
@@ -22,9 +22,6 @@ public class MetaGrammar extends ReflectiveWalker {
 
     private static final Union SELF = new Union("()");
 
-    public static Union epsilon = new Union("()");
-    static { epsilon.add(Sequence.empty); }
-
     ////////////////////////////////////////////////////////////////////////////////
 
     private Union g;
@@ -58,11 +55,11 @@ public class MetaGrammar extends ReflectiveWalker {
     public PreSequence _amp_(PreSequence p, Object[] o)        { return p.and(new PreSequence(o, null).buildSequence(null, true, false, true)); }
     public PreSequence _amp__tilde_(PreSequence p, Object[] o) { return p.not(new PreSequence(o, null).buildSequence(null, true, false, true)); }
     public Object      _star_(Element r)                                              { return Repeat.many0(r); }
-    public Element     epsilon(Object o, Object b)                                    { return epsilon; }
+    public Element     epsilon(Object o, Object b)                                    { return Union.epsilon; }
+    public Object      _leftparen__rightparen_(Object o)                              { return Union.epsilon; }
     public Element     _rightparen_(Object e)                                         { return SELF; }
     public Element     _bang_(Element r)                                              { return r; }
     public Object      _caret_(String s)                                              { return new MyLift(s); }
-    public Object      _leftparen__rightparen_(Object o)                              { return epsilon; }
     public Union       nonTerminal(String s)                                          { return nonTerminal(s, null, false, false); }
     public Union       _colon__colon__equals_(String s, PreSequence[][] p)            { return nonTerminal(s, p, false, false); }
     public Union       _bang__colon__colon__equals_(String s, PreSequence[][] p)      { return nonTerminal(s, p, false, true); }
@@ -110,6 +107,7 @@ public class MetaGrammar extends ReflectiveWalker {
         p.tag = tag;
         return p;
     }
+
     public PreSequence ps(Object[] o) { return new PreSequence(o); }
     public PreSequence _slash_(PreSequence p, Object sep) { return p.sparse(sep); }
 
@@ -154,16 +152,25 @@ public class MetaGrammar extends ReflectiveWalker {
 
         public PreSequence sparse(Object e) {
             Object[] ret;
-            if (o.length <= 1) ret = o;
-            else {
+            boolean[] drops;
+            if (o.length <= 1) {
+                ret = o;
+                drops = new boolean[this.drops.length];
+                System.arraycopy(this.drops, 0, drops, 0, this.drops.length);
+            } else {
                 ret = new Object[o.length * 2 - 1];
+                drops = new boolean[o.length * 2 - 1];
                 for(int i=0; i<o.length; i++) {
                     Object oi = o[i];
                     ret[i*2]   = oi;
-                    if (i*2+1<ret.length) ret[i*2+1] = new MyDrop(e);
+                    drops[i*2] = this.drops[i];
+                    if (i*2+1<ret.length) {
+                        ret[i*2+1] = e;
+                        drops[i*2+1] = true;
+                    }
                 }
             }
-            PreSequence p = new PreSequence(ret, tag);
+            PreSequence p = new PreSequence(ret, tag, drops);
             p.not.addAll(not);
             p.and.addAll(and);
             return p;
@@ -172,9 +179,15 @@ public class MetaGrammar extends ReflectiveWalker {
         public PreSequence not(Sequence s) { not.add(s); return this; }
         public PreSequence and(Sequence s) { and.add(s); return this; }
 
+        boolean[] drops = null;
         public PreSequence(Object o) { this(new Object[] { o }, null); }
         public PreSequence(Object[] o) { this(o, null); }
-        public PreSequence(Object[] o, String tag) { this.o = o; this.tag = tag; }
+        public PreSequence(Object[] o, String tag) { this(o, tag, null); }
+        public PreSequence(Object[] o, String tag, boolean[] drops) {
+            this.o = o;
+            this.tag = tag;
+            this.drops = drops==null ? new boolean[o.length] : drops;
+        }
 
         public Union    buildUnion() {
             Union u = new Union("???");
@@ -188,9 +201,7 @@ public class MetaGrammar extends ReflectiveWalker {
             HashSet<Sequence> set = new HashSet<Sequence>();
             Element[] o2 = o==null ? new Element[0] : new Element[o.length];
             int nonDrop = 0;
-            boolean[] drops = null;
             if (o != null) {
-                drops = new boolean[o.length];
                 int j = 0;
                 for(int i=0; i<o.length; i++) {
                     Object oi = o[i];
@@ -266,10 +277,13 @@ public class MetaGrammar extends ReflectiveWalker {
 
 
 
+
+
+
         // DO NOT EDIT STUFF BELOW: IT IS AUTOMATICALLY GENERATED
 new Tree(null, "gram", new Tree[] { new Tree(null, null, new Tree[] { }),
         new Tree(null, "grammar", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "::=", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "s", new Tree[] { })}),
-        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
+        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "=>", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "g", new Tree[] { }),
         new Tree(null, "r", new Tree[] { }),
@@ -286,8 +300,7 @@ new Tree(null, "gram", new Tree[] { new Tree(null, null, new Tree[] { }),
         new Tree(null, "m", new Tree[] { })})})})})}),
         new Tree(null, "!::=", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })}),
-        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "**", new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { })})})})})}),
-        new Tree(null, null, new Tree[] { })})})})}),
+        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "**", new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { })})})})})})})})}),
         new Tree(null, "::=", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "g", new Tree[] { }),
         new Tree(null, "r", new Tree[] { }),
         new Tree(null, "a", new Tree[] { }),
@@ -295,7 +308,7 @@ new Tree(null, "gram", new Tree[] { new Tree(null, null, new Tree[] { }),
         new Tree(null, "m", new Tree[] { }),
         new Tree(null, "a", new Tree[] { }),
         new Tree(null, "r", new Tree[] { })}),
-        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "+/", new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "r", new Tree[] { })})}),
+        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "=>", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "+/", new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "r", new Tree[] { })})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })})})})})}),
         new Tree(null, null, new Tree[] { new Tree(null, "g", new Tree[] { }),
@@ -306,7 +319,7 @@ new Tree(null, "gram", new Tree[] { new Tree(null, null, new Tree[] { }),
         new Tree(null, "a", new Tree[] { }),
         new Tree(null, "r", new Tree[] { })})})})})}),
         new Tree(null, "::=", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "r", new Tree[] { })}),
-        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
+        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
         new Tree(null, "o", new Tree[] { }),
         new Tree(null, "r", new Tree[] { }),
         new Tree(null, "d", new Tree[] { })})}),
@@ -327,8 +340,7 @@ new Tree(null, "gram", new Tree[] { new Tree(null, null, new Tree[] { }),
         new Tree(null, "s", new Tree[] { })})})})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })})})}),
-        new Tree(null, null, new Tree[] { })}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
+        new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
         new Tree(null, "o", new Tree[] { }),
         new Tree(null, "r", new Tree[] { }),
         new Tree(null, "d", new Tree[] { })})}),
@@ -349,8 +361,7 @@ new Tree(null, "gram", new Tree[] { new Tree(null, null, new Tree[] { }),
         new Tree(null, "e", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })})})})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
-        new Tree(null, "s", new Tree[] { })})})}),
-        new Tree(null, null, new Tree[] { })})})})}),
+        new Tree(null, "s", new Tree[] { })})})})})})}),
         new Tree(null, "::=", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "a", new Tree[] { }),
         new Tree(null, "l", new Tree[] { }),
         new Tree(null, "t", new Tree[] { }),
@@ -363,7 +374,7 @@ new Tree(null, "gram", new Tree[] { new Tree(null, null, new Tree[] { }),
         new Tree(null, "v", new Tree[] { }),
         new Tree(null, "e", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })}),
-        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "+/", new Tree[] { new Tree(null, "(", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "+/", new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "c", new Tree[] { }),
+        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "+/", new Tree[] { new Tree(null, "(", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "+/", new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "c", new Tree[] { }),
         new Tree(null, "o", new Tree[] { }),
         new Tree(null, "n", new Tree[] { }),
         new Tree(null, "j", new Tree[] { }),
@@ -372,20 +383,16 @@ new Tree(null, "gram", new Tree[] { new Tree(null, null, new Tree[] { }),
         new Tree(null, "c", new Tree[] { }),
         new Tree(null, "t", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })})}),
-        new Tree(null, "(", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
+        new Tree(null, "(", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })})}),
         new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "|", new Tree[] { })})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
-        new Tree(null, "s", new Tree[] { })})})})}),
-        new Tree(null, null, new Tree[] { })})})})})})})}),
-        new Tree(null, null, new Tree[] { })})})})}),
-        new Tree(null, "(", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
+        new Tree(null, "s", new Tree[] { })})})})})})})})})})})})})}),
+        new Tree(null, "(", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })})}),
         new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, ">", new Tree[] { })})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
-        new Tree(null, "s", new Tree[] { })})})})}),
-        new Tree(null, null, new Tree[] { })})})})})})})}),
-        new Tree(null, null, new Tree[] { })})})})}),
+        new Tree(null, "s", new Tree[] { })})})})})})})})})})})})})}),
         new Tree(null, "::=", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "c", new Tree[] { }),
         new Tree(null, "o", new Tree[] { }),
         new Tree(null, "n", new Tree[] { }),
@@ -395,7 +402,7 @@ new Tree(null, "gram", new Tree[] { new Tree(null, null, new Tree[] { }),
         new Tree(null, "c", new Tree[] { }),
         new Tree(null, "t", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })}),
-        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "s", new Tree[] { }),
+        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "s", new Tree[] { }),
         new Tree(null, "e", new Tree[] { }),
         new Tree(null, "q", new Tree[] { }),
         new Tree(null, "u", new Tree[] { }),
@@ -403,8 +410,7 @@ new Tree(null, "gram", new Tree[] { new Tree(null, null, new Tree[] { }),
         new Tree(null, "n", new Tree[] { }),
         new Tree(null, "c", new Tree[] { }),
         new Tree(null, "e", new Tree[] { })})})})}),
-        new Tree(null, null, new Tree[] { })}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "s", new Tree[] { }),
+        new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "s", new Tree[] { }),
         new Tree(null, "e", new Tree[] { }),
         new Tree(null, "q", new Tree[] { }),
         new Tree(null, "u", new Tree[] { }),
@@ -418,8 +424,7 @@ new Tree(null, "gram", new Tree[] { new Tree(null, null, new Tree[] { }),
         new Tree(null, "s", new Tree[] { })})})})})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })})})}),
-        new Tree(null, null, new Tree[] { })}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "s", new Tree[] { }),
+        new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "s", new Tree[] { }),
         new Tree(null, "e", new Tree[] { }),
         new Tree(null, "q", new Tree[] { }),
         new Tree(null, "u", new Tree[] { }),
@@ -433,29 +438,25 @@ new Tree(null, "gram", new Tree[] { new Tree(null, null, new Tree[] { }),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })})})})})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
-        new Tree(null, "s", new Tree[] { })})})}),
-        new Tree(null, null, new Tree[] { })})})})}),
+        new Tree(null, "s", new Tree[] { })})})})})})}),
         new Tree(null, "::=", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "p", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })}),
-        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "(", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "*/", new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { })})}),
+        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "=>", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "*/", new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { })})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })})})})})}),
-        new Tree(null, null, new Tree[] { })})})})})})}),
         new Tree(null, null, new Tree[] { new Tree(null, "p", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })})})})})}),
         new Tree(null, "::=", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "p", new Tree[] { }),
         new Tree(null, "s", new Tree[] { }),
         new Tree(null, "x", new Tree[] { })}),
-        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "p", new Tree[] { }),
-        new Tree(null, "s", new Tree[] { })})})})}),
-        new Tree(null, null, new Tree[] { })}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "p", new Tree[] { }),
-        new Tree(null, "s", new Tree[] { })})}),
-        new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
+        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "p", new Tree[] { }),
+        new Tree(null, "s", new Tree[] { })})})})})}),
+        new Tree(null, null, new Tree[] { new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "p", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })})}),
         new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "/", new Tree[] { })})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { })})})})}),
-        new Tree(null, null, new Tree[] { })})})})}),
+        new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
+        new Tree(null, "s", new Tree[] { })})})})})})}),
         new Tree(null, "::=", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "s", new Tree[] { }),
         new Tree(null, "e", new Tree[] { }),
         new Tree(null, "q", new Tree[] { }),
@@ -464,67 +465,58 @@ new Tree(null, "gram", new Tree[] { new Tree(null, null, new Tree[] { }),
         new Tree(null, "n", new Tree[] { }),
         new Tree(null, "c", new Tree[] { }),
         new Tree(null, "e", new Tree[] { })}),
-        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "p", new Tree[] { }),
+        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "p", new Tree[] { }),
         new Tree(null, "s", new Tree[] { }),
         new Tree(null, "x", new Tree[] { })})})})}),
-        new Tree(null, null, new Tree[] { })}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "p", new Tree[] { }),
+        new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "p", new Tree[] { }),
         new Tree(null, "s", new Tree[] { }),
         new Tree(null, "x", new Tree[] { })})}),
-        new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
-        new Tree(null, "s", new Tree[] { })})}),
         new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "=", new Tree[] { }),
         new Tree(null, ">", new Tree[] { })})}),
-        new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
-        new Tree(null, "s", new Tree[] { })})}),
-        new Tree(null, "(", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
+        new Tree(null, "(", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
         new Tree(null, "o", new Tree[] { }),
         new Tree(null, "r", new Tree[] { }),
         new Tree(null, "d", new Tree[] { })})})})}),
-        new Tree(null, null, new Tree[] { })}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "q", new Tree[] { }),
+        new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "q", new Tree[] { }),
         new Tree(null, "u", new Tree[] { }),
         new Tree(null, "o", new Tree[] { }),
         new Tree(null, "t", new Tree[] { }),
         new Tree(null, "e", new Tree[] { }),
-        new Tree(null, "d", new Tree[] { })})})})}),
-        new Tree(null, null, new Tree[] { })})})})})})}),
-        new Tree(null, null, new Tree[] { })})})})}),
+        new Tree(null, "d", new Tree[] { })})})})})})})})})}),
+        new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
+        new Tree(null, "s", new Tree[] { })})})})})})}),
         new Tree(null, "::=", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { }),
         new Tree(null, "c", new Tree[] { })}),
-        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "[~", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "range", new Tree[] { new Tree(null, "-", new Tree[] { })}),
+        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "[~", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "range", new Tree[] { new Tree(null, "-", new Tree[] { })}),
         new Tree(null, "range", new Tree[] { new Tree(null, "]", new Tree[] { })}),
         new Tree(null, "range", new Tree[] { new Tree(null, "\\", new Tree[] { })}),
         new Tree(null, "range", new Tree[] { new Tree(null, "~", new Tree[] { })})})})})}),
-        new Tree(null, null, new Tree[] { })}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { }),
+        new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { }),
         new Tree(null, "s", new Tree[] { }),
         new Tree(null, "c", new Tree[] { }),
         new Tree(null, "a", new Tree[] { }),
         new Tree(null, "p", new Tree[] { }),
         new Tree(null, "e", new Tree[] { }),
-        new Tree(null, "d", new Tree[] { })})})})}),
-        new Tree(null, null, new Tree[] { })})})})}),
+        new Tree(null, "d", new Tree[] { })})})})})})})}),
         new Tree(null, "::=", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "r", new Tree[] { }),
         new Tree(null, "a", new Tree[] { }),
         new Tree(null, "n", new Tree[] { }),
         new Tree(null, "g", new Tree[] { }),
         new Tree(null, "e", new Tree[] { })}),
-        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { }),
+        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "=>", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { }),
         new Tree(null, "c", new Tree[] { })})})})}),
         new Tree(null, null, new Tree[] { new Tree(null, "r", new Tree[] { }),
         new Tree(null, "a", new Tree[] { }),
         new Tree(null, "n", new Tree[] { }),
         new Tree(null, "g", new Tree[] { }),
         new Tree(null, "e", new Tree[] { })})}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { }),
+        new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { }),
         new Tree(null, "c", new Tree[] { })})}),
         new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "-", new Tree[] { })})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { }),
-        new Tree(null, "c", new Tree[] { })})})})}),
-        new Tree(null, null, new Tree[] { })})})})}),
+        new Tree(null, "c", new Tree[] { })})})})})})})}),
         new Tree(null, "::=", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { })}),
-        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
+        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "=>", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
         new Tree(null, "o", new Tree[] { }),
         new Tree(null, "r", new Tree[] { }),
         new Tree(null, "d", new Tree[] { })})})})}),
@@ -539,7 +531,7 @@ new Tree(null, "gram", new Tree[] { new Tree(null, null, new Tree[] { }),
         new Tree(null, "n", new Tree[] { }),
         new Tree(null, "a", new Tree[] { }),
         new Tree(null, "l", new Tree[] { })})}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "q", new Tree[] { }),
+        new Tree(null, "=>", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "q", new Tree[] { }),
         new Tree(null, "u", new Tree[] { }),
         new Tree(null, "o", new Tree[] { }),
         new Tree(null, "t", new Tree[] { }),
@@ -552,10 +544,9 @@ new Tree(null, "gram", new Tree[] { new Tree(null, null, new Tree[] { }),
         new Tree(null, "r", new Tree[] { }),
         new Tree(null, "a", new Tree[] { }),
         new Tree(null, "l", new Tree[] { })})}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "(", new Tree[] { }),
+        new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "(", new Tree[] { }),
         new Tree(null, ")", new Tree[] { })})})})}),
-        new Tree(null, null, new Tree[] { })}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "{", new Tree[] { })})}),
+        new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "{", new Tree[] { })})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "s", new Tree[] { }),
         new Tree(null, "e", new Tree[] { }),
         new Tree(null, "q", new Tree[] { }),
@@ -567,27 +558,22 @@ new Tree(null, "gram", new Tree[] { new Tree(null, null, new Tree[] { }),
         new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "}", new Tree[] { })})})})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })})})}),
-        new Tree(null, null, new Tree[] { })}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "[", new Tree[] { })})}),
-        new Tree(null, "(", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "*", new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "r", new Tree[] { }),
+        new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "[", new Tree[] { })})}),
+        new Tree(null, "(", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "*", new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "r", new Tree[] { }),
         new Tree(null, "a", new Tree[] { }),
         new Tree(null, "n", new Tree[] { }),
         new Tree(null, "g", new Tree[] { }),
-        new Tree(null, "e", new Tree[] { })})})})})}),
-        new Tree(null, null, new Tree[] { })})})})}),
+        new Tree(null, "e", new Tree[] { })})})})})})})})}),
         new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "]", new Tree[] { })})})})}),
-        new Tree(null, null, new Tree[] { })}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "[", new Tree[] { }),
+        new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "[", new Tree[] { }),
         new Tree(null, "~", new Tree[] { })})}),
-        new Tree(null, "(", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "*", new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "r", new Tree[] { }),
+        new Tree(null, "(", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "*", new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "r", new Tree[] { }),
         new Tree(null, "a", new Tree[] { }),
         new Tree(null, "n", new Tree[] { }),
         new Tree(null, "g", new Tree[] { }),
-        new Tree(null, "e", new Tree[] { })})})})})}),
-        new Tree(null, null, new Tree[] { })})})})}),
+        new Tree(null, "e", new Tree[] { })})})})})})})})}),
         new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "]", new Tree[] { })})})})}),
-        new Tree(null, null, new Tree[] { })}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "^", new Tree[] { })})}),
+        new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "^", new Tree[] { })})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "q", new Tree[] { }),
         new Tree(null, "u", new Tree[] { }),
         new Tree(null, "o", new Tree[] { }),
@@ -596,65 +582,49 @@ new Tree(null, "gram", new Tree[] { new Tree(null, null, new Tree[] { }),
         new Tree(null, "d", new Tree[] { })})})})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })})})}),
-        new Tree(null, null, new Tree[] { })}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "!", new Tree[] { })})}),
-        new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { })})})})}),
-        new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
-        new Tree(null, "s", new Tree[] { })})})}),
-        new Tree(null, null, new Tree[] { })}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "(", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { })})}),
+        new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "(", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { })})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })})}),
         new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "*", new Tree[] { }),
-        new Tree(null, "*", new Tree[] { })})})})}),
-        new Tree(null, null, new Tree[] { })})}),
-        new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { })})}),
+        new Tree(null, "*", new Tree[] { })})})})})}),
+        new Tree(null, null, new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { })})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })})}),
-        new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "*", new Tree[] { })})})})}),
-        new Tree(null, null, new Tree[] { })})})})})})}),
-        new Tree(null, null, new Tree[] { })}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { })})}),
+        new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "*", new Tree[] { })})})})})})})})})}),
+        new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { })})}),
         new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "*", new Tree[] { }),
         new Tree(null, "/", new Tree[] { })})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { })})})})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })})})}),
-        new Tree(null, null, new Tree[] { })}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "(", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { })})}),
+        new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "(", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { })})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })})}),
         new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "+", new Tree[] { }),
-        new Tree(null, "+", new Tree[] { })})})})}),
-        new Tree(null, null, new Tree[] { })})}),
-        new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { })})}),
+        new Tree(null, "+", new Tree[] { })})})})})}),
+        new Tree(null, null, new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { })})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })})}),
-        new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "+", new Tree[] { })})})})}),
-        new Tree(null, null, new Tree[] { })})})})})})}),
-        new Tree(null, null, new Tree[] { })}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { })})}),
+        new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "+", new Tree[] { })})})})})})})})})}),
+        new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { })})}),
         new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "+", new Tree[] { }),
         new Tree(null, "/", new Tree[] { })})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { })})})})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })})})}),
-        new Tree(null, null, new Tree[] { })}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { })})}),
+        new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { })})}),
         new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "?", new Tree[] { })})})})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
         new Tree(null, "s", new Tree[] { })})})}),
-        new Tree(null, null, new Tree[] { })}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "(", new Tree[] { })})}),
+        new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "(", new Tree[] { })})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
         new Tree(null, "o", new Tree[] { }),
         new Tree(null, "r", new Tree[] { }),
         new Tree(null, "d", new Tree[] { })})}),
         new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, ")", new Tree[] { })})})})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
-        new Tree(null, "s", new Tree[] { })})})}),
-        new Tree(null, null, new Tree[] { })})}),
-        new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "(", new Tree[] { })})}),
+        new Tree(null, "s", new Tree[] { })})})})}),
+        new Tree(null, null, new Tree[] { new Tree(null, "/", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "^", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "(", new Tree[] { })})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "a", new Tree[] { }),
         new Tree(null, "l", new Tree[] { }),
         new Tree(null, "t", new Tree[] { }),
@@ -669,55 +639,44 @@ new Tree(null, "gram", new Tree[] { new Tree(null, null, new Tree[] { }),
         new Tree(null, "s", new Tree[] { })})}),
         new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, ")", new Tree[] { })})})})}),
         new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
-        new Tree(null, "s", new Tree[] { })})})}),
-        new Tree(null, null, new Tree[] { })})})})}),
+        new Tree(null, "s", new Tree[] { })})})})})})}),
         new Tree(null, "!::=", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { })}),
-        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, " ", new Tree[] { })})})})}),
-        new Tree(null, null, new Tree[] { })}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "/", new Tree[] { }),
+        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, " ", new Tree[] { })})})})}),
+        new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "/", new Tree[] { }),
         new Tree(null, "/", new Tree[] { })})}),
-        new Tree(null, "(", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "*", new Tree[] { new Tree(null, "[~", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "range", new Tree[] { new Tree(null, "\n", new Tree[] { })})})})})})}),
-        new Tree(null, null, new Tree[] { })})})})}),
+        new Tree(null, "(", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "*", new Tree[] { new Tree(null, "[~", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "range", new Tree[] { new Tree(null, "\n", new Tree[] { })})})})})})})})})}),
         new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "\n", new Tree[] { })})})})}),
-        new Tree(null, null, new Tree[] { })}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "\n", new Tree[] { })})})})}),
-        new Tree(null, null, new Tree[] { })}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "\r", new Tree[] { })})})})}),
-        new Tree(null, null, new Tree[] { })})})})}),
+        new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "\n", new Tree[] { })})})})}),
+        new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "\r", new Tree[] { })})})})})})})}),
         new Tree(null, "::=", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "w", new Tree[] { }),
         new Tree(null, "o", new Tree[] { }),
         new Tree(null, "r", new Tree[] { }),
         new Tree(null, "d", new Tree[] { })}),
-        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "++", new Tree[] { new Tree(null, "[", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "-", new Tree[] { new Tree(null, "a", new Tree[] { }),
+        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "++", new Tree[] { new Tree(null, "[", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "-", new Tree[] { new Tree(null, "a", new Tree[] { }),
         new Tree(null, "z", new Tree[] { })}),
         new Tree(null, "-", new Tree[] { new Tree(null, "A", new Tree[] { }),
         new Tree(null, "Z", new Tree[] { })}),
         new Tree(null, "-", new Tree[] { new Tree(null, "0", new Tree[] { }),
         new Tree(null, "9", new Tree[] { })}),
-        new Tree(null, "range", new Tree[] { new Tree(null, "_", new Tree[] { })})})})})})}),
-        new Tree(null, null, new Tree[] { })})})})}),
+        new Tree(null, "range", new Tree[] { new Tree(null, "_", new Tree[] { })})})})})})})})})}),
         new Tree(null, "::=", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "q", new Tree[] { }),
         new Tree(null, "u", new Tree[] { }),
         new Tree(null, "o", new Tree[] { }),
         new Tree(null, "t", new Tree[] { }),
         new Tree(null, "e", new Tree[] { }),
         new Tree(null, "d", new Tree[] { })}),
-        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "\"", new Tree[] { })})}),
-        new Tree(null, "(", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "+", new Tree[] { new Tree(null, "(", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "[~", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "range", new Tree[] { new Tree(null, "\"", new Tree[] { })}),
+        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "\"", new Tree[] { })})}),
+        new Tree(null, "(", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "+", new Tree[] { new Tree(null, "(", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "[~", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "range", new Tree[] { new Tree(null, "\"", new Tree[] { })}),
         new Tree(null, "range", new Tree[] { new Tree(null, "\\", new Tree[] { })})})})})}),
-        new Tree(null, null, new Tree[] { })}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { }),
+        new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "nonTerminal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { }),
         new Tree(null, "s", new Tree[] { }),
         new Tree(null, "c", new Tree[] { }),
         new Tree(null, "a", new Tree[] { }),
         new Tree(null, "p", new Tree[] { }),
         new Tree(null, "e", new Tree[] { }),
-        new Tree(null, "d", new Tree[] { })})})})}),
-        new Tree(null, null, new Tree[] { })})})})})})})}),
-        new Tree(null, null, new Tree[] { })})})})}),
+        new Tree(null, "d", new Tree[] { })})})})})})})})})})})})})}),
         new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "\"", new Tree[] { })})})})}),
-        new Tree(null, null, new Tree[] { })}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "\"", new Tree[] { }),
+        new Tree(null, "=>", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "\"", new Tree[] { }),
         new Tree(null, "\"", new Tree[] { })})})})}),
         new Tree(null, "", new Tree[] { })})})})}),
         new Tree(null, "::=", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "e", new Tree[] { }),
@@ -727,16 +686,15 @@ new Tree(null, "gram", new Tree[] { new Tree(null, null, new Tree[] { }),
         new Tree(null, "p", new Tree[] { }),
         new Tree(null, "e", new Tree[] { }),
         new Tree(null, "d", new Tree[] { })}),
-        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "\\", new Tree[] { }),
+        new Tree(null, null, new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "=>", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "\\", new Tree[] { }),
         new Tree(null, "n", new Tree[] { })})})})}),
         new Tree(null, null, new Tree[] { new Tree(null, "\n", new Tree[] { })})}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "\\", new Tree[] { }),
+        new Tree(null, "=>", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "\\", new Tree[] { }),
         new Tree(null, "r", new Tree[] { })})})})}),
         new Tree(null, null, new Tree[] { new Tree(null, "\r", new Tree[] { })})}),
-        new Tree(null, "seqx", new Tree[] { new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "\\", new Tree[] { })})}),
+        new Tree(null, "ps", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "literal", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "\\", new Tree[] { })})}),
         new Tree(null, "[~", new Tree[] { new Tree(null, null, new Tree[] { new Tree(null, "range", new Tree[] { new Tree(null, "n", new Tree[] { })}),
-        new Tree(null, "range", new Tree[] { new Tree(null, "r", new Tree[] { })})})})})}),
-        new Tree(null, null, new Tree[] { })})})})})})}),
+        new Tree(null, "range", new Tree[] { new Tree(null, "r", new Tree[] { })})})})})})})})})})}),
         new Tree(null, null, new Tree[] { })})
         // DO NOT EDIT STUFF ABOVE: IT IS AUTOMATICALLY GENERATED
         ;
@@ -776,3 +734,6 @@ new Tree(null, "gram", new Tree[] { new Tree(null, null, new Tree[] { }),
 
 
 
+
+
+