checkpoint

darcs-hash:20060706055937-5007d-8e7f8365feb598bbedcb06e086aecf8d4d44bd9c.gz

diff --git a/src/edu/berkeley/sbp/meta/MetaGrammarBindings.java b/src/edu/berkeley/sbp/meta/MetaGrammarBindings.java
index 5168c34..6b12da9 100644 (file)
--- a/src/edu/berkeley/sbp/meta/MetaGrammarBindings.java
+++ b/src/edu/berkeley/sbp/meta/MetaGrammarBindings.java
@@ -11,6 +11,8 @@ import java.io.*;
 
 /** The java classes typically used to represent a parsed grammar AST */
 public class MetaGrammarBindings {
+
+    /** A grammar (a set of nonterminals) */
     public static class Grammar extends HashMap<String,NonTerminal> {
         public @bind Grammar(NonTerminal[] nonterminals) {
             for(NonTerminal nt : nonterminals) this.put(nt.name, nt); }
@@ -20,6 +22,7 @@ public class MetaGrammarBindings {
             return ret + " ]";
         }
     }
+
     public abstract static class Un extends El {
         public Seq[][] sequences;
         public void build(MetaGrammar.Context cx, Union u) {
@@ -42,6 +45,7 @@ public class MetaGrammarBindings {
             }
         }
     }
+
     public static class NonTerminal extends Un {
         public String  name = null;
         public @bind NonTerminal(@bind.arg String name,
@@ -63,10 +67,9 @@ public class MetaGrammarBindings {
         }
     }
 
-    //public static @bind.as void range(char c) { }
     public static class Range {
-        public @bind.as("range") Range(char only) { first = only; last = only; }
-        public @bind.as("-")     Range(char first, char last) { this.first = first; this.last = last; }
+        public @bind Range(char only) { first = only; last = only; }
+        public @bind Range(char first, char last) { this.first = first; this.last = last; }
         public char first;
         public char last;
     }

diff --git a/src/edu/berkeley/sbp/meta/MetaGrammarTree.java b/src/edu/berkeley/sbp/meta/MetaGrammarTree.java
index 2040cee..62b2c36 100644 (file)
--- a/src/edu/berkeley/sbp/meta/MetaGrammarTree.java
+++ b/src/edu/berkeley/sbp/meta/MetaGrammarTree.java
@@ -23,6 +23,7 @@ class MetaGrammarTree {
 
 
 
+
         // DO NOT EDIT STUFF BELOW: IT IS AUTOMATICALLY GENERATED
 new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.Grammar.class.getConstructor(new Class[] {edu.berkeley.sbp.meta.MetaGrammarBindings.NonTerminal[].class})), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new Tree.ArrayBuildingTreeFunctor(), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0,1}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.NonTerminal.class.getConstructor(new Class[] {java.lang.String.class,edu.berkeley.sbp.meta.MetaGrammarBindings.Seq[][].class})), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.class.getMethod("word", new Class[] {java.lang.String.class})), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new Tree.ArrayBuildingTreeFunctor(), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, "s", new edu.berkeley.sbp.Tree[] { })})}),
         new edu.berkeley.sbp.Tree(null, new Tree.ArrayBuildingTreeFunctor(), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new Tree.ArrayBuildingTreeFunctor(), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.class.getMethod("psx", new Class[] {edu.berkeley.sbp.meta.MetaGrammarBindings.Seq.class})), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.class.getMethod("seq", new Class[] {edu.berkeley.sbp.meta.MetaGrammarBindings.El[].class})), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new Tree.ArrayBuildingTreeFunctor(), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.class.getMethod("bang", new Class[] {edu.berkeley.sbp.meta.MetaGrammarBindings.El.class})), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.NonTerminalReference.class), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.class.getMethod("word", new Class[] {java.lang.String.class})), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new Tree.ArrayBuildingTreeFunctor(), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, "w", new edu.berkeley.sbp.Tree[] { }),
@@ -264,13 +265,8 @@ new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bin
         new edu.berkeley.sbp.Tree(null, "n", new edu.berkeley.sbp.Tree[] { }),
         new edu.berkeley.sbp.Tree(null, "g", new edu.berkeley.sbp.Tree[] { }),
         new edu.berkeley.sbp.Tree(null, "e", new edu.berkeley.sbp.Tree[] { })})}),
-        new edu.berkeley.sbp.Tree(null, new Tree.ArrayBuildingTreeFunctor(), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new Tree.ArrayBuildingTreeFunctor(), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.class.getMethod("psx", new Class[] {edu.berkeley.sbp.meta.MetaGrammarBindings.Seq.class})), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0,1}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.class.getMethod("tag", new Class[] {java.lang.String.class,edu.berkeley.sbp.meta.MetaGrammarBindings.Seq.class})), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.class.getMethod("word", new Class[] {java.lang.String.class})), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new Tree.ArrayBuildingTreeFunctor(), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, "r", new edu.berkeley.sbp.Tree[] { }),
-        new edu.berkeley.sbp.Tree(null, "a", new edu.berkeley.sbp.Tree[] { }),
-        new edu.berkeley.sbp.Tree(null, "n", new edu.berkeley.sbp.Tree[] { }),
-        new edu.berkeley.sbp.Tree(null, "g", new edu.berkeley.sbp.Tree[] { }),
-        new edu.berkeley.sbp.Tree(null, "e", new edu.berkeley.sbp.Tree[] { })})}),
-        new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.class.getMethod("seq", new Class[] {edu.berkeley.sbp.meta.MetaGrammarBindings.El[].class})), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new Tree.ArrayBuildingTreeFunctor(), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.NonTerminalReference.class), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.class.getMethod("word", new Class[] {java.lang.String.class})), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new Tree.ArrayBuildingTreeFunctor(), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, "e", new edu.berkeley.sbp.Tree[] { }),
-        new edu.berkeley.sbp.Tree(null, "c", new edu.berkeley.sbp.Tree[] { })})})})})})})}),
+        new edu.berkeley.sbp.Tree(null, new Tree.ArrayBuildingTreeFunctor(), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new Tree.ArrayBuildingTreeFunctor(), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.class.getMethod("psx", new Class[] {edu.berkeley.sbp.meta.MetaGrammarBindings.Seq.class})), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.class.getMethod("seq", new Class[] {edu.berkeley.sbp.meta.MetaGrammarBindings.El[].class})), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new Tree.ArrayBuildingTreeFunctor(), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.NonTerminalReference.class), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.class.getMethod("word", new Class[] {java.lang.String.class})), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new Tree.ArrayBuildingTreeFunctor(), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, "e", new edu.berkeley.sbp.Tree[] { }),
+        new edu.berkeley.sbp.Tree(null, "c", new edu.berkeley.sbp.Tree[] { })})})})})})}),
         new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.class.getMethod("psx", new Class[] {edu.berkeley.sbp.meta.MetaGrammarBindings.Seq.class})), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.class.getMethod("seq", new Class[] {edu.berkeley.sbp.meta.MetaGrammarBindings.El[].class})), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new Tree.ArrayBuildingTreeFunctor(), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.NonTerminalReference.class), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.class.getMethod("word", new Class[] {java.lang.String.class})), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new Tree.ArrayBuildingTreeFunctor(), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, "e", new edu.berkeley.sbp.Tree[] { }),
         new edu.berkeley.sbp.Tree(null, "c", new edu.berkeley.sbp.Tree[] { })})})}),
         new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.class.getMethod("caret", new Class[] {java.lang.String.class})), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.class.getMethod("quoted", new Class[] {java.lang.String.class})), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.class.getMethod("quoted", new Class[] {java.lang.String.class})), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new Tree.ArrayBuildingTreeFunctor(), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bindable.create(edu.berkeley.sbp.meta.MetaGrammarBindings.class.getMethod("quoted", new Class[] {java.lang.String.class})), false), new edu.berkeley.sbp.Tree[] { new edu.berkeley.sbp.Tree(null, "-", new edu.berkeley.sbp.Tree[] { })})})})})}),
@@ -517,3 +513,4 @@ new edu.berkeley.sbp.Tree(null, new MetaGrammar.TargetReducer(new int[] {0}, Bin
 
 
 
+

diff --git a/tests/meta.g b/tests/meta.g
index 84f9dd2..c8230e6 100644 (file)
--- a/tests/meta.g
+++ b/tests/meta.g
@@ -25,8 +25,8 @@ Sequence      = psx:: PreSequence
 ec            = ~[\-\]\\]
               | escaped
 
-Range         = range:: ec
-              |         ec ^"-" ec
+Range         = ec
+              | ec ^"-" ec
 
 e             =                (Quoted|Word) ^":" e
               > nonTerminal::          Word