added more utility rules and updated example

test/corpus/blocktranslate.txt

@@ -335,7 +335,6 @@ Blocktrans Closed By The Other Spelling
 ---
 
 
-
 ==================
 Blocktranslate Closed By The Other Spelling
 :error
@@ -346,7 +345,6 @@ Blocktranslate Closed By The Other Spelling
 ---
 
 
-
 ==================
 Blocktrans With Count And No Plural
 ==================
@@ -370,8 +368,6 @@ Blocktrans With Count And No Plural
     (endblocktrans_block))
   (content))
 
-
-
 ==================
 Blocktrans With Plural And No Count
 :error
@@ -382,7 +378,6 @@ Blocktrans With Plural And No Count
 ---
 
 
-
 ==================
 Blocktrans Counting Two Bindings
 :error
@@ -393,7 +388,6 @@ Blocktrans Counting Two Bindings
 ---
 
 
-
 ==================
 Blocktrans With Nothing To Bind
 :error
@@ -404,7 +398,6 @@ Blocktrans With Nothing To Bind
 ---
 
 
-
 ==================
 Blocktrans With An Unknown Option
 :error
@@ -415,7 +408,6 @@ Blocktrans With An Unknown Option
 ---
 
 
-
 ==================
 Blocktrans With Asvar And No Name
 :error
@@ -426,7 +418,6 @@ Blocktrans With Asvar And No Name
 ---
 
 
-
 ==================
 Blocktrans Holding A Tag
 :error
@@ -437,7 +428,6 @@ Blocktrans Holding A Tag
 ---
 
 
-
 ==================
 Blocktrans Holding A Comment
 :error
@@ -448,7 +438,6 @@ Blocktrans Holding A Comment
 ---
 
 
-
 ==================
 Blocktrans Holding Another Blocktrans
 :error
@@ -459,17 +448,33 @@ Blocktrans Holding Another Blocktrans
 ---
 
 
-
 ==================
 Blocktrans With Two Plurals
-:error
 ==================
 
 {% blocktrans count n=x %}one{% plural %}many{% plural %}x{% endblocktrans %}
 
 ---
 
-
+(template
+  (content)
+  (blocktranslate_group
+    (blocktrans_clause
+      (blocktrans_block
+        (identifier)
+        (filtered_value
+          (value
+            (variable_attribute
+              (identifier)))))
+      (content)
+      (plural_clause
+        (plural_block)
+        (content)))
+    (missing_endblocktrans_block))
+  (unexpected_block)
+  (content)
+  (unexpected_block)
+  (content))
 
 ==================
 Blocktrans With An Argument On Plural
@@ -481,7 +486,6 @@ Blocktrans With An Argument On Plural
 ---
 
 
-
 ==================
 Blocktrans With Trimmed Twice
 :error
@@ -492,7 +496,6 @@ Blocktrans With Trimmed Twice
 ---
 
 
-
 ==================
 Blocktrans With With Twice
 :error
@@ -503,7 +506,6 @@ Blocktrans With With Twice
 ---
 
 
-
 ==================
 Blocktrans With Context Twice
 :error
@@ -514,7 +516,6 @@ Blocktrans With Context Twice
 ---
 
 
-
 ==================
 Blocktrans With Asvar Twice
 :error
@@ -525,7 +526,6 @@ Blocktrans With Asvar Twice
 ---
 
 
-
 ==================
 Blocktrans With Count Twice
 :error
@@ -536,7 +536,6 @@ Blocktrans With Count Twice
 ---
 
 
-
 ==================
 Blocktranslate With Trimmed Twice
 :error
@@ -547,7 +546,6 @@ Blocktranslate With Trimmed Twice
 ---
 
 
-
 ==================
 Blocktrans Repeating An Option Of The Tag Before It
 ==================
@@ -579,4 +577,3 @@ Blocktrans With A Binding Twice
 
 ---
 
-