lib/wlang/ruby_extensions.rb in wlang-0.8.4 vs lib/wlang/ruby_extensions.rb in wlang-0.8.5

@@ -15,7 +15,21 @@
   def wlang_instantiate(context=nil, dialect="wlang/active-string", block_symbols=:braces)
     wlang_template(dialect, context, block_symbols).instantiate
   end
   alias :wlang :wlang_instantiate
     
+  def __wlang_column_of(index)
+    return 1 if index == 0
+    newline_index = rindex("\n", index - 1)
+    if newline_index
+      index - newline_index
+    else
+      index + 1
+    end
+  end
+  
+  def __wlang_line_of(index)
+    self[0...index].count("\n") + 1
+  end
+
 end