detect zawgyi-unicode if string contain myanmar characters

config/initializers/prawn_text.rb

@@ -4,6 +4,8 @@ Prawn::Text.module_eval do
 
   def text(string, options = {})
     return false if string.nil?
+
+    unless string.match(/[\u1000-\u109F]/).nil?
       detector = MyanmarTools::ZawgyiDetector.new
       score    = detector.get_zawgyi_probability(string)
       if score > 0 && score < 0.05
@@ -12,17 +14,17 @@ Prawn::Text.module_eval do
       end
       # we modify the options. don't change the user's hash
       options = options.dup
+    end
 
-      p = options[:inline_format]
+    p = options[:inline_format]
-      if p
+    if p
-        p = [] unless p.is_a?(Array)
+      p = [] unless p.is_a?(Array)
-        options.delete(:inline_format)
+      options.delete(:inline_format)
-        array = text_formatter.format(string, *p)
+      array = text_formatter.format(string, *p)
-      else
+    else
-        array = [{ text: string }]
+      array = [{ text: string }]
-      end
+    end
 
-      formatted_text(array, options)
+    formatted_text(array, options)
   end
 end
-