lib/faml/parser.rb in faml-0.2.5 vs lib/faml/parser.rb in faml-0.2.6

@@ -1,7 +1,8 @@
 require 'faml/ast'
 require 'faml/element_parser'
+require 'faml/error'
 require 'faml/filter_parser'
 require 'faml/indent_tracker'
 require 'faml/line_parser'
 require 'faml/parser_utils'
 require 'faml/ruby_multiline'
@@ -9,10 +10,11 @@
 require 'faml/syntax_error'
 
 module Faml
   class Parser
     def initialize(options = {})
+      @filename = options[:filename]
     end
 
     def call(template_str)
       @ast = Ast::Root.new
       @stack = []
@@ -37,9 +39,14 @@
       if ast
         @ast << ast
       end
       @indent_tracker.finish
       @ast
+    rescue Error => e
+      if @filename && e.lineno
+        e.backtrace.unshift "#{@filename}:#{e.lineno}"
+      end
+      raise e
     end
 
     private
 
     DOCTYPE_PREFIX = '!'