lib/scss_lint/engine.rb in scss-lint-0.16.1 vs lib/scss_lint/engine.rb in scss-lint-0.17.0

@@ -1,8 +1,10 @@
 require 'sass'
 
 module SCSSLint
+  class FileEncodingError < StandardError; end
+
   # Contains all information for a parsed SCSS file, including its name,
   # contents, and parse tree.
   class Engine
     ENGINE_OPTIONS = { cache: false, syntax: :scss }
 
@@ -18,8 +20,17 @@
         @contents = scss_or_filename
       end
 
       @lines = @contents.split("\n")
       @tree = @engine.to_tree
+    rescue Encoding::UndefinedConversionError, ArgumentError => error
+      if error.is_a?(Encoding::UndefinedConversionError) ||
+         error.message.include?('invalid byte sequence')
+        raise FileEncodingError,
+              "Unable to parse SCSS file: #{error.to_s}",
+              error.backtrace
+      else
+        raise
+      end
     end
   end
 end