Don't fail on missing language

Author: iHiD

lib/snippet_extractor/extract_snippet.rb

@@ -5,13 +5,20 @@ class ExtractSnippet
     initialize_with :code, :language
 
     def call
+      processed_lines[0...10].join
+    end
+
+    private
+    def processed_lines
       lines.drop_while do |line|
         naked_line = line.strip
         next true if naked_line.empty?
         next true if ignore_list.any? { |ignore| naked_line.start_with?(ignore) }
 
         false
-      end[0...10].join
+      end
+    rescue Errno::ENOENT
+      lines
     end
 
     def lines

test/extract_snippet_test.rb

@@ -3,6 +3,38 @@
 module SnippetExtractor
   module Languages
     class RubyTest < Minitest::Test
+      def test_returns_first_10_loc_on_missing_language
+        code = <<~CODE
+          Loc 1
+          Loc 2
+          Loc 3
+          Loc 4
+          Loc 5
+          Loc 6
+          Loc 6
+          Loc 8
+          Loc 9
+          Loc 10
+          Loc 11
+          Loc 12
+        CODE
+
+        expected = <<~CODE
+          Loc 1
+          Loc 2
+          Loc 3
+          Loc 4
+          Loc 5
+          Loc 6
+          Loc 6
+          Loc 8
+          Loc 9
+          Loc 10
+        CODE
+
+        assert_equal expected, ExtractSnippet.(code, :foobar)
+      end
+
       def test_strips_correctly
         code = <<~CODE
           # This is a file