add support to ts files in javascripts count

Author: hmdros

lib/rails_stats/code_statistics_calculator.rb

@@ -18,6 +18,12 @@ class CodeStatisticsCalculator #:nodoc:
         end_block_comment: %r{\*/},
         method: /function(\s+[_a-zA-Z][\da-zA-Z]*)?\s*\(/,
       },
+      ts: {
+        line_comment: %r{^\s*//},
+        begin_block_comment: %r{^\s*/\*},
+        end_block_comment: %r{\*/},
+        method: /^\s*function(\s+[_a-zA-Z][\da-zA-Z]*)?\s*\(/,
+      },
       coffee: {
         line_comment: /^\s*#/,
         begin_block_comment: /^\s*###/,

lib/rails_stats/util.rb

@@ -75,7 +75,7 @@ def calculate_statistics(directories, type = :code, &block)
       out
     end
 
-    def calculate_directory_statistics(directory, pattern = /.*\.(rb|js|coffee|feature)$/)
+    def calculate_directory_statistics(directory, pattern = /.*\.(rb|js|ts|coffee|feature)$/)
       stats = CodeStatisticsCalculator.new
 
       Dir.foreach(directory) do |file_name|

test/dummy/app/javascript/index.ts

@@ -24,7 +24,7 @@
 | Configuration        |      19 |     417 |     111 |       1 |       0 |   0 |     0 |
 | Controllers          |       1 |       7 |       6 |       1 |       1 |   1 |     4 |
 | Helpers              |       1 |       3 |       3 |       0 |       0 |   0 |     0 |
-| Javascripts          |       3 |      27 |       7 |       0 |       0 |   0 |     0 |
+| Javascripts          |       4 |      27 |       7 |       0 |       0 |   0 |     0 |
 | Jobs                 |       1 |       7 |       2 |       1 |       0 |   0 |     0 |
 | Libraries            |       1 |       1 |       1 |       0 |       0 |   0 |     0 |
 | Mailers              |       1 |       4 |       4 |       1 |       0 |   0 |     0 |
@@ -33,11 +33,11 @@
 | Spec Support         |       1 |       1 |       1 |       0 |       0 |   0 |     0 |
 | Test Support         |       1 |       1 |       1 |       0 |       0 |   0 |     0 |
 +----------------------+---------+---------+---------+---------+---------+-----+-------+
-| Code                 |      33 |     484 |     152 |      10 |       1 |   0 |   150 |
+| Code                 |      34 |     484 |     152 |      10 |       1 |   0 |   150 |
 | Tests                |       4 |       7 |       6 |       2 |       0 |   0 |     0 |
-| Total                |      37 |     491 |     158 |      12 |       1 |   0 |   156 |
+| Total                |      38 |     491 |     158 |      12 |       1 |   0 |   156 |
 +----------------------+---------+---------+---------+---------+---------+-----+-------+
-  Code LOC: 152     Test LOC: 6     Code to Test Ratio: 1:0.0  Files: 37
+  Code LOC: 152     Test LOC: 6     Code to Test Ratio: 1:0.0  Files: 38
 
   Polymorphic models count: 1 polymorphic associations
   Schema Stats: 2 `create_table` calls in schema.rb