           "<%= files.typescript.generatedSpec %>": "<%= files.typescript.spec %>"
           "<%= files.typescript.generatedSpecHelpers %>": "<%= files.typescript.specHelpers %>"
 
+    concat_sourcemap:
+      js:
+        src: app.concat_sourcemap.js.src.concat("<%= files.typescript.generated %>")
+
     watch:
       typescript:
         files: "<%= files.typescript.app %>"

module.exports = (lineman) ->
  files:
    typescript:
      app: "app/js/**/*.ts"

      generatedSpecHelpers: "generated/js/spec-helpers.ts.js"

  config:
    loadNpmTasks: app.loadNpmTasks.concat('grunt-typescript')

    prependTasks:
      common: app.prependTasks.common.concat('typescript')

    typescript:
      compile:
