Upgrade to CoffeeScript 2.5.1

Author: XenonAbe

build.sbt

@@ -14,7 +14,7 @@ developers += Developer(
 addSbtJsEngine("1.3.5")
 
 libraryDependencies ++= Seq(
-  "org.webjars.npm" % "coffeescript" % "1.11.0",
+  "org.webjars.npm" % "coffeescript" % "2.5.1",
   "org.webjars" % "mkdirp" % "0.5.0"
 )
 

src/sbt-test/sbt-coffeescript-plugin/coffee/build.sbt

@@ -12,7 +12,10 @@ checkMapFileContents := {
                     |    "a.coffee"
                     |  ],
                     |  "names": [],
-                    |  "mappings": "AAAA;AAAA,MAAA;;EAAA,MAAA,GAAW;;EACX,QAAA,GAAW;AADX"
+                    |  "mappings": "AAAA;AAAA,MAAA,MAAA,EAAA;;EAAA,MAAA,GAAW;;EACX,QAAA,GAAW;AADX",
+                    |  "sourcesContent": [
+                    |    "number   = 42\nopposite = true\n"
+                    |  ]
                     |}""".stripMargin) {
     sys.error(s"Unexpected contents: $contents")
   }