sourcemaps being written and test in place

...but their formatting needs to be normalized for sure

lib/compiler.coffee

@@ -90,7 +90,9 @@ class CompileFile
       .then((o) => @content = o)
       .then(=> sequence(hooks('compile_hooks.before_file'), @))
       .then(each_pass)
-      .tap((o) => @content = o.result)
+      .tap (o) =>
+        @content = o.result
+        @sourcemap = o.sourcemap
       .tap(=> @roots.emit('compile', @file))
       .then(=> sequence(hooks('compile_hooks.after_file'), @))
       .then(write_file)
@@ -129,6 +131,7 @@ class CompileFile
   write_file = ->
     sequence(@extensions.hooks('compile_hooks.write', @category), @)
       .then(process_write_hook_results.bind(@))
+      .then(write_sourcemaps_if_present.bind(@))
       .then(W.all)
 
   ###*
@@ -172,6 +175,20 @@ class CompileFile
 
     return W.resolve(write_tasks)
 
+  write_sourcemaps_if_present = (tasks) ->
+    if not @sourcemap then return tasks
+
+    f = new File
+      base: @roots.root
+      path: @file.path + '.map'
+
+    tasks.push write_task.call @,
+      path: f
+      content: @sourcemap
+      sourcemap: true
+
+    return W.resolve(tasks)
+
   ###*
    * Single task to write a file. Accepts an optional object with the following
    * keys:
@@ -199,6 +216,9 @@ class CompileFile
     if not obj.extension? and @is_compiled
       obj.extension = @out_ext
 
+    if obj.sourcemap?
+      obj.extension += '.map'
+
     if not (obj.path instanceof File)
       obj.path = new File(base: @roots.root, path: obj.path)
 

test/compile.coffee

@@ -153,3 +153,18 @@ describe 'compile', ->
       path.join(output, 'dev_file.html').should.not.be.a.path()
       done()
     , done
+
+  it 'should output sourcemaps when specified', (done) ->
+    p = path.join(test_path, 'sourcemaps')
+    output = path.join(p, 'public')
+
+    compile_fixture p, done, ->
+      p = path.join(output, 'test.css')
+      p.should.be.a.file()
+      p2 = path.join(output, 'test.css.map')
+      p2.should.be.a.file()
+      p3 = path.join(output, 'test.js')
+      p3.should.be.a.file()
+      p4 = path.join(output, 'test.js.map')
+      p4.should.be.a.file()
+      done()

test/fixtures/compile/sourcemaps/app.coffee

@@ -0,0 +1,5 @@
+stylus:
+  sourcemap: { comment: false }
+
+'coffee-script':
+  sourceMap: true

test/fixtures/compile/sourcemaps/package.json

@@ -0,0 +1,7 @@
+{
+  "name": "test",
+  "dependencies": {
+    "coffee-script": "*",
+    "stylus": "*"
+  }
+}

test/fixtures/compile/sourcemaps/test.coffee

@@ -0,0 +1 @@
+console.log 'wow'

test/fixtures/compile/sourcemaps/test.styl

@@ -0,0 +1,2 @@
+p
+  color: red