First pass at auto compile ctrl

services/web/app/views/project/editor/pdf.pug

@@ -1,4 +1,5 @@
 div.full-size.pdf(ng-controller="PdfController")
+	.FIXME(ng-controller="AutoCompileController")
 	.toolbar.toolbar-tall
 		.btn-group(
 			dropdown,

services/web/public/coffee/ide/pdf/PdfManager.coffee

@@ -1,7 +1,8 @@
 define [
 	"ide/pdf/controllers/PdfController"
 	"ide/pdf/controllers/PdfViewToggleController"
-	"ide/pdfng/directives/pdfJs"
+	"ide/pdfng/directives/pdfJs",
+	"ide/pdf/controllers/AutoCompileController"
 ], () ->
 	class PdfManager
 		constructor: (@ide, @$scope) ->

services/web/public/coffee/ide/pdf/controllers/AutoCompileController.coffee

@@ -0,0 +1,14 @@
+define [
+	"base"
+], (App) ->
+	App.controller "AutoCompileController", ["$scope", "ide", ($scope, ide) ->
+		hasLintingError = false
+
+		ide.$scope.$on "ide:opAcknowledged", _.debounce(() ->
+			if (!hasLintingError)
+				$scope.recompile()
+		, 3000)
+
+		ide.$scope.$on "ide:lintingError", (e, hasError) ->
+			hasLintingError = hasError
+	]