Sprockets-Rails 3.0 support

Author: Tim Morgan

lib/squash/javascript/source_mapping_javascript_minifier.rb

@@ -27,10 +27,12 @@ def evaluate(context, locals)
   private
 
   def digest(io)
-    Rails.application.assets.pack_hexdigest(Rails.application.assets.digest(io))
+    _squash_env.pack_hexdigest(_squash_env.digest(io))
   end
 
   def source_map_path(digest)
     Rails.root.join 'tmp', 'sourcemaps', 'minified', "#{digest}.json"
   end
+
+  def _squash_env() @env ||= Sprockets::Railtie.build_environment(Rails.application) end
 end

lib/squash/javascript/tasks/sourcemaps.rake

@@ -31,9 +31,10 @@ namespace :sourcemaps do
     end
 
     task concatenated: :environment do
-      Rails.application.assets.each_logical_path(Rails.application.config.assets.precompile) do |path|
+      env = Sprockets::Railtie.build_environment(Rails.application)
+      env.each_logical_path(Rails.application.config.assets.precompile) do |path|
         next unless path.end_with?('.js')
-        asset = Rails.application.assets.find_asset(path)
+        asset = env.find_asset(path)
         next unless asset.included
         map = asset.sourcemap
         Squash::Uploader.new(Squash::Ruby.configuration(:api_host),

squash_javascript.gemspec

@@ -11,7 +11,7 @@ Gem::Specification.new do |s|
   s.required_rubygems_version = Gem::Requirement.new(">= 0") if s.respond_to? :required_rubygems_version=
   s.require_paths = ["lib"]
   s.authors = ["Tim Morgan"]
-  s.date = "2015-12-07"
+  s.date = "2016-01-26"
   s.description = "This client library records exceptions in front-end JavaScript code to Squash."
   s.email = "tim@squareup.com"
   s.executables = ["upload_source_map"]
@@ -40,7 +40,7 @@ Gem::Specification.new do |s|
   ]
   s.homepage = "http://github.com/SquareSquash/javascript"
   s.licenses = ["Apache 2.0"]
-  s.rubygems_version = "2.5.0"
+  s.rubygems_version = "2.5.1"
   s.summary = "Squash client for JavaScript projects"
 
   if s.respond_to? :specification_version then