Auto build rspec.js

This enable using opal-rspec as a git dependency through bundler.
opal · Nov 28, 2013 · 58d10ea · 58d10ea
1 parent 4d57cb6
commit 58d10ea
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Showing 5 changed files with 57 additions and 31 deletions.
diff --git a/Gemfile b/Gemfile
@@ -5,9 +5,3 @@ gem 'opal',           :github => 'opal/opal'
 gem 'opal-sprockets', :github => 'opal/opal-sprockets'
 
 gem 'rake'
-
-gem 'rspec',              '3.0.0.beta1'
-gem 'rspec-support',      '3.0.0.beta1'
-gem 'rspec-core',         '3.0.0.beta1'
-gem 'rspec-mocks',        '3.0.0.beta1'
-gem 'rspec-expectations', '3.0.0.beta1'
diff --git a/Rakefile b/Rakefile
@@ -6,37 +6,17 @@ Opal::RSpec::RakeTask.new(:default)
 
 desc "Build opal/opal/rspec/rspec.js"
 task :build do
-  File.open('opal/opal/rspec/rspec.js', 'w+') do |out|
-    out << build_rspec
-  end
+  Opal::RSpec.build_rspec_js true
 end
 
-desc "Show dev/min sizes"
+desc 'Show dev/min sizes'
 task :sizes do
-  code = build_rspec
+  code = Opal::RSpec.build_rspec
   min  = uglify code
 
   puts "\ndevelopment: #{code.size}, minified: #{min.size}"
 end
 
-def build_rspec
-  Opal::Processor.dynamic_require_severity = :warning
-  Opal.append_path 'app'
-
-  Opal.use_gem 'rspec'
-  Opal.use_gem 'rspec-expectations'
-
-  %w[time fileutils test/unit/assertions coderay optparse shellwords socket uri
-     drb/drb diff/lcs diff/lcs/hunk].each do |asset|
-    Opal::Processor.stub_file asset
-  end
-
-  # bug in rspec? this autoload doesnt exist so we must stub it
-  Opal::Processor.stub_file 'rspec/matchers/built_in/have'
-
-  Opal.process('rspec-builder')
-end
-
 def uglify(str)
   IO.popen('uglifyjs', 'r+') do |i|
     i.puts str

diff --git a/lib/opal/rspec.rb b/lib/opal/rspec.rb
@@ -1,6 +1,44 @@
 require 'opal'
 require 'opal/rspec/version'
 
+module Opal
+  module RSpec
+    extend self
+
+    def base_dir
+      File.expand_path('../../..', __FILE__)
+    end
+
+    def build_rspec_js force = false
+      path = File.expand_path('../../../opal/opal/rspec/rspec.js', __FILE__)
+      puts "Building: #{path}..."
+      return if File.exist? path and not(force)
+      File.open(path, 'w+') { |out| out << rspec_js_code }
+    end
+
+    def rspec_js_code
+      previous_severity = Opal::Processor.dynamic_require_severity
+      Opal::Processor.dynamic_require_severity = :warning
+      Opal.append_path File.join(base_dir, 'app')
+
+      Opal.use_gem 'rspec'
+      Opal.use_gem 'rspec-expectations'
+
+      %w[time fileutils test/unit/assertions coderay optparse shellwords socket uri
+         drb/drb diff/lcs diff/lcs/hunk].each do |asset|
+        Opal::Processor.stub_file asset
+      end
+
+      # bug in rspec? this autoload doesnt exist so we must stub it
+      Opal::Processor.stub_file 'rspec/matchers/built_in/have'
+
+      Opal.process('rspec-builder').tap do
+        Opal::Processor.dynamic_require_severity = previous_severity
+      end
+    end
+  end
+end
+
 # Just register our opal code path with opal build tools
-Opal.append_path File.expand_path('../../../opal', __FILE__)
+Opal.append_path File.join(Opal::RSpec.base_dir, 'opal')
 
diff --git a/lib/opal/rspec/rake_task.rb b/lib/opal/rspec/rake_task.rb
@@ -11,8 +11,10 @@ class RakeTask
       URL = "http://localhost:9999/"
 
       def initialize(name = 'opal:rspec', &block)
+        Opal::RSpec.build_rspec_js
+
         desc "Run opal specs in phantomjs"
-        task name do
+        task name => 'opal:rspec:build' do
           require 'rack'
           require 'webrick'
 
@@ -37,6 +39,12 @@ def initialize(name = 'opal:rspec', &block)
 
           exit 1 unless success
         end
+
+        desc 'Build opal/opal/rspec/rspec.js'
+        task 'opal:rspec:build' do
+          Opal::RSpec.build_rspec_js
+        end
+
       end
     end
   end

diff --git a/opal-rspec.gemspec b/opal-rspec.gemspec
@@ -18,6 +18,12 @@ Gem::Specification.new do |s|
   s.add_dependency 'opal', '~> 0.6.0'
   s.add_dependency 'opal-sprockets', '~> 0.4.0'
 
+  s.add_dependency 'rspec',              '3.0.0.beta1'
+  s.add_dependency 'rspec-support',      '3.0.0.beta1'
+  s.add_dependency 'rspec-core',         '3.0.0.beta1'
+  s.add_dependency 'rspec-mocks',        '3.0.0.beta1'
+  s.add_dependency 'rspec-expectations', '3.0.0.beta1'
+
   s.add_development_dependency 'rake'
 end