93 lines
2.7 KiB
Ruby
93 lines
2.7 KiB
Ruby
require 'rake/dsl_definition'
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module Guard
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class RailsAssets::RailsRunner
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include Rake::DSL
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@@rails_booted = false # Only one rails app is allowed, so make it a class var
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@@rails_env = nil
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def initialize(options={})
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@@rails_env = (options[:rails_env] || 'test').to_s unless @@rails_booted
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end
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def self.apply_hacks
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# TODO: Hack due to Rails 3.1 issue: https://github.com/rails/rails/issues/2663#issuecomment-1990121
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ENV["RAILS_GROUPS"] ||= "assets"
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ENV["RAILS_ENV"] ||= @@rails_env
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end
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# Methods to run the asset pipeline
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# See as a reference https://github.com/rails/rails/blob/master/actionpack/lib/sprockets/assets.rake
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def self.boot_rails
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return if @@rails_booted
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puts "Booting Rails for #{@@rails_env} environment."
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require "fileutils"
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apply_hacks
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require 'rake'
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require "#{Dir.pwd}/config/environment.rb"
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app = ::Rails.application
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app.assets.cache = nil # don't touch my FS pls. (can we use `app.config.assets.cache_store = false` instead)?
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app.load_tasks
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@@rails_booted = true
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end
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def clean
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Rake::Task["tmp:cache:clear"].execute
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# copy from the "assets:clean" Rake task
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config = ::Rails.application.config
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public_asset_path = File.join(Rails.public_path, config.assets.prefix)
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rm_rf public_asset_path, :secure => true
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end
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def precompile
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# copy from the "assets:precompile" Rake task
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# Ensure that action view is loaded and the appropriate sprockets hooks get executed
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ActionView::Base
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config = ::Rails.application.config
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config.assets.compile = true
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env = ::Rails.application.assets
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# Always compile files and avoid use of existing precompiled assets
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config.assets.compile = true
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config.assets.digests = {}
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target = File.join(::Rails.public_path, config.assets.prefix)
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static_compiler = Sprockets::StaticCompiler.new(env, target, :digest => config.assets.digest)
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manifest = static_compiler.precompile(config.assets.precompile)
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manifest_path = config.assets.manifest || target
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FileUtils.mkdir_p(manifest_path)
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File.open("#{manifest_path}/manifest.yml", 'wb') do |f|
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YAML.dump(manifest, f)
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end
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end
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# Runs the asset pipeline compiler.
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#
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# @return [ Boolean ] Whether the compilation was successful or not
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def compile_assets
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self.class.boot_rails
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return false unless @@rails_booted
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begin
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clean
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precompile
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true
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rescue => e
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puts "An error occurred compiling assets: #{e}"
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false
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ensure
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::Rails.application.assets.instance_eval { expire_index! }
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end
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end
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end
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end
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