class Webpacker::DevServerRunner
Public Instance Methods
run()
click to toggle source
# File lib/webpacker/dev_server_runner.rb, line 9 def run load_config detect_port! execute_cmd end
Private Instance Methods
detect_port!()
click to toggle source
# File lib/webpacker/dev_server_runner.rb, line 37 def detect_port! server = TCPServer.new(@hostname, @port) server.close rescue Errno::EADDRINUSE $stdout.puts "Another program is running on port #{@port}. Set a new port in #{@config.config_path} for dev_server" exit! end
execute_cmd()
click to toggle source
# File lib/webpacker/dev_server_runner.rb, line 46 def execute_cmd env = Webpacker::Compiler.env env["WEBPACKER_CONFIG"] = @webpacker_config cmd = if node_modules_bin_exist? ["#{@node_modules_bin_path}/webpack-dev-server"] else ["yarn", "webpack-dev-server"] end if @argv.include?("--debug-webpacker") cmd = [ "node", "--inspect-brk"] + cmd end cmd += ["--config", @webpack_config] cmd += ["--progress", "--color"] if @pretty Dir.chdir(@app_path) do Kernel.exec env, *cmd end end
load_config()
click to toggle source
# File lib/webpacker/dev_server_runner.rb, line 16 def load_config app_root = Pathname.new(@app_path) @config = Configuration.new( root_path: app_root, config_path: app_root.join("config/webpacker.yml"), env: ENV["RAILS_ENV"] ) dev_server = DevServer.new(@config) @hostname = dev_server.host @port = dev_server.port @pretty = dev_server.pretty? rescue Errno::ENOENT, NoMethodError $stdout.puts "webpack dev_server configuration not found in #{@config.config_path}[#{ENV["RAILS_ENV"]}]." $stdout.puts "Please run bundle exec rails webpacker:install to install Webpacker" exit! end
node_modules_bin_exist?()
click to toggle source
# File lib/webpacker/dev_server_runner.rb, line 68 def node_modules_bin_exist? File.exist?("#{@node_modules_bin_path}/webpack-dev-server") end