Upgrade webpacker to 3.5.5

Gemfile

@@ -9,7 +9,7 @@ end
 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
 gem 'rails', '~> 5.1.0'
 
-gem 'webpacker', '1.2'
+gem 'webpacker', '3.5.5'
 
 # Use postgresql as the database for Active Record
 gem 'pg', '~> 0.18'

Gemfile.lock

@@ -81,6 +81,8 @@ GEM
     pg (0.21.0)
     puma (3.12.0)
     rack (2.0.6)
+    rack-proxy (0.6.5)
+      rack
     rack-test (0.6.3)
       rack (>= 1.0)
     rails (5.1.0)
@@ -146,9 +148,9 @@ GEM
       activemodel (>= 5.0)
       bindex (>= 0.4.0)
       railties (>= 5.0)
-    webpacker (1.2)
+    webpacker (3.5.5)
       activesupport (>= 4.2)
-      multi_json (~> 1.2)
+      rack-proxy (>= 0.6.1)
       railties (>= 4.2)
     websocket-driver (0.6.5)
       websocket-extensions (>= 0.1.0)
@@ -171,7 +173,7 @@ DEPENDENCIES
   tzinfo-data
   uglifier (>= 1.3.0)
   web-console (>= 3.3.0)
-  webpacker (= 1.2)
+  webpacker (= 3.5.5)
 
 BUNDLED WITH
    1.17.1

bin/webpack

@@ -1,33 +1,15 @@
 #!/usr/bin/env ruby
-$stdout.sync = true
 
-require "shellwords"
-require "yaml"
+ENV["RAILS_ENV"] ||= ENV["RACK_ENV"] || "development"
+ENV["NODE_ENV"]  ||= "development"
 
-ENV["RAILS_ENV"] ||= "development"
-RAILS_ENV   = ENV["RAILS_ENV"]
+require "pathname"
+ENV["BUNDLE_GEMFILE"] ||= File.expand_path("../../Gemfile",
+  Pathname.new(__FILE__).realpath)
 
-ENV["NODE_ENV"] ||= RAILS_ENV
-NODE_ENV    = ENV["NODE_ENV"]
+require "rubygems"
+require "bundler/setup"
 
-APP_PATH               = File.expand_path("../", __dir__)
-CONFIG_PATH            = File.join(APP_PATH, "config/webpack/paths.yml")
-
-begin
-  paths            = YAML.load(File.read(CONFIG_PATH))[NODE_ENV]
-
-  NODE_MODULES_PATH   = File.join(APP_PATH.shellescape, paths["node_modules"])
-  WEBPACK_CONFIG_PATH = File.join(APP_PATH.shellescape, paths["config"])
-rescue Errno::ENOENT, NoMethodError
-  puts "Configuration not found in config/webpack/paths.yml"
-  puts "Please run bundle exec rails webpacker:install to install webpacker"
-  exit!
-end
-
-WEBPACK_BIN    = "#{NODE_MODULES_PATH}/.bin/webpack"
-WEBPACK_CONFIG = "#{WEBPACK_CONFIG_PATH}/#{NODE_ENV}.js"
-
-Dir.chdir(APP_PATH) do
-  exec "NODE_PATH=#{NODE_MODULES_PATH} #{WEBPACK_BIN} --config #{WEBPACK_CONFIG}" \
-    " #{ARGV.join(" ")}"
-end
+require "webpacker"
+require "webpacker/webpack_runner"
+Webpacker::WebpackRunner.run(ARGV)

bin/webpack-dev-server

@@ -1,33 +1,15 @@
 #!/usr/bin/env ruby
-$stdout.sync = true
 
-require "shellwords"
-require "yaml"
+ENV["RAILS_ENV"] ||= ENV["RACK_ENV"] || "development"
+ENV["NODE_ENV"]  ||= "development"
 
-ENV["RAILS_ENV"] ||= "development"
-RAILS_ENV = ENV["RAILS_ENV"]
+require "pathname"
+ENV["BUNDLE_GEMFILE"] ||= File.expand_path("../../Gemfile",
+  Pathname.new(__FILE__).realpath)
 
-ENV["NODE_ENV"] ||= RAILS_ENV
-NODE_ENV = ENV["NODE_ENV"]
+require "rubygems"
+require "bundler/setup"
 
-APP_PATH    = File.expand_path("../", __dir__)
-CONFIG_PATH = File.join(APP_PATH, "config/webpack/paths.yml")
-
-begin
-  paths = YAML.load(File.read(CONFIG_PATH))[NODE_ENV]
-
-  NODE_MODULES_PATH   = File.join(APP_PATH.shellescape, paths["node_modules"])
-  WEBPACK_CONFIG_PATH = File.join(APP_PATH.shellescape, paths["config"])
-
-  WEBPACK_BIN       = "#{NODE_MODULES_PATH}/.bin/webpack-dev-server"
-  DEV_SERVER_CONFIG = "#{WEBPACK_CONFIG_PATH}/development.server.js"
-rescue Errno::ENOENT, NoMethodError
-  puts "Configuration not found in config/webpacker/paths.yml."
-  puts "Please run bundle exec rails webpacker:install to install webpacker"
-  exit!
-end
-
-Dir.chdir(APP_PATH) do
-  exec "NODE_PATH=#{NODE_MODULES_PATH} #{WEBPACK_BIN} --progress --color " \
-    "--config #{DEV_SERVER_CONFIG} #{ARGV.join(" ")}"
-end
+require "webpacker"
+require "webpacker/dev_server_runner"
+Webpacker::DevServerRunner.run(ARGV)

package.json

@@ -31,6 +31,6 @@
     "webpack-merge": "^4.1.5"
   },
   "devDependencies": {
-    "webpack-dev-server": "^3.1.10"
+    "webpack-dev-server": "^2.11.1"
   }
 }