discourse/lib/ember_cli.rb

66 lines
1.7 KiB
Ruby

# frozen_string_literal: true
class EmberCli < ActiveSupport::CurrentAttributes
# Cache which persists for the duration of a request
attribute :request_cache
def self.dist_dir
"#{Rails.root}/app/assets/javascripts/discourse/dist"
end
def self.assets
cache[:assets] ||= Dir.glob("**/*.{js,map,txt,css}", base: "#{dist_dir}/assets")
end
def self.script_chunks
return cache[:script_chunks] if cache[:script_chunks]
chunk_infos = JSON.parse(File.read("#{dist_dir}/assets.json"))
chunk_infos.transform_keys! { |key| key.delete_prefix("assets/").delete_suffix(".js") }
chunk_infos.transform_values! do |value|
value["assets"].map { |chunk| chunk.delete_prefix("assets/").delete_suffix(".js") }
end
# Special case - vendor.js is fingerprinted by Embroider in production, but not run through Webpack
if !assets.include?("vendor.js") &&
fingerprinted = assets.find { |a| a.match?(/^vendor\..*\.js$/) }
chunk_infos["vendor"] = [fingerprinted.delete_suffix(".js")]
end
cache[:script_chunks] = chunk_infos
rescue Errno::ENOENT
{}
end
def self.is_ember_cli_asset?(name)
assets.include?(name) || script_chunks.values.flatten.include?(name.delete_suffix(".js"))
end
def self.ember_version
@version ||=
begin
ember_source_package_raw = File.read("#{Rails.root}/node_modules/ember-source/package.json")
JSON.parse(ember_source_package_raw)["version"]
end
end
def self.has_tests?
File.exist?("#{dist_dir}/tests/index.html")
end
def self.cache
if Rails.env.development?
self.request_cache ||= {}
else
@production_cache ||= {}
end
end
def self.clear_cache!
self.request_cache = nil
@production_cache = nil
end
end