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require "yaml"
require "active_support/core_ext/hash/keys"
require "active_support/core_ext/hash/indifferent_access"
class Webpacker::Configuration
attr_reader :root_path, :config_path, :env
def initialize(root_path:, config_path:, env:)
@root_path = root_path
@config_path = config_path
@env = env
end
def dev_server
fetch(:dev_server)
end
def compile?
fetch(:compile)
end
def source_path
root_path.join(fetch(:source_path))
end
def source_path_globbed
globbed_path_with_extensions(source_path.relative_path_from(root_path))
end
def additional_paths
fetch(:additional_paths) + resolved_paths
end
def additional_paths_globbed
additional_paths.map { |p| globbed_path_with_extensions(p) }
end
def source_entry_path
source_path.join(fetch(:source_entry_path))
end
def public_path
root_path.join(fetch(:public_root_path))
end
def public_output_path
public_path.join(fetch(:public_output_path))
end
def public_manifest_path
public_output_path.join("manifest.json")
end
def cache_manifest?
fetch(:cache_manifest)
end
def cache_path
root_path.join(fetch(:cache_path))
end
def extensions
fetch(:extensions)
end
def check_yarn_integrity=(value)
warn "Webpacker::Configuration#check_yarn_integrity=(value) has been deprecated. The integrity check has been removed from Webpacker so changing this setting will have no effect."
end
def webpack_compile_output?
fetch(:webpack_compile_output)
end
def extract_css?
fetch(:extract_css)
end
private
def resolved_paths
paths = data.fetch(:resolved_paths, [])
warn "The resolved_paths option has been deprecated. Use additional_paths instead." unless paths.empty?
paths
end
def fetch(key)
data.fetch(key, defaults[key])
end
def data
@data ||= load
end
def load
config = begin
YAML.load_file(config_path.to_s, aliases: true)
rescue ArgumentError
YAML.load_file(config_path.to_s)
end
config[env].deep_symbolize_keys
rescue Errno::ENOENT => e
raise "Webpacker configuration file not found #{config_path}. " \
"Please run rails webpacker:install " \
"Error: #{e.message}"
rescue Psych::SyntaxError => e
raise "YAML syntax error occurred while parsing #{config_path}. " \
"Please note that YAML must be consistently indented using spaces. Tabs are not allowed. " \
"Error: #{e.message}"
end
def defaults
@defaults ||= begin
path = File.expand_path("../../install/config/webpacker.yml", __FILE__)
config = begin
YAML.load_file(path, aliases: true)
rescue ArgumentError
YAML.load_file(path)
end
HashWithIndifferentAccess.new(config[env])
end
end
def globbed_path_with_extensions(path)
"#{path}/**/*{#{extensions.join(',')}}"
end
end
|
