/usr/lib/ruby/vendor_ruby/faraday/options.rb is in ruby-faraday 0.9.2-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# Subclasses Struct with some special helpers for converting from a Hash to
# a Struct.
class Options < Struct
# Public
def self.from(value)
value ? new.update(value) : new
end
# Public
def each
return to_enum(:each) unless block_given?
members.each do |key|
yield(key.to_sym, send(key))
end
end
# Public
def update(obj)
obj.each do |key, value|
if sub_options = self.class.options_for(key)
value = sub_options.from(value) if value
elsif Hash === value
hash = {}
value.each do |hash_key, hash_value|
hash[hash_key] = hash_value
end
value = hash
end
self.send("#{key}=", value) unless value.nil?
end
self
end
alias merge! update
# Public
def delete(key)
value = send(key)
send("#{key}=", nil)
value
end
# Public
def clear
members.each { |member| delete(member) }
end
# Public
def merge(value)
dup.update(value)
end
# Public
def fetch(key, *args)
unless symbolized_key_set.include?(key.to_sym)
key_setter = "#{key}="
if args.size > 0
send(key_setter, args.first)
elsif block_given?
send(key_setter, Proc.new.call(key))
else
raise self.class.fetch_error_class, "key not found: #{key.inspect}"
end
end
send(key)
end
# Public
def values_at(*keys)
keys.map { |key| send(key) }
end
# Public
def keys
members.reject { |member| send(member).nil? }
end
# Public
def empty?
keys.empty?
end
# Public
def each_key
return to_enum(:each_key) unless block_given?
keys.each do |key|
yield(key)
end
end
# Public
def key?(key)
keys.include?(key)
end
alias has_key? key?
# Public
def each_value
return to_enum(:each_value) unless block_given?
values.each do |value|
yield(value)
end
end
# Public
def value?(value)
values.include?(value)
end
alias has_value? value?
# Public
def to_hash
hash = {}
members.each do |key|
value = send(key)
hash[key.to_sym] = value unless value.nil?
end
hash
end
# Internal
def inspect
values = []
members.each do |member|
value = send(member)
values << "#{member}=#{value.inspect}" if value
end
values = values.empty? ? ' (empty)' : (' ' << values.join(", "))
%(#<#{self.class}#{values}>)
end
# Internal
def self.options(mapping)
attribute_options.update(mapping)
end
# Internal
def self.options_for(key)
attribute_options[key]
end
# Internal
def self.attribute_options
@attribute_options ||= {}
end
def self.memoized(key)
memoized_attributes[key.to_sym] = Proc.new
class_eval <<-RUBY, __FILE__, __LINE__ + 1
def #{key}() self[:#{key}]; end
RUBY
end
def self.memoized_attributes
@memoized_attributes ||= {}
end
def [](key)
key = key.to_sym
if method = self.class.memoized_attributes[key]
super(key) || (self[key] = instance_eval(&method))
else
super
end
end
def symbolized_key_set
@symbolized_key_set ||= Set.new(keys.map { |k| k.to_sym })
end
def self.inherited(subclass)
super
subclass.attribute_options.update(attribute_options)
subclass.memoized_attributes.update(memoized_attributes)
end
def self.fetch_error_class
@fetch_error_class ||= if Object.const_defined?(:KeyError)
::KeyError
else
::IndexError
end
end
end
class RequestOptions < Options.new(:params_encoder, :proxy, :bind,
:timeout, :open_timeout, :boundary,
:oauth)
def []=(key, value)
if key && key.to_sym == :proxy
super(key, value ? ProxyOptions.from(value) : nil)
else
super(key, value)
end
end
end
class SSLOptions < Options.new(:verify, :ca_file, :ca_path, :verify_mode,
:cert_store, :client_cert, :client_key, :certificate, :private_key, :verify_depth, :version)
def verify?
verify != false
end
def disable?
!verify?
end
end
class ProxyOptions < Options.new(:uri, :user, :password)
extend Forwardable
def_delegators :uri, :scheme, :scheme=, :host, :host=, :port, :port=, :path, :path=
def self.from(value)
case value
when String
value = {:uri => Utils.URI(value)}
when URI
value = {:uri => value}
when Hash, Options
if uri = value.delete(:uri)
value[:uri] = Utils.URI(uri)
end
end
super(value)
end
memoized(:user) { uri.user && Utils.unescape(uri.user) }
memoized(:password) { uri.password && Utils.unescape(uri.password) }
end
class ConnectionOptions < Options.new(:request, :proxy, :ssl, :builder, :url,
:parallel_manager, :params, :headers, :builder_class)
options :request => RequestOptions, :ssl => SSLOptions
memoized(:request) { self.class.options_for(:request).new }
memoized(:ssl) { self.class.options_for(:ssl).new }
memoized(:builder_class) { RackBuilder }
def new_builder(block)
builder_class.new(&block)
end
end
class Env < Options.new(:method, :body, :url, :request, :request_headers,
:ssl, :parallel_manager, :params, :response, :response_headers, :status)
ContentLength = 'Content-Length'.freeze
StatusesWithoutBody = Set.new [204, 304]
SuccessfulStatuses = 200..299
# A Set of HTTP verbs that typically send a body. If no body is set for
# these requests, the Content-Length header is set to 0.
MethodsWithBodies = Set.new [:post, :put, :patch, :options]
options :request => RequestOptions,
:request_headers => Utils::Headers, :response_headers => Utils::Headers
extend Forwardable
def_delegators :request, :params_encoder
# Public
def self.from(value)
env = super(value)
if value.respond_to?(:custom_members)
env.custom_members.update(value.custom_members)
end
env
end
# Public
def [](key)
if in_member_set?(key)
super(key)
else
custom_members[key]
end
end
# Public
def []=(key, value)
if in_member_set?(key)
super(key, value)
else
custom_members[key] = value
end
end
# Public
def success?
SuccessfulStatuses.include?(status)
end
# Public
def needs_body?
!body && MethodsWithBodies.include?(method)
end
# Public
def clear_body
request_headers[ContentLength] = '0'
self.body = ''
end
# Public
def parse_body?
!StatusesWithoutBody.include?(status)
end
# Public
def parallel?
!!parallel_manager
end
def inspect
attrs = [nil]
members.each do |mem|
if value = send(mem)
attrs << "@#{mem}=#{value.inspect}"
end
end
if !custom_members.empty?
attrs << "@custom=#{custom_members.inspect}"
end
%(#<#{self.class}#{attrs.join(" ")}>)
end
# Internal
def custom_members
@custom_members ||= {}
end
# Internal
if members.first.is_a?(Symbol)
def in_member_set?(key)
self.class.member_set.include?(key.to_sym)
end
else
def in_member_set?(key)
self.class.member_set.include?(key.to_s)
end
end
# Internal
def self.member_set
@member_set ||= Set.new(members)
end
end
end
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