options.rb in faraday-0.17.0

- old
+ new

@@ -1,7 +1,5 @@
-# frozen_string_literal: true
-
 module Faraday
   # Subclasses Struct with some special helpers for converting from a Hash to
   # a Struct.
   class Options < Struct
     # Public
@@ -10,11 +8,10 @@
     end
 
     # Public
     def each
       return to_enum(:each) unless block_given?
-
       members.each do |key|
         yield(key.to_sym, send(key))
       end
     end
 
@@ -28,11 +25,11 @@
           new_value = value.dup
         else
           new_value = value
         end
 
-        send("#{key}=", new_value) unless new_value.nil?
+        self.send("#{key}=", new_value) unless new_value.nil?
       end
       self
     end
 
     # Public
@@ -48,18 +45,14 @@
     end
 
     # Public
     def merge!(other)
       other.each do |key, other_value|
-        self_value = send(key)
+        self_value = self.send(key)
         sub_options = self.class.options_for(key)
-        new_value = if self_value && sub_options && other_value
-                      self_value.merge(other_value)
-                    else
-                      other_value
-                    end
-        send("#{key}=", new_value) unless new_value.nil?
+        new_value = (self_value && sub_options && other_value) ? self_value.merge(other_value) : other_value
+        self.send("#{key}=", new_value) unless new_value.nil?
       end
       self
     end
 
     # Public
@@ -74,14 +67,14 @@
 
     # Public
     def fetch(key, *args)
       unless symbolized_key_set.include?(key.to_sym)
         key_setter = "#{key}="
-        if !args.empty?
+        if args.size > 0
           send(key_setter, args.first)
         elsif block_given?
-          send(key_setter, yield(key))
+          send(key_setter, Proc.new.call(key))
         else
           raise self.class.fetch_error_class, "key not found: #{key.inspect}"
         end
       end
       send(key)
@@ -103,11 +96,10 @@
     end
 
     # Public
     def each_key
       return to_enum(:each_key) unless block_given?
-
       keys.each do |key|
         yield(key)
       end
     end
 
@@ -119,11 +111,10 @@
     alias has_key? key?
 
     # Public
     def each_value
       return to_enum(:each_value) unless block_given?
-
       values.each do |value|
         yield(value)
       end
     end
 
@@ -149,13 +140,13 @@
       values = []
       members.each do |member|
         value = send(member)
         values << "#{member}=#{value.inspect}" if value
       end
-      values = values.empty? ? '(empty)' : values.join(', ')
+      values = values.empty? ? ' (empty)' : (' ' << values.join(", "))
 
-      %(#<#{self.class} #{values}>)
+      %(#<#{self.class}#{values}>)
     end
 
     # Internal
     def self.options(mapping)
       attribute_options.update(mapping)
@@ -169,16 +160,12 @@
     # Internal
     def self.attribute_options
       @attribute_options ||= {}
     end
 
-    def self.memoized(key, &block)
-      unless block_given?
-        raise ArgumentError, '#memoized must be called with a block'
-      end
-
-      memoized_attributes[key.to_sym] = block
+    def self.memoized(key)
+      memoized_attributes[key.to_sym] = Proc.new
       class_eval <<-RUBY, __FILE__, __LINE__ + 1
         def #{key}() self[:#{key}]; end
       RUBY
     end
 
@@ -186,37 +173,201 @@
       @memoized_attributes ||= {}
     end
 
     def [](key)
       key = key.to_sym
-      if (method = self.class.memoized_attributes[key])
+      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(&:to_sym))
+      @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
+        ::KeyError
+      else
+        ::IndexError
+      end
     end
   end
-end
 
-require 'faraday/options/request_options'
-require 'faraday/options/ssl_options'
-require 'faraday/options/proxy_options'
-require 'faraday/options/connection_options'
-require 'faraday/options/env'
+  class RequestOptions < Options.new(:params_encoder, :proxy, :bind,
+    :timeout, :open_timeout, :write_timeout, :boundary, :oauth, :context)
+
+    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, :min_version, :max_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 && uri.user && Utils.unescape(uri.user) }
+    memoized(:password) { uri && 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,
+    :reason_phrase)
+
+    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