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author | José Valim <jose.valim@gmail.com> | 2009-11-11 08:16:25 -0200 |
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committer | José Valim <jose.valim@gmail.com> | 2009-11-11 08:16:25 -0200 |
commit | 01ae99c681d31803f3a29f8305c9a041aa456660 (patch) | |
tree | 7fdb9e32b743aeb254854371349cecfd2499defa /activesupport/lib/active_support/core_ext/object | |
parent | d002826e54415a340e55fdbf363d005faebf8fc5 (diff) | |
parent | fca32eb6c5b41e4f19a25b7b246c4a8a3d763667 (diff) | |
download | rails-01ae99c681d31803f3a29f8305c9a041aa456660.tar.gz rails-01ae99c681d31803f3a29f8305c9a041aa456660.tar.bz2 rails-01ae99c681d31803f3a29f8305c9a041aa456660.zip |
Merge branch 'master' of git://github.com/rails/rails
Diffstat (limited to 'activesupport/lib/active_support/core_ext/object')
7 files changed, 76 insertions, 67 deletions
diff --git a/activesupport/lib/active_support/core_ext/object/conversions.rb b/activesupport/lib/active_support/core_ext/object/conversions.rb index 638f0decc1..540f7aadb0 100644 --- a/activesupport/lib/active_support/core_ext/object/conversions.rb +++ b/activesupport/lib/active_support/core_ext/object/conversions.rb @@ -1,18 +1,4 @@ +require 'active_support/core_ext/object/to_param' +require 'active_support/core_ext/object/to_query' require 'active_support/core_ext/array/conversions' require 'active_support/core_ext/hash/conversions' - -class Object - # Alias of <tt>to_s</tt>. - def to_param - to_s - end - - # Converts an object into a string suitable for use as a URL query string, using the given <tt>key</tt> as the - # param name. - # - # Note: This method is defined as a default implementation for all Objects for Hash#to_query to work. - def to_query(key) - require 'cgi' unless defined?(CGI) && defined?(CGI::escape) - "#{CGI.escape(key.to_s)}=#{CGI.escape(to_param.to_s)}" - end -end diff --git a/activesupport/lib/active_support/core_ext/object/extending.rb b/activesupport/lib/active_support/core_ext/object/extending.rb index bbf6f8563b..0cc74c8298 100644 --- a/activesupport/lib/active_support/core_ext/object/extending.rb +++ b/activesupport/lib/active_support/core_ext/object/extending.rb @@ -50,31 +50,4 @@ class Object def extend_with_included_modules_from(object) #:nodoc: object.extended_by.each { |mod| extend mod } end - - unless defined? instance_exec # 1.9 - module InstanceExecMethods #:nodoc: - end - include InstanceExecMethods - - # Evaluate the block with the given arguments within the context of - # this object, so self is set to the method receiver. - # - # From Mauricio's http://eigenclass.org/hiki/bounded+space+instance_exec - def instance_exec(*args, &block) - begin - old_critical, Thread.critical = Thread.critical, true - n = 0 - n += 1 while respond_to?(method_name = "__instance_exec#{n}") - InstanceExecMethods.module_eval { define_method(method_name, &block) } - ensure - Thread.critical = old_critical - end - - begin - send(method_name, *args) - ensure - InstanceExecMethods.module_eval { remove_method(method_name) } rescue nil - end - end - end end diff --git a/activesupport/lib/active_support/core_ext/object/instance_variables.rb b/activesupport/lib/active_support/core_ext/object/instance_variables.rb index 4ecaab3bbb..866317b17a 100644 --- a/activesupport/lib/active_support/core_ext/object/instance_variables.rb +++ b/activesupport/lib/active_support/core_ext/object/instance_variables.rb @@ -1,11 +1,4 @@ class Object - # Available in 1.8.6 and later. - unless respond_to?(:instance_variable_defined?) - def instance_variable_defined?(variable) - instance_variables.include?(variable.to_s) - end - end - # Returns a hash that maps instance variable names without "@" to their # corresponding values. Keys are strings both in Ruby 1.8 and 1.9. # diff --git a/activesupport/lib/active_support/core_ext/object/misc.rb b/activesupport/lib/active_support/core_ext/object/misc.rb index 80011dfbed..3e3af03cc5 100644 --- a/activesupport/lib/active_support/core_ext/object/misc.rb +++ b/activesupport/lib/active_support/core_ext/object/misc.rb @@ -1,3 +1,2 @@ require 'active_support/core_ext/object/returning' -require 'active_support/core_ext/object/tap' require 'active_support/core_ext/object/with_options' diff --git a/activesupport/lib/active_support/core_ext/object/tap.rb b/activesupport/lib/active_support/core_ext/object/tap.rb deleted file mode 100644 index db7e715e2d..0000000000 --- a/activesupport/lib/active_support/core_ext/object/tap.rb +++ /dev/null @@ -1,16 +0,0 @@ -class Object - # Yields <code>x</code> to the block, and then returns <code>x</code>. - # The primary purpose of this method is to "tap into" a method chain, - # in order to perform operations on intermediate results within the chain. - # - # (1..10).tap { |x| puts "original: #{x.inspect}" }.to_a. - # tap { |x| puts "array: #{x.inspect}" }. - # select { |x| x%2 == 0 }. - # tap { |x| puts "evens: #{x.inspect}" }. - # map { |x| x*x }. - # tap { |x| puts "squares: #{x.inspect}" } - def tap - yield self - self - end unless Object.respond_to?(:tap) -end diff --git a/activesupport/lib/active_support/core_ext/object/to_param.rb b/activesupport/lib/active_support/core_ext/object/to_param.rb new file mode 100644 index 0000000000..a5e2260791 --- /dev/null +++ b/activesupport/lib/active_support/core_ext/object/to_param.rb @@ -0,0 +1,47 @@ +class Object + # Alias of <tt>to_s</tt>. + def to_param + to_s + end +end + +class NilClass + def to_param + self + end +end + +class TrueClass + def to_param + self + end +end + +class FalseClass + def to_param + self + end +end + +class Array + # Calls <tt>to_param</tt> on all its elements and joins the result with + # slashes. This is used by <tt>url_for</tt> in Action Pack. + def to_param + collect { |e| e.to_param }.join '/' + end +end + +class Hash + # Converts a hash into a string suitable for use as a URL query string. An optional <tt>namespace</tt> can be + # passed to enclose the param names (see example below). + # + # ==== Examples + # { :name => 'David', :nationality => 'Danish' }.to_query # => "name=David&nationality=Danish" + # + # { :name => 'David', :nationality => 'Danish' }.to_query('user') # => "user%5Bname%5D=David&user%5Bnationality%5D=Danish" + def to_param(namespace = nil) + collect do |key, value| + value.to_query(namespace ? "#{namespace}[#{key}]" : key) + end.sort * '&' + end +end diff --git a/activesupport/lib/active_support/core_ext/object/to_query.rb b/activesupport/lib/active_support/core_ext/object/to_query.rb new file mode 100644 index 0000000000..3f1540f685 --- /dev/null +++ b/activesupport/lib/active_support/core_ext/object/to_query.rb @@ -0,0 +1,27 @@ +require 'active_support/core_ext/object/to_param' + +class Object + # Converts an object into a string suitable for use as a URL query string, using the given <tt>key</tt> as the + # param name. + # + # Note: This method is defined as a default implementation for all Objects for Hash#to_query to work. + def to_query(key) + require 'cgi' unless defined?(CGI) && defined?(CGI::escape) + "#{CGI.escape(key.to_s)}=#{CGI.escape(to_param.to_s)}" + end +end + +class Array + # Converts an array into a string suitable for use as a URL query string, + # using the given +key+ as the param name. + # + # ['Rails', 'coding'].to_query('hobbies') # => "hobbies%5B%5D=Rails&hobbies%5B%5D=coding" + def to_query(key) + prefix = "#{key}[]" + collect { |value| value.to_query(prefix) }.join '&' + end +end + +class Hash + alias_method :to_query, :to_param +end |