mechanize：Mechanize::Form#checkboxes_with, #checkboxes

everyday Ruby

以下のような HTML で

<html>
<head>
<title>form test</title>
</head>
<body>

<form method="get" action="cgi/foo00.cgi" name="form1">
  <input type="checkbox" name="checkbox1" value="foo" />Foo
  <input type="checkbox" name="checkbox1" value="bar" />Bar
  <input type="checkbox" name="checkbox1" value="baz" />Baz
</form>

</body>
</html>
>> require 'mechanize'
=> true
>> agent = Mechanize.new
=> #<Mechanize:0xb74e5540 ...
>> page = agent.get('http://127.0.0.1:8080/test14_checkbox.html')
=> #<Mechanize::Page
 {url #<URI::HTTP:0xb74e1af8 URL:http://127.0.0.1:8080/test14_checkbox.html>}
 {meta}
 {title "form test"}
 {iframes}
 {frames}
 {links}
 {forms
  #<Mechanize::Form
   {name "form1"}
   {method "GET"}
   {action "cgi/foo00.cgi"}
   {fields}
   {radiobuttons}
   {checkboxes
    #<Mechanize::Form::CheckBox:0xb74d8ffc
     @checked=false,
     @name="checkbox1",
     @value="foo">
    #<Mechanize::Form::CheckBox:0xb74d8e94
     @checked=false,
     @name="checkbox1",
     @value="bar">
    #<Mechanize::Form::CheckBox:0xb74d8d2c
     @checked=false,
     @name="checkbox1",
     @value="baz">}
   {file_uploads}
   {buttons}>}>

>> f = page.form('form1')
=> #<Mechanize::Form
 {name "form1"}
 {method "GET"}
 {action "cgi/foo00.cgi"}
 {fields}
 {radiobuttons}
 {checkboxes
  #<Mechanize::Form::CheckBox:0xb74d8ffc
   @checked=false,
   @name="checkbox1",
   @value="foo">
  #<Mechanize::Form::CheckBox:0xb74d8e94
   @checked=false,
   @name="checkbox1",
   @value="bar">
  #<Mechanize::Form::CheckBox:0xb74d8d2c
   @checked=false,
   @name="checkbox1",
   @value="baz">}
 {file_uploads}
 {buttons}>

>> f.checkboxes_with
=> [#<Mechanize::Form::CheckBox:0xb74d8ffc @checked=false, @name="checkbox1", @value="foo", @form=#<Mechanize::Form
 {name "form1"}
 {method "GET"}
 {action "cgi/foo00.cgi"}
 {fields}
 {radiobuttons}
 {checkboxes
  #<Mechanize::Form::CheckBox:0xb74d8ffc
   @checked=false,
   @name="checkbox1",
   @value="foo">
  #<Mechanize::Form::CheckBox:0xb74d8e94
   @checked=false,
   @name="checkbox1",
   @value="bar">
  #<Mechanize::Form::CheckBox:0xb74d8d2c
   @checked=false,
   @name="checkbox1",
   @value="baz">}
 {file_uploads}
 {buttons}>
, @node=#<Nokogiri::XML::Element:0x..fdba6c876 name="input" attributes=[#<Nokogiri::XML::Attr:0x..fdba64694 name="type" value="checkbox">, #<Nokogiri::XML::Attr:0x..fdba6468a name="name" value="checkbox1">, #<Nokogiri::XML::Attr:0x..fdba64680 name="value" value="foo">]>>, #<Mechanize::Form::CheckBox:0xb74d8e94 @checked=false, @name="checkbox1", @value="bar", @form=#<Mechanize::Form
 {name "form1"}
 {method "GET"}
 {action "cgi/foo00.cgi"}
 {fields}
 {radiobuttons}
 {checkboxes
  #<Mechanize::Form::CheckBox:0xb74d8ffc
   @checked=false,
   @name="checkbox1",
   @value="foo">
  #<Mechanize::Form::CheckBox:0xb74d8e94
   @checked=false,
   @name="checkbox1",
   @value="bar">
  #<Mechanize::Form::CheckBox:0xb74d8d2c
   @checked=false,
   @name="checkbox1",
   @value="baz">}
 {file_uploads}
 {buttons}>
, @node=#<Nokogiri::XML::Element:0x..fdba6c826 name="input" attributes=[#<Nokogiri::XML::Attr:0x..fdba62326 name="type" value="checkbox">, #<Nokogiri::XML::Attr:0x..fdba6231c name="name" value="checkbox1">, #<Nokogiri::XML::Attr:0x..fdba62312 name="value" value="bar">]>>, #<Mechanize::Form::CheckBox:0xb74d8d2c @checked=false, @name="checkbox1", @value="baz", @form=#<Mechanize::Form
 {name "form1"}
 {method "GET"}
 {action "cgi/foo00.cgi"}
 {fields}
 {radiobuttons}
 {checkboxes
  #<Mechanize::Form::CheckBox:0xb74d8ffc
   @checked=false,
   @name="checkbox1",
   @value="foo">
  #<Mechanize::Form::CheckBox:0xb74d8e94
   @checked=false,
   @name="checkbox1",
   @value="bar">
  #<Mechanize::Form::CheckBox:0xb74d8d2c
   @checked=false,
   @name="checkbox1",
   @value="baz">}
 {file_uploads}
 {buttons}>
, @node=#<Nokogiri::XML::Element:0x..fdba6c772 name="input" attributes=[#<Nokogiri::XML::Attr:0x..fdba5ffb8 name="type" value="checkbox">, #<Nokogiri::XML::Attr:0x..fdba5ffae name="name" value="checkbox1">, #<Nokogiri::XML::Attr:0x..fdba5ffa4 name="value" value="baz">]>>]
>> f.checkboxes
=> [#<Mechanize::Form::CheckBox:0xb74d8ffc @checked=false, @name="checkbox1", @value="foo", @form=#<Mechanize::Form
 {name "form1"}
 {method "GET"}
 {action "cgi/foo00.cgi"}
 {fields}
 {radiobuttons}
 {checkboxes
  #<Mechanize::Form::CheckBox:0xb74d8ffc
   @checked=false,
   @name="checkbox1",
   @value="foo">
  #<Mechanize::Form::CheckBox:0xb74d8e94
   @checked=false,
   @name="checkbox1",
   @value="bar">
  #<Mechanize::Form::CheckBox:0xb74d8d2c
   @checked=false,
   @name="checkbox1",
   @value="baz">}
 {file_uploads}
 {buttons}>
, @node=#<Nokogiri::XML::Element:0x..fdba6c876 name="input" attributes=[#<Nokogiri::XML::Attr:0x..fdba64694 name="type" value="checkbox">, #<Nokogiri::XML::Attr:0x..fdba6468a name="name" value="checkbox1">, #<Nokogiri::XML::Attr:0x..fdba64680 name="value" value="foo">]>>, #<Mechanize::Form::CheckBox:0xb74d8e94 @checked=false, @name="checkbox1", @value="bar", @form=#<Mechanize::Form
 {name "form1"}
 {method "GET"}
 {action "cgi/foo00.cgi"}
 {fields}
 {radiobuttons}
 {checkboxes
  #<Mechanize::Form::CheckBox:0xb74d8ffc
   @checked=false,
   @name="checkbox1",
   @value="foo">
  #<Mechanize::Form::CheckBox:0xb74d8e94
   @checked=false,
   @name="checkbox1",
   @value="bar">
  #<Mechanize::Form::CheckBox:0xb74d8d2c
   @checked=false,
   @name="checkbox1",
   @value="baz">}
 {file_uploads}
 {buttons}>
, @node=#<Nokogiri::XML::Element:0x..fdba6c826 name="input" attributes=[#<Nokogiri::XML::Attr:0x..fdba62326 name="type" value="checkbox">, #<Nokogiri::XML::Attr:0x..fdba6231c name="name" value="checkbox1">, #<Nokogiri::XML::Attr:0x..fdba62312 name="value" value="bar">]>>, #<Mechanize::Form::CheckBox:0xb74d8d2c @checked=false, @name="checkbox1", @value="baz", @form=#<Mechanize::Form
 {name "form1"}
 {method "GET"}
 {action "cgi/foo00.cgi"}
 {fields}
 {radiobuttons}
 {checkboxes
  #<Mechanize::Form::CheckBox:0xb74d8ffc
   @checked=false,
   @name="checkbox1",
   @value="foo">
  #<Mechanize::Form::CheckBox:0xb74d8e94
   @checked=false,
   @name="checkbox1",
   @value="bar">
  #<Mechanize::Form::CheckBox:0xb74d8d2c
   @checked=false,
   @name="checkbox1",
   @value="baz">}
 {file_uploads}
 {buttons}>
, @node=#<Nokogiri::XML::Element:0x..fdba6c772 name="input" attributes=[#<Nokogiri::XML::Attr:0x..fdba5ffb8 name="type" value="checkbox">, #<Nokogiri::XML::Attr:0x..fdba5ffae name="name" value="checkbox1">, #<Nokogiri::XML::Attr:0x..fdba5ffa4 name="value" value="baz">]>>]

複数形の _with の場合は、「attr_reader :fields, :buttons, :file_uploads, :radiobuttons, :checkboxes」があるので _with の alias ではないらしい〜(なので引数は取れないはず)