Module: DataMapper::Form::Tag

Included in:
Base
Defined in:
lib/dm-forms/tag.rb

Constant Summary collapse

BOOL_ATTRIBUTES =

– Borrowed / adapted from Merb ++

:selected, :checked, :multiple

Instance Method Summary collapse

Instance Method Details

#close_tag(name) ⇒ Object

Creates a closing tag



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# File 'lib/dm-forms/tag.rb', line 57

def close_tag name 
  "</#{name}>\n"
end

#open_tag(name, attrs = {}) ⇒ Object

Creates the opening tag with attributes for the provided name attrs is a hash where all members will be mapped to key=“value”

Note: This tag will need to be closed



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# File 'lib/dm-forms/tag.rb', line 50

def open_tag name, attrs = {}
  "<#{name}#{optional_attrs(attrs)}>"
end

#self_closing_tag(name, attrs = {}) ⇒ Object

Creates a self closing tag. Like <br/> or <img src=“…”/>

name : the name of the tag to create attrs : a hash where all members will be mapped to key=“value”



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# File 'lib/dm-forms/tag.rb', line 67

def self_closing_tag name, attrs = {}
  "<#{name}#{optional_attrs(attrs)}/>\n"
end

#tag(name, contents = nil, attrs = {}, &block) ⇒ Object

Creates a generic tag. You can invoke it a variety of ways.

tag :div
# <div></div>

tag :div, 'content'
# <div>content</div>

tag :div, :class => 'class'
# <div class="class"></div>

tag :div, 'content', :class => 'class'
# <div class="class">content</div>

tag :div do
  'content'
end
# <div>content</div>

tag :div, :class => 'class' do
  'content'
end
# <div class="class">content</div>



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# File 'lib/dm-forms/tag.rb', line 38

def tag name, contents = nil, attrs = {}, &block
  attrs, contents = contents, nil if contents.is_a? Hash 
  contents = yield if block_given?
  open_tag(name, attrs) + contents.to_s + close_tag(name)
end