Module: Merb::Helpers::Tag

Included in:
GlobalHelpers, Form::Builder::Base
Defined in:
merb-helpers/lib/merb-helpers/tag_helpers.rb

Instance Method Summary (collapse)

Instance Method Details

- (Object) close_tag(name)

Creates a closing tag.

Parameters:

  • name (#to_s) —

    Tag name



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# File 'merb-helpers/lib/merb-helpers/tag_helpers.rb', line 48

def close_tag(name)
  "</#{name}>"
end

- (Object) open_tag(name, attrs = nil)

Note:

This tag will need to be closed

Creates the opening tag with attributes for the provided name.

Parameters:

  • name (#to_s) —

    Tag name

  • attrs (Hash) (defaults to: nil) —

    A hash where all members will be mapped to key="value".



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# File 'merb-helpers/lib/merb-helpers/tag_helpers.rb', line 41

def open_tag(name, attrs = nil)
  "<#{name}#{' ' + attrs.to_html_attributes unless attrs.blank?}>"
end

- (Object) self_closing_tag(name, attrs = nil)

Creates a self closing tag. Like <br/> or <img src="..."/>

Parameters:

  • name (#to_s) —

    Tag name

  • attrs (Hash) (defaults to: nil) —

    A hash where all members will be mapped to key="value".



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# File 'merb-helpers/lib/merb-helpers/tag_helpers.rb', line 55

def self_closing_tag(name, attrs = nil)
  "<#{name}#{' ' + attrs.to_html_attributes if attrs && !attrs.empty?}/>"
end

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

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

Examples:

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 'merb-helpers/lib/merb-helpers/tag_helpers.rb', line 28

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