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Contents
module Merb
module Helpers
module Tag
# Creates a generic HTML 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>
#
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
# 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
def open_tag(name, attrs = nil)
"<#{name}#{' ' + attrs.to_html_attributes unless attrs.blank?}>"
end
# Creates a closing tag
def close_tag(name)
"</#{name}>"
end
# 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"
def self_closing_tag(name, attrs = nil)
"<#{name}#{' ' + attrs.to_html_attributes if attrs && !attrs.empty?}/>"
end
end
end
end
module Merb::GlobalHelpers
include Merb::Helpers::Tag
end
Version data entries
36 entries across 36 versions & 2 rubygems