Class: Forme::Tag

Inherits:
Object
  • Object
show all
Defined in:
lib/forme.rb

Overview

Low level abstract tag form, where each instance represents a html tag with attributes and children.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(form, type, attr = {}, children = nil) ⇒ Tag

Set the form, type, attr, and children.



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# File 'lib/forme.rb', line 522

def initialize(form, type, attr={}, children=nil)
  case children
  when Array
    @children = children
  when nil
    @children = nil
  else
    @children = [children]
  end
  @form, @type, @attr = form, type, (attr||{})
end

Instance Attribute Details

#attr ⇒ Object (readonly)

The attributes hash of this receiver.



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# File 'lib/forme.rb', line 515

def attr
  @attr
end

#children ⇒ Object (readonly)

An array instance representing the children of the receiver, or possibly nil if the receiver has no children.



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# File 'lib/forme.rb', line 519

def children
  @children
end

#form ⇒ Object (readonly)

The Form object related to the receiver.



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# File 'lib/forme.rb', line 509

def form
  @form
end

#type ⇒ Object (readonly)

The type of tag, should be a symbol (e.g. :input, :select).



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# File 'lib/forme.rb', line 512

def type
  @type
end

Instance Method Details

#<<(child) ⇒ Object

Adds a child to the array of receiver’s children.



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# File 'lib/forme.rb', line 535

def <<(child)
  if children
    children << child
  else
    @children = [child]
  end
end

#tag(*a, &block) ⇒ Object

Create a new Tag instance with the given arguments and block related to the receiver’s form.



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# File 'lib/forme.rb', line 545

def tag(*a, &block)
  form._tag(*a, &block)
end

#to_s ⇒ Object

Return a string containing the serialized content of the receiver.



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# File 'lib/forme.rb', line 550

def to_s
  form.serialize(self)
end