Class: ActionView::Helpers::TextHelper::Cycle

Inherits:

Object

• Object
• ActionView::Helpers::TextHelper::Cycle

show all

Defined in:

actionpack/lib/action_view/helpers/text_helper.rb

Overview

Instance Attribute Summary (collapse)

• - (Object) values readonly

  Returns the value of attribute values.

Instance Method Summary (collapse)

• - (Object) current_value
• - (Cycle) initialize(first_value, *values) constructor

  A new instance of Cycle.

• - (Object) reset
• - (Object) to_s

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# File 'actionpack/lib/action_view/helpers/text_helper.rb', line 416

def initialize(first_value, *values)
  @values = values.unshift(first_value)
  reset
end

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# File 'actionpack/lib/action_view/helpers/text_helper.rb', line 414

def values
  @values
end

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# File 'actionpack/lib/action_view/helpers/text_helper.rb', line 425

def current_value
  @values[previous_index].to_s
end

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# File 'actionpack/lib/action_view/helpers/text_helper.rb', line 421

def reset
  @index = 0
end

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# File 'actionpack/lib/action_view/helpers/text_helper.rb', line 429

def to_s
  value = @values[@index].to_s
  @index = next_index
  return value
end