Class: Liquid2::UnlessTag

Inherits:
IfTag show all
Defined in:
lib/liquid2/nodes/tags/unless.rb

Overview

The standard unless tag.

Constant Summary collapse

END_TAG = 
"endunless"
END_BLOCK = 
Set["else", "elsif", "endunless"].freeze

Instance Attribute Summary

Attributes inherited from Node

#blank, #token

Instance Method Summary collapse

Methods inherited from IfTag

#children, #expressions, #initialize, parse, parse_elsif

Methods inherited from Tag

#initialize, #name

Methods inherited from Node

#block_scope, #children, #expressions, #initialize, #partial_scope, #render_with_disabled_tag_check, #template_scope

Constructor Details

This class inherits a constructor from Liquid2::IfTag

Instance Method Details

#render(context, buffer) ⇒ Object 



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# File 'lib/liquid2/nodes/tags/unless.rb', line 11

def render(context, buffer)
  return @block.render(context, buffer) unless @expression.evaluate(context)

  @alternatives.each do |alt|
    return alt.block.render(context, buffer) if alt.expression.evaluate(context)
  end

  return (@default || raise).render(context, buffer) if @default

  0
end