Class: Liquid::CustomBlocks::KeyIterator
- Inherits:
-
Block
- Object
- Block
- Liquid::CustomBlocks::KeyIterator
- Defined in:
- lib/liquid/custom_blocks/key_iterator.rb
Instance Method Summary collapse
-
#initialize(tag_name, markup, tokens) ⇒ KeyIterator
constructor
A new instance of KeyIterator.
- #render(context) ⇒ Object
Constructor Details
#initialize(tag_name, markup, tokens) ⇒ KeyIterator
Returns a new instance of KeyIterator.
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# File 'lib/liquid/custom_blocks/key_iterator.rb', line 4 def initialize(tag_name, markup, tokens) super @context_name, @var_name = markup.split(',').map(&:strip) end |
Instance Method Details
#render(context) ⇒ Object
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# File 'lib/liquid/custom_blocks/key_iterator.rb', line 9 def render(context) res = '' iterator = context[@context_name].is_a?(Hash) ? context[@context_name].keys : context[@context_name] iterator.each.with_index do |key, index| context['index'] = index context[@var_name] = key res += super end res end |