Class: Liquid::Context
- Inherits:
-
Object
- Object
- Liquid::Context
- Defined in:
- lib/liquid-rails/liquid_monkey_patch.rb
Overview
Context keeps the variable stack and resolves variables, as well as keywords
context['variable'] = 'testing'
context['variable'] #=> 'testing'
context['true'] #=> true
context['10.2232'] #=> 10.2232
context.stack do
context['bob'] = 'bobsen'
end
context['bob'] #=> nil class Context
Instance Method Summary collapse
-
#find_variable(key) ⇒ Object
Fetches an object starting at the local scope and then moving up the hierachy.
Instance Method Details
#find_variable(key) ⇒ Object
Fetches an object starting at the local scope and then moving up the hierachy
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# File 'lib/liquid-rails/liquid_monkey_patch.rb', line 36 def find_variable(key) # This was changed from find() to find_index() because this is a very hot # path and find_index() is optimized in MRI to reduce object allocation index = @scopes.find_index { |s| s.key?(key) } scope = @scopes[index] if index variable = nil if scope.nil? variable_is_nil = @environments.any? { |e| e.has_key?(key) && e[key].nil? } unless variable_is_nil @environments.each do |e| variable = lookup_and_evaluate(e, key) unless variable.nil? scope = e break end end end end scope ||= @environments.last || @scopes.last variable ||= lookup_and_evaluate(scope, key) unless variable_is_nil variable = variable.to_liquid variable.context = self if variable.respond_to?(:context=) variable end |