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Contents

module Liquid

  # Assign sets a variable in your template.
  #
  #   {% assign foo = 'monkey' %}
  #
  # You can then use the variable later in the page.
  #
  #  {{ foo }}
  #
  class Assign < Tag
    Syntax = /(#{VariableSignature}+)\s*=\s*(.*)\s*/o


    def initialize(tag_name, markup, tokens, options)
      if markup =~ Syntax
        @to = $1
        @from = Variable.new($2)
      else
        raise SyntaxError.new options[:locale].t("errors.syntax.assign")
      end

      super
    end

    def render(context)
      val = @from.render(context)
      context.scopes.last[@to] = val
      context.resource_limits[:assign_score_current] += (val.respond_to?(:length) ? val.length : 1)
      ''
    end

  end

  Template.register_tag('assign', Assign)
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version Path
locomotivecms-liquid-2.6.0 lib/liquid/tags/assign.rb