class Octopress::Tags::Assign::Tag

Constants

SYNTAX

Public Class Methods

new(tag_name, markup, tokens) click to toggle source
Calls superclass method
# File lib/octopress-assign-tag.rb, line 11
def initialize(tag_name, markup, tokens)
  @markup = markup
  super
end

Public Instance Methods

render(context) click to toggle source
# File lib/octopress-assign-tag.rb, line 16
def render(context)

  return unless markup = TagHelpers::Conditional.parse(@markup, context)

  if markup =~ SYNTAX
    var      = $1
    operator = $2
    value    = $3

    value = TagHelpers::Var.get_value(value, context)
    return if value.nil?

    context = TagHelpers::Var.set_var(var, operator, value, context)
  else
    raise SyntaxError.new("Syntax Error in 'assign tag': #{@markup} - Valid syntax: assign [var] = [source] | filter")
  end
  ''
end