Method: Zafu::Process::Conditional#expand_if

Defined in:
lib/zafu/process/conditional.rb

#expand_if(condition, new_node_context = self.node, alt_markup = @markup) ⇒ Object

Expand blocks with conditional processing enabled (else, elsif, etc).

Parameters

  • condition - ruby condition for the conditional execution.

  • new_node_context - (optional) new node context to enter if the clause succeeds.

  • alt_markup - (optional) alternative markup to use for the ‘else’, ‘elsif’ clauses.



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# File 'lib/zafu/process/conditional.rb', line 65

def expand_if(condition, new_node_context = self.node, alt_markup = @markup)
  res = ""
  res << "<% if #{condition} %>"
  with_context(:node => new_node_context) do
    res << wrap(expand_with)
  end

  only = method == 'case' ? %r{^[A-Z]|else|elsif|when} : %w{else elsif when}
  res << expand_with(:in_if => true, :only => only, :markup => alt_markup)
  res << "<% end %>"
  res
end