Method: Eggshell::Processor#add_format_handler

Defined in:

lib/eggshell/processor.rb

#add_format_handler(handler, tags) ⇒ Object

TODO:

if opening tag is regex, don’t escape (but make sure it doesn’t contain {^} or {$})

Register inline format handlers with opening and closing tags. Typically, tags can be arbitrarily nested. However, nesting can be shut off completely or selectively by specifying 0 or more tags separated by a space (empty string is completely disabled).

following form: close[, non_nest]]}

Parameters:

• Array —

  tags Each entry should be a 2- or 3-element array in the

# File 'lib/eggshell/processor.rb', line 536

def add_format_handler(handler, tags)
	return if !tags.is_a?(Array)
	
	tags.each do |entry|
		open, close, no_nest = entry
		no_nest = '' if no_nest.is_a?(TrueClass)
		@fmt_handlers[open] = [handler, close, no_nest]
		_trace "add_format_handler: #{open} #{close} (non-nested: #{no_nest.inspect})"
	end

	# regenerate splitting pattern going from longest to shortest
	openers = @fmt_handlers.keys.sort do |a, b|
		b.length <=> a.length
	end

	regex = ''
	openers.each do |op|
		regex = "#{regex}|#{Regexp.quote(op)}|#{Regexp.quote(@fmt_handlers[op][1])}"
	end

	@fmt_regex = /(\\|'|"#{regex})/
end