Class: Walrus::WalrusGrammar::ImportDirective

Inherits:
Object
  • Object
show all
Defined in:
lib/walrus/walrus_grammar/import_directive.rb

Instance Method Summary collapse

Instance Method Details

#compile(options = {}) ⇒ Object

Returns an OpenStruct encapsulating information about the receiver for use by the compiler



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# File 'lib/walrus/walrus_grammar/import_directive.rb', line 18

def compile(options = {})
  info = OpenStruct.new
  path = Pathname.new @class_name.lexeme.to_s
  
  if path.absolute?
    # it will work just fine as it is
    info.class_name   = path.basename.to_s.to_class_name
    info.require_line = "require '#{path.to_s}'"
  else
    dir, base       = path.split
    info.class_name = base.to_s.to_class_name
    if dir.to_s == '.'
      # desired template is in the same directory
      info.require_line = "require File.join(File.dirname(__FILE__), '#{base.to_s}').to_s"
    else
      # desired template is in a relative directory
      info.require_line = "require File.join(File.dirname(__FILE__), '#{dir.to_s}', '#{base.to_s}').to_s"
    end
  end  
  info
end