Method: YARD::Parser::SourceParser#parse

Defined in:
lib/yard/parser/source_parser.rb

#parse(content = __FILE__) ⇒ Object?

The main parser method. This should not be called directly. Instead, use the class methods parse and parse_string.

Parameters:

  • content (String, #read, Object) (defaults to: __FILE__) —

    the source file to parse

Returns:

  • (Object, nil) —

    the parser object used to parse the source



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# File 'lib/yard/parser/source_parser.rb', line 418

def parse(content = __FILE__)
  case content
  when String
    @file = File.cleanpath(content)
    content = convert_encoding(String.new(File.read_binary(file)))
    checksum = Registry.checksum_for(content)
    return if Registry.checksums[file] == checksum

    if Registry.checksums.key?(file)
      log.info "File '#{file}' was modified, re-processing..."
    end
    Registry.checksums[@file] = checksum
    self.parser_type = parser_type_for_filename(file)
  else
    content = content.read if content.respond_to? :read
  end

  @contents = content
  @parser = parser_class.new(content, file)

  self.class.before_parse_file_callbacks.each do |cb|
    return @parser if cb.call(self) == false
  end

  @parser.parse
  post_process

  self.class.after_parse_file_callbacks.each do |cb|
    cb.call(self)
  end

  @parser
rescue ArgumentError, NotImplementedError => e
  log.warn("Cannot parse `#{file}': #{e.message}")
  log.backtrace(e, :warn)
rescue ParserSyntaxError => e
  log.warn(e.message.capitalize)
  log.backtrace(e, :warn)
end