Class: ActiveLdap::Ldif::Scanner — activeldap - ActiveLdap

Class: ActiveLdap::Ldif::Scanner

Inherits:
Object
  • Object
show all
Defined in:
lib/active_ldap/ldif.rb

Constant Summary

SEPARATOR =
/(?:\r\n|\n)/
SEPARATORS =
/(?:(?:^#.*)?#{SEPARATOR})+/

Instance Method Summary (collapse)

Constructor Details

- (Scanner) initialize(source)

Returns a new instance of Scanner



501
502
503
504
505
506
# File 'lib/active_ldap/ldif.rb', line 501

def initialize(source)
  @source = source
  @scanner = StringScanner.new(@source)
  @sub_scanner = nil
  @sub_scanner = next_segment || StringScanner.new("")
end

Instance Method Details

- (Object) [](*args)



543
544
545
# File 'lib/active_ldap/ldif.rb', line 543

def [](*args)
  @sub_scanner[*args]
end

- (Object) check(regexp)



513
514
515
516
# File 'lib/active_ldap/ldif.rb', line 513

def check(regexp)
  @sub_scanner = next_segment if @sub_scanner.eos?
  @sub_scanner.check(regexp)
end

- (Object) check_separator



524
525
526
527
528
# File 'lib/active_ldap/ldif.rb', line 524

def check_separator
  return @scanner.check(SEPARATOR) if @sub_scanner.eos?

  check(SEPARATOR)
end

- (Object) column



561
562
563
564
565
566
# File 'lib/active_ldap/ldif.rb', line 561

def column
  _consumed_source = consumed_source
  return 1 if _consumed_source.empty?

  position - (_consumed_source.rindex("\n") || -1)
end

- (Boolean) eos?

Returns:

  • (Boolean)


547
548
549
550
# File 'lib/active_ldap/ldif.rb', line 547

def eos?
  @sub_scanner = next_segment if @sub_scanner.eos?
  @sub_scanner.eos? and @scanner.eos?
end

- (Object) line



552
553
554
555
556
557
558
559
# File 'lib/active_ldap/ldif.rb', line 552

def line
  _consumed_source = consumed_source
  return 1 if _consumed_source.empty?

  n = Compatible.string_to_lines(_consumed_source).size
  n += 1 if _consumed_source[-1, 1] == "\n"
  n
end

- (Object) position



568
569
570
571
572
573
574
575
576
# File 'lib/active_ldap/ldif.rb', line 568

def position
  sub_scanner_string = @sub_scanner.string
  if sub_scanner_string.respond_to?(:bytesize)
    sub_scanner_string_size = sub_scanner_string.bytesize
  else
    sub_scanner_string_size = sub_scanner_string.size
  end
  @scanner.pos - (sub_scanner_string_size - @sub_scanner.pos)
end

- (Object) scan(regexp)



508
509
510
511
# File 'lib/active_ldap/ldif.rb', line 508

def scan(regexp)
  @sub_scanner = next_segment if @sub_scanner.eos?
  @sub_scanner.scan(regexp)
end

- (Object) scan_separator



518
519
520
521
522
# File 'lib/active_ldap/ldif.rb', line 518

def scan_separator
  return @scanner.scan(SEPARATOR) if @sub_scanner.eos?

  scan(SEPARATOR)
end

- (Object) scan_separators



530
531
532
533
534
535
536
537
538
539
540
541
# File 'lib/active_ldap/ldif.rb', line 530

def scan_separators
  return @scanner.scan(SEPARATORS) if @sub_scanner.eos?

  sub_result = scan(SEPARATORS)
  return nil if sub_result.nil?
  return sub_result unless @sub_scanner.eos?

  result = @scanner.scan(SEPARATORS)
  return sub_result if result.nil?

  sub_result + result
end