Sha256: 4e75f6cce590696bca4dafeabd02445b472e0a1a3a8334c99015c35a773dee3d
Contents?: true
Size: 1.43 KB
Versions: 22
Compression:
Stored size: 1.43 KB
Contents
ARGF = Object.new
class << ARGF
include Enumerable
def inspect
'ARGF'
end
def argv
ARGV
end
def file
fn = filename
if fn == '-'
$stdin
else
@file ||= File.open(fn, 'r')
end
end
def filename
return @filename if @filename
if argv == ['-']
'-'
elsif argv == []
@last_filename || '-'
else
@file = nil
@filename = @last_filename = argv.shift
end
end
def close
file.close
@filename = nil
self
end
def closed?
file.closed?
end
def each(*args, &block)
return enum_for(:each) unless block_given?
while (l = gets(*args))
yield(l)
end
end
def gets(*args)
s = file.gets(*args)
if s.nil?
close
s = file.gets(*args)
end
@lineno += 1 if s
s
end
def read(len = nil)
buf = ''
loop do
r = file.read(len)
if r
buf += r
len -= r.length
end
file.close
break if len && len > 0 && @filename
end
end
def readlines(*args)
each(*args).to_a
end
attr_accessor :lineno
def rewind
@lineno = 1
f = file
begin
f.rewind
rescue
nil
end
0
end
def fileno
return 0 if !@filename && @last_filename
file.fileno
end
def eof?
file.eof?
end
alias each_line each
alias eof eof?
alias path filename
alias skip close
alias to_i fileno
alias to_io file
end
ARGF.lineno = 1
Version data entries
22 entries across 22 versions & 1 rubygems