diff options
Diffstat (limited to 'lib/readbytes.rb')
-rw-r--r-- | lib/readbytes.rb | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/lib/readbytes.rb b/lib/readbytes.rb deleted file mode 100644 index d6a3b10afe..0000000000 --- a/lib/readbytes.rb +++ /dev/null @@ -1,36 +0,0 @@ -# readbytes.rb -# -# add IO#readbytes, which reads fixed sized data. -# it guarantees read data size. - -class TruncatedDataError<IOError - def initialize(mesg, data) - @data = data - super(mesg) - end - attr_reader :data -end - -class IO - def readbytes(n) - str = read(n) - if str == nil - raise EOFError, "End of file reached" - end - if str.size < n - raise TruncatedDataError.new("data truncated", str) - end - str - end -end - -if __FILE__ == $0 - begin - loop do - print STDIN.readbytes(6) - end - rescue TruncatedDataError - p $!.data - raise - end -end |