Extended maintenance of Ruby versions 1.8.7 and 1.9.2 ended on July 31, 2014. Read more
Object
Reads exactly n
bytes.
If the data read is nil an EOFError is raised.
If the data read is too short a TruncatedDataError is raised and the read data is obtainable via its data method.
# File readbytes.rb, line 20 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