--- !ruby/object:RI::MethodDescription aliases: [] block_params: comment: - !ruby/struct:SM::Flow::P body: "Similar to #read, but raises EOFError at end of string instead of returning nil, as well as IO#sysread does." full_name: StringIO#sysread is_singleton: false name: sysread params: | strio.sysread(integer[, outbuf]) -> string visibility: public