gistfile1.txt

#
# Enable ruby call tracing and filter to calls that are in your project or file or class name or an event, etc
#
# Copy this into your .irbrc for use when you need it.
#
#     trace_on("my_project")
#
def trace_on(filter = nil)
  set_trace_func proc { |event, file, line, id, binding, classname|
    line = sprintf "%8s %s:%-2d %10s %8s\n", event, file, line, id, classname
    puts line if line =~ /#{filter}/ && line !~ /[\(\/]irb[\)\/\.]/
  }
end

def trace_off
  set_trace_func nil
end