Class: RubyProf::FlatPrinterWithLineNumbers

Inherits:
FlatPrinter show all
Defined in:
lib/ruby-prof/printers/flat_printer_with_line_numbers.rb

Overview

Generates flat profile reports as text. To use the flat printer with line numbers:

result = RubyProf.profile do
  [code to profile]
end

printer = RubyProf::FlatPrinterWithLineNumbers.new(result)
printer.print(STDOUT, {})

Instance Method Summary collapse

Methods inherited from FlatPrinter

#sort_method

Methods inherited from AbstractPrinter

#initialize, #method_name, #min_percent, #print, #print_file, #print_footer, #print_header, #print_thread, #print_threads, #setup_options, #sort_method

Constructor Details

This class inherits a constructor from RubyProf::AbstractPrinter

Instance Method Details


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# File 'lib/ruby-prof/printers/flat_printer_with_line_numbers.rb', line 15

def print_methods(thread)
  total_time = thread.total_time

  methods = thread.methods.sort_by(&sort_method).reverse
  sum = 0
  methods.each do |method|
    self_percent = (method.self_time / total_time) * 100
    next if self_percent < min_percent

    sum += method.self_time
    #self_time_called = method.called > 0 ? method.self_time/method.called : 0
    #total_time_called = method.called > 0? method.total_time/method.called : 0

    @output << "%6.2f  %9.3f %9.3f %9.3f %9.3f %8d  %s%s" % [
        method.self_time / total_time * 100, # %self
        method.total_time,                   # total
        method.self_time,                    # self
        method.wait_time,                    # wait
        method.children_time,                # children
        method.called,                       # calls
        method.recursive? ? "*" : " ",       # cycle
        method_name(method)                  # name
    ]
     if method.source_file == 'ruby_runtime'
       @output << "\n"
     else
       @output << "\n      defined at:\n"
       @output << "          %s:%s\n" % [File.expand_path(method.source_file), method.line]
     end

     callers = []
     method.call_infos.each do |ci|
       if ci.parent && ci.parent.target.source_file != 'ruby_runtime'
         callers << [method_name(ci.parent.target), File.expand_path(ci.parent.target.source_file), ci.parent.target.line]
       end
     end
     # make sure callers are unique
     callers.uniq!

     unless callers.empty?
       @output << "      called from:\n"
       callers.each do |args|
         @output << "          %s (%s:%s)\n" % args
       end
     end
     @output << "\n"
  end
end