# Copyright 2013 Google Inc. All Rights Reserved. # Licensed under the Apache License, Version 2.0, found in the LICENSE file. class Rack::AllocationStats::Formatters::Text < Rack::AllocationStats::Formatters::Base def format file_length = @allocations.inject(0) { |length, allocation| [allocation[0][0].length , length].max } total_count = @tracer.stats.allocations.all.size bytes = @tracer.stats.allocations.bytes.all.inject { |sum, e| sum + e } sums = "Total: #{total_count} allocations; #{bytes} bytes\n\n" body = [] if @tracer.gc_report gc_report = @tracer.stats.gc_profiler_report + "\n\n" body += [gc_report] end running_total = 0 body + @allocations.map do |key, group| sourcefile = key[0] sourceline = key[1] klass = key[2] my_pct = (group.size * 1.0 / total_count) * 100 running_total += group.size running_pct = (running_total * 1.0 / total_count) * 100 # TODO add a parameter to show/hide pct #"%-#{file_length+4}s allocated %4d `%s` (%4.2f %4.2f)\n" % ["#{sourcefile}:#{sourceline}", group.size, klass, my_pct, running_pct] "%-#{file_length+4}s allocated %4d `%s`\n" % ["#{sourcefile}:#{sourceline}", group.size, klass] end end end