Class: MwrapRack::Each

Inherits:
Struct
  • Object
show all
Includes:
HtmlResponse
Defined in:
lib/mwrap_rack.rb

Overview

:nodoc:

Constant Summary collapse

HEADER = 
'<tr><th>' + %w(total allocations frees mean_life max_life
location).join('</th><th>') + '</th></tr>'
FIELDS = 
%w(total allocations frees mean_life max_life location)

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from HtmlResponse

#response

Instance Attribute Details

#min ⇒ Object

Returns the value of attribute min

Returns:

  • (Object) —

    the current value of min



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# File 'lib/mwrap_rack.rb', line 33

def min
  @min
end

#script_name ⇒ Object

Returns the value of attribute script_name

Returns:

  • (Object) —

    the current value of script_name



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# File 'lib/mwrap_rack.rb', line 33

def script_name
  @script_name
end

#sort ⇒ Object

Returns the value of attribute sort

Returns:

  • (Object) —

    the current value of sort



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# File 'lib/mwrap_rack.rb', line 33

def sort
  @sort
end

Instance Method Details

#each ⇒ Object 



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# File 'lib/mwrap_rack.rb', line 38

def each
  Mwrap.quiet do
    t = -"Mwrap.each(#{min})"
    sn = script_name
    all = []
    f = FIELDS.dup
    sc = FIELDS.index(sort || 'total') || 0
    f[sc] = -"<b>#{f[sc]}</b>"
    f.map! do |hdr|
      if hdr.start_with?('<b>')
        hdr
      else
        -%Q(<a\nhref="#{sn}/each/#{min}?sort=#{hdr}">#{hdr}</a>)
      end
    end
    Mwrap.each(min) do |loc, total, allocations, frees, age_sum, max_life|
      mean_life = frees == 0 ? Float::INFINITY : age_sum/frees.to_f
      all << [total,allocations,frees,mean_life,max_life,loc]
    end
    all.sort_by! { |cols| -cols[sc] }

    yield(-"<html><head><title>#{t}</title></head>" \
           "<body><h1>#{t}</h1>\n" \
           "<h2>Current generation: #{GC.count}</h2>\n<table>\n" \
           "<tr><th>#{f.join('</th><th>')}</th></tr>\n")
    all.each do |cols|
      loc = cols.pop
      cols[3] = sprintf('%0.3f', cols[3]) # mean_life
      href = -(+"#{sn}/at/#{CGI.escape(loc)}").encode!(xml: :attr)
      yield(%Q(<tr><td>#{cols.join('</td><td>')}<td><a\nhref=#{
              href}>#{-loc.encode(xml: :text)}</a></td></tr>\n))
      cols.clear
    end.clear
    yield "</table></body></html>\n"
  end
end