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# frozen_string_literal: true
module Peek
module Rblineprof
module CustomControllerHelpers
extend ActiveSupport::Concern
# This will become useless once https://github.com/peek/peek-rblineprof/pull/5
# is merged
def pygmentize(file_name, code, lexer = nil)
if lexer.present?
Gitlab::Highlight.highlight(file_name, code)
else
"<pre>#{Rack::Utils.escape_html(code)}</pre>"
end
end
# rubocop:disable all
def inject_rblineprof
ret = nil
profile = lineprof(rblineprof_profiler_regex) do
ret = yield
end
if response.content_type =~ %r|text/html|
sort = params[:lineprofiler_sort]
mode = params[:lineprofiler_mode] || 'cpu'
min = (params[:lineprofiler_min] || 5).to_i * 1000
summary = params[:lineprofiler_summary]
# Sort each file by the longest calculated time
per_file = profile.map do |file, lines|
total, child, excl, total_cpu, child_cpu, excl_cpu = lines[0]
wall = summary == 'exclusive' ? excl : total
cpu = summary == 'exclusive' ? excl_cpu : total_cpu
idle = summary == 'exclusive' ? (excl - excl_cpu) : (total - total_cpu)
[
file, lines,
wall, cpu, idle,
sort == 'idle' ? idle : sort == 'cpu' ? cpu : wall
]
end.sort_by{ |a,b,c,d,e,f| -f }
output = ["<div class='modal-dialog modal-xl'><div class='modal-content'>"]
output << "<div class='modal-header'>"
output << "<h4>Line profiling: #{human_description(params[:lineprofiler])}</h4>"
output << "<button class='close' type='button' data-dismiss='modal' aria-label='close'><span aria-hidden='true'>×</span></button>"
output << "</div>"
output << "<div class='modal-body'>"
per_file.each do |file_name, lines, file_wall, file_cpu, file_idle, file_sort|
output << "<div class='peek-rblineprof-file'><div class='heading'>"
show_src = file_sort > min
tmpl = show_src ? "<a href='#' class='js-lineprof-file'>%s</a>" : "%s"
if mode == 'cpu'
output << sprintf("<span class='duration'>% 8.1fms + % 8.1fms</span> #{tmpl}", file_cpu / 1000.0, file_idle / 1000.0, file_name.sub(Rails.root.to_s + '/', ''))
else
output << sprintf("<span class='duration'>% 8.1fms</span> #{tmpl}", file_wall/1000.0, file_name.sub(Rails.root.to_s + '/', ''))
end
output << "</div>" # .heading
next unless show_src
output << "<div class='data'>"
code = []
times = []
File.readlines(file_name).each_with_index do |line, i|
code << line
wall, cpu, calls = lines[i + 1]
if calls && calls > 0
if mode == 'cpu'
idle = wall - cpu
times << sprintf("% 8.1fms + % 8.1fms (% 5d)", cpu / 1000.0, idle / 1000.0, calls)
else
times << sprintf("% 8.1fms (% 5d)", wall / 1000.0, calls)
end
else
times << ' '
end
end
output << "<pre class='duration'>#{times.join("\n")}</pre>"
# The following line was changed from
# https://github.com/peek/peek-rblineprof/blob/8d3b7a283a27de2f40abda45974516693d882258/lib/peek/rblineprof/controller_helpers.rb#L125
# This will become useless once https://github.com/peek/peek-rblineprof/pull/16
# is merged and is implemented.
output << "<pre class='code highlight white'>#{pygmentize(file_name, code.join, 'ruby')}</pre>"
output << "</div></div>" # .data then .peek-rblineprof-file
end
output << "</div></div></div>"
response.body += "<div class='modal' id='modal-peek-line-profile' tabindex=-1>#{output.join}</div>".html_safe
end
ret
end
private
def human_description(lineprofiler_param)
case lineprofiler_param
when 'app'
'app/ & lib/'
when 'views'
'app/view/'
when 'gems'
'vendor/gems'
when 'all'
'everything in Rails.root'
when 'stdlib'
'everything in the Ruby standard library'
else
'app/, config/, lib/, vendor/ & plugin/'
end
end
end
end
end
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