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namespace :check do
desc "Analyse the memory profile of Rouge"
task :memory do
require 'memory_profiler'
dir = Rake.application.original_dir
source = File.expand_path('lib/rouge/lexer.rb', dir)
sample = File.read(source, encoding: 'utf-8')
report = MemoryProfiler.report do
require 'rouge'
formatter = Rouge::Formatters::HTML.new
ruby_lexer = Rouge::Lexers::Ruby.new
guessed_lexer = Rouge::Lexer.find_fancy('guess', sample)
formatter.format ruby_lexer.lex(sample)
formatter.format guessed_lexer.lex(sample)
end
if ENV['CI']
report.pretty_print(scale_bytes: true, normalize_paths: true)
else
results_file = File.expand_path('rouge-memory.tmp', dir)
t_allocated = report.scale_bytes(report.total_allocated_memsize)
t_retained = report.scale_bytes(report.total_retained_memsize)
puts
puts "Total allocated: #{t_allocated} (#{report.total_allocated} objects)"
puts "Total retained: #{t_retained} (#{report.total_retained} objects)"
report.pretty_print(to_file: results_file, scale_bytes: true, normalize_paths: true)
puts
puts "Detailed report saved to file: #{results_file}"
end
end
end
CLOBBER << File.expand_path('rouge-memory.tmp', Rake.application.original_dir)
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