Project

progress

0.2
No release in over 3 years
Show progress of long running tasks
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 Dependencies

Development

~> 3.0
~> 1.0
 Project Readme

Gem Version Build Status Rubocop Code Climate Depfu Inch CI

progress

Show progress during console script run.

Installation

gem install progress

Usage

1000.times_with_progress('Counting to 1000') do |i|
  # do something with i
end

or without title:

1000.times_with_progress do |i|
  # do something with i
end

With array:

[1, 2, 3].with_progress('1…2…3').each do |i|
  # still counting
end

.each is optional:

[1, 2, 3].with_progress('1…2…3') do |i|
  # =||=
end

Nested progress

(1..10).with_progress('Outer').map do |a|
  (1..10).with_progress('Middle').map do |b|
    (1..10).with_progress('Inner').map do |c|
      # do something with a, b and c
    end
  end
end

You can also show note:

[1, 2, 3].with_progress do |i|
  Progress.note = i
  sleep 5
end

You can use any enumerable method:

[1, 2, 3].with_progress.map{ |i| 'do stuff' }
[1, 2, 3].with_progress.each_cons(3){ |i| 'do stuff' }
[1, 2, 3].with_progress.each_slice(2){ |i| 'do stuff' }
# …

Any enumerable will work:

(1..100).with_progress('Wait') do |i|
  # ranges are good
end

Dir.new('.').with_progress do |path|
  # check path
end

NOTE: progress gets number of objects using length, size, to_a.length or just inject and if used on objects which needs rewind (like opened File), cycle itself will not work.

Use simple blocks:

symbols = []
Progress.start('Input 100 symbols', 100) do
  while symbols.length < 100
    input = gets.scan(/\S/)
    symbols += input
    Progress.step input.length
  end
end

or just

symbols = []
Progress('Input 100 symbols', 100) do
  while symbols.length < 100
    input = gets.scan(/\S/)
    symbols += input
    Progress.step input.length
  end
end

NOTE: you will get WRONG progress if you use something like this:

10.times_with_progress('A') do |time|
  10.times_with_progress('B') do
    # code
  end
  10.times_with_progress('C') do
    # code
  end
end

But you can use this:

10.times_with_progress('A') do |time|
  Progress.step 5 do
    10.times_with_progress('B') do
      # code
    end
  end
  Progress.step 5 do
    10.times_with_progress('C') do
      # code
    end
  end
end

Or if you know that B runs 9 times faster than C:

10.times_with_progress('A') do |time|
  Progress.step 1 do
    10.times_with_progress('B') do
      # code
    end
  end
  Progress.step 9 do
    10.times_with_progress('C') do
      # code
    end
  end
end

Copyright

Copyright (c) 2008-2021 Ivan Kuchin. See LICENSE.txt for details.