reliable

Reliable

A ruby gem to reliably retry methods and blocks in a reusable, customizable, clean way.

Installation

Add this line to your application's Gemfile:

gem 'reliable'

And then execute:

$ bundle

Or install it yourself as:

$ gem install reliable

Usage

Reliable::Tryer.after_call = -> value:, error:, tries: {
  puts "#{tries}: value=#{value}, error=#{error.class.name}(#{error})"
}

class Test
  extend Reliable

  class FooError < StandardError; end

  def foo
    raise FooError, 'message' if rand < 0.8
    "successful result"
  end

  retries :foo, up_to: 3.times, on: FooError
end

# Test.new.foo
#1: value=, error=Test::FooError(message)
#Retrying on error: Test::FooError: message
#2: value=, error=Test::FooError(message)
#Retrying on error: Test::FooError: message
#3: value=successful result, error=NilClass()
#=> "successful result"

Contributing

• Fork it ( https://github.com/[my-github-username]/reliable/fork )
• Create your feature branch (git checkout -b my-new-feature)
• Commit your changes (git commit -am 'Add some feature')
• Push to the branch (git push origin my-new-feature)
• Create a new Pull Request