InactiveSupport

A collection of utilities for ruby projects.

Installation

Add this line to your application's Gemfile:

gem 'inactive_support'

And then execute:

$ bundle

Or install it yourself as:

$ gem install inactive_support

Usage

Object

#identity

returns self

[1,2,3,3,4,5,5].group_by(&:identity)
# => [[1], [2], [3,3], [4], [5,5]]

#try

send a message to the receiver and if it doesn't respond to the message, return nil

"".try(:some_method)
# => nil

#ctry

chained try, for methods with no arguments

"Somestring".ctry(:mb_chars, :downcase, :some_method)
# => nil

Hash

#delete_blank

Deletes all key/value pairs where the value is an empty string/array/hash or nil.

{ name: nil, age: 19, address: "" }.delete_blank
# => { age: 19 }

Enumerable

#consecutive_by

groups objects by an attribute that is consecutive

[1,2,3,5,6,8,9].consecutive_by(&:identity)
# => [[1,2,3],[5,6],[8,9]]

Contributing

1. Fork it
2. Create your feature branch (git checkout -b my-new-feature)
3. Commit your changes (git commit -am 'Add some feature')
4. Push to the branch (git push origin my-new-feature)
5. Create new Pull Request