A Ruby module for performing basic mathematical calculations.
Install the gem and add to the application's Gemfile by executing:
$ bundle add maths_calculator
If bundler is not being used to manage dependencies, install the gem by executing:
$ gem install maths_calculator
require 'maths_calculator'
# Addition
result = MathsCalculator.add(5, 3)
puts "Addition result: #{result}"
# Subtraction
result = MathsCalculator.subtract(10, 4)
puts "Subtraction result: #{result}"
# Multiplication
result = MathsCalculator.multiply(7, 2)
puts "Multiplication result: #{result}"
# Division
begin
result = MathsCalculator.divide(12, 3)
puts "Division result: #{result}"
rescue MathsCalculator::Error => e
puts "Error: #{e.message}"
end
# Exponentiation
result = MathsCalculator.exponentiate(2, 3)
puts "Exponentiation result: #{result}"
# Square Root
begin
result = MathsCalculator.square_root(16)
puts "Square Root result: #{result}"
rescue MathsCalculator::Error => e
puts "Error: #{e.message}"
end
After checking out the repo, run bin/setup to install dependencies. Then, run rake test to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.
To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and the created tag, and push the .gem file to rubygems.org.
1) Fork the repository.
2) Create a feature branch.
3) Make your changes.
4) Run the tests: rspec.
5) Commit your changes.
6) Push the branch to your fork.
7) Open a pull request.
Bug reports and pull requests are welcome on GitHub at https://github.com/ronakabhattrz/maths_calculator. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the code of conduct.
The gem is available as open source under the terms of the MIT License.
Everyone interacting in the MathsCalculator project's codebases, issue trackers, chat rooms and mailing lists is expected to follow the code of conduct.