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String Calculator

Overview

StringCalculator is a simple Ruby class that has a class method add which adds numbers provided as a string supporting custom delimiters, including commas and new lines, but raises exception when negative numbers are present.

Features

  • Addition of numbers provided as a string
  • Support for different delimiters (comma, new line, custom delimiter)
  • Handling of negative numbers
  • Unit tests using RSpec for ensuring correctness

Usage

To use the String Calculator, follow these steps:

  1. Clone the repository:

    git clone [email protected]:ssaha777/string_calculator.git

  2. Install dependencies:

    bundle install

  3. Run the specs:

    bundle exec rspec

  4. Execution of the calculator

    require_relative 'string_calculator'

result = StringCalculator.add("1,2,3")
puts result