String Calculator TDD

A JavaScript implementation of the String Calculator kata using Test-Driven Development (TDD).

Features

• Empty string: Returns 0
• Single number: Returns the number itself
• Multiple numbers: Supports comma-separated numbers
• Newline delimiters: Handles \n as delimiter
• Custom delimiters: Supports format //[delimiter]\n[numbers]
• Multiple delimiters: Supports format //[delim1][delim2]\n[numbers]
• Long delimiters: Supports delimiters of any length
• Negative numbers: Throws error with all negative numbers listed
• Large numbers: Ignores numbers > 1000

Running Tests

npm test