xevnik / calculator-challenge

A Calculator Challenge

Requirements

• 1. Support a maximum of 2 numbers using a comma delimiter * examples: 20 will return 20; 1,5000 will return 5001 * invalid/missing numbers should be converted to 0 e.g. "" will return 0; 5,tytyt will return 5
• 2. Support an unlimited number of numbers e.g. 1,2,3,4,5,6,7,8,9,10,11,12 will return 78
• 3. Support a newline character as an alternative delimiter e.g. 1\n2,3 will return 6
• 4. Deny negative numbers. An exception should be thrown that includes all of the negative numbers provided
• 5. Ignore any number greater than 1000 e.g. 2,1001,6 will return 8
• 6. Support 1 custom single character length delimiter * use the format: //{delimiter}\n{numbers} e.g. //;\n2;5 will return 7 * all previous formats should also be supported
• 7. Support 1 custom delimiter of any length * use the format: //[{delimiter}]\n{numbers} e.g. //[***]\n11***22***33 will return 66 * all previous formats should also be supported
• 8. Support multiple delimiters of any length * use the format: //[{delimiter1}][{delimiter2}]...\n{numbers} e.g. //[*][!!][r9r]\n11r9r22*33!!44 will return 110 * all previous formats should also be supported

To run

1. npm install
2. inside the project root folder: node .

Commands

1. npm run test - runs the test suite