Calculator Project is one of my try Swift projects. Requirements were taken from Stanford course on iOS 10 programming
- basic math operations
- C-clear and backspace buttons
- random operation
- description label which indicates how the result shown on a display is derived
- unit tests and UI tests
- Circle CI/Travis CI integration for running tests
- operand types: .variable and .value
- undo operation
- long press on ->M button shows the value of inputed variable
- graphs
- errors processing
- last operation / graph zoom settings storage
