Objective C to Swift - Step by Step

The project referenced in the article How at Skyscanner We Migrated Our Objective C Projects to Swift – Step by Step

Project structure:

• ObjectiveCToSwift - v0 folder: the original project
• ObjectiveCToSwift - v1 folder:
  • Using Objective C code from new Swift code in CarHireLeg.swift
  • Using Swift code from Objective C code in Trip.m
  • Testing Swift code with Swift unit tests in CarHireLegTests.swift
  • Testing Objective C code with Swift unit tests in TripTests.swift
• ObjectiveCToSwift - v1 with pch folder: the solution using .pch files opposed to the recommended Apple guidelines
• ObjectiveCToSwift - v2 folder:
  • Testing Swift code with Objective C unit tests
  • The final state of the project