Install:
npm i -g nativescript
Create:
tns create <app_name> --ng
Run:
tns emulate ios
List all emulators:
xcrun simctl list
Run a different emulator:
tns emulate ios --device "iPad Air 2"
Livesync:
Run with emulator:
tns livesync ios --emulator --watch
If you omit device 'ios', it will run both Android and ios emulator at the same time, but you need to install Android emulatior first on your mac.
Run with device that connected:
tns livesync ios --watch