dotnet-watch is a file watcher for dotnet that restarts the specified application when changes in the source code are detected.

Add Microsoft.DotNet.Watcher.Tools to the tools section of your project.json file:

{
...
  "tools": {
    "Microsoft.DotNet.Watcher.Tools": {
      "version": "1.0.0-*",
      "imports": "portable-net451+win8"
    }
  }
...
}

dotnet watch [dotnet arguments]

Add watch after dotnet in the command that you want to run:

AppVeyor:

Travis:

This project is part of ASP.NET Core. You can find samples, documentation and getting started instructions for ASP.NET Core at the Home repo.