Add #line directive when running scripts

[ngyikp]

According to https://www.michalkomorowski.com/2016/10/roslyn-how-to-create-custom-debuggable_27.html, we can add #line directive to let the debugger know where the exception occurs

Before, the debugger doesn't point to the exact line in the custom script:

After, now the line is highlighted:

[Miepee]

Can you add this to the CLI as well?

[VladiStep]

🤯

I've tried to make it work like this some time ago, but I've only managed to make it emit a debug info, so you can see the stacktrace of an exception in the error message box, and the code context (see "Locals" window at the bottom of the screenshots).

[ngyikp]

Added to CLI as well

Before:

Trying to load file: 'C:\Users\User\Desktop\game.ios'
System.NullReferenceException: Object reference not set to an instance of an object.
   at Submission#0.addObjCustomDog() in :line 61
   at Submission#0.<<Initialize>>d__0.MoveNext() in :line 23
--- End of stack trace from previous location ---
   at Microsoft.CodeAnalysis.Scripting.ScriptExecutionState.RunSubmissionsAsync[TResult](ImmutableArray`1 precedingExecutors, Func`2 currentExecutor, StrongBox`1 exceptionHolderOpt, Func`2 catchExceptionOpt, CancellationToken cancellationToken)
   at Microsoft.CodeAnalysis.Scripting.Script`1.RunSubmissionsAsync(ScriptExecutionState executionState, ImmutableArray`1 precedingExecutors, Func`2 currentExecutor, Func`2 catchExceptionOpt, CancellationToken cancellationToken)
   at Microsoft.CodeAnalysis.Scripting.ScriptStateTaskExtensions.GetEvaluationResultAsync[T](Task`1 task)
   at UndertaleModCli.Program.RunCSharpCode(String code, String scriptFile) in C:\Users\User\source\repos\UndertaleModTool\UndertaleModCli\Program.cs:line 724

After:

Trying to load file: 'C:\Users\User\Desktop\game.ios'
System.NullReferenceException: Object reference not set to an instance of an object.
   at Submission#0.addObjCustomDog() in C:\Users\User\source\repos\UndertaleModTool\UndertaleModTool\Scripts\Community Scripts\AddObjCustomDog.csx:line 61
   at Submission#0.<<Initialize>>d__0.MoveNext() in C:\Users\User\source\repos\UndertaleModTool\UndertaleModTool\Scripts\Community Scripts\AddObjCustomDog.csx:line 23
--- End of stack trace from previous location ---
   at Microsoft.CodeAnalysis.Scripting.ScriptExecutionState.RunSubmissionsAsync[TResult](ImmutableArray`1 precedingExecutors, Func`2 currentExecutor, StrongBox`1 exceptionHolderOpt, Func`2 catchExceptionOpt, CancellationToken cancellationToken)
   at Microsoft.CodeAnalysis.Scripting.Script`1.RunSubmissionsAsync(ScriptExecutionState executionState, ImmutableArray`1 precedingExecutors, Func`2 currentExecutor, Func`2 catchExceptionOpt, CancellationToken cancellationToken)
   at Microsoft.CodeAnalysis.Scripting.ScriptStateTaskExtensions.GetEvaluationResultAsync[T](Task`1 task)
   at UndertaleModCli.Program.RunCSharpCode(String code, String scriptFile) in C:\Users\User\source\repos\UndertaleModTool\UndertaleModCli\Program.cs:line 724