Why does a PowerShell script not end when there is a non-zero exit code using the call operator?

Question

Why does a PowerShell script not end when there is a non-zero exit code using when using the call operator and $ErrorActionPerference = \"Stop\"?

Using the

Answer 1

The return code is not a PowerShell error - it's seen the same way as any other variable.

You need to then act on the variable and throw an error using PowerShell for you script to see it as a terminating error:

$ErrorActionPreference = "Stop"

& cmd.exe /c "exit 1"

if ($LASTEXITCODE -ne 0) { throw "Exit code is $LASTEXITCODE" }