Fail logs the given messages and terminates the application.

FailOn logs the error information (terminates the application).

FailOnWithInfo logs the error information with additional context info (terminates the application).

FailWhen logs the given message if the condition is true (terminates the application).

exec.Command().Run() and its derivatives sometimes return "wait: no child processes" or "waitid: no child processes" even for successful runs.

WarnOn logs the error information as a warning.

WarnWhen logs the given message if the condition is true.