Throwing standard error if the wkhtml has returned an error code

[srjpn]

The log is captured in the standard error stream of the process and the same if thrown back if the process returns an exit code other than 0 or 2.

The error can be some failed to fetch URL errors or some other errors in while generation if PDF.

The javascript error is captured as warnings in standard error stream.

[webgio]

Hey Sooraj, could you please explain better what are you fixing? Would have been nice if you provided a test. Could you provide a example case/scenario? Thanks.