Check termination status of graphviz command #72
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We now check the error code returned by the command before printing "successfully ran..". If there's an error in the command, because of a malformed dot file for example, we will print the stderr messages for the user and clearly state that the command failed.
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We now check the error code returned by the command before printing
"successfully ran..". If there's an error in the command, because of a
malformed dot file for example, we will print the stderr messages for
the user and clearly state that the command failed.
So, instead of this:
we now get this: