According to Docker documentation EXPOSE command is delimited by spaces and not by commas and it's template looks like so: EXPOSE <port> [<port>/<protocol>...] This also means that a protocol can be provided so the ExposeCommand should also accept a string as input.
According to Docker documentation EXPOSE command is delimited by spaces and not by commas and it's template looks like so:
EXPOSE <port> [<port>/<protocol>...]
This also means that a protocol can be provided so the ExposeCommand should also accept a string as input.