retain is bit 0 of the flags, not bit 3

aciidgh / SwiftMQTT

MQTT Client in pure swift ❤️

MIT License

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Closed paulw11 closed 7 years ago

paulw11 commented 7 years ago

fixedHeaderFlags(for:) incorrectly set bit 3 rather than bit 0 for retained messages with the result that retained messages could not be published

bhargavg commented 7 years ago

LGTM, Thanks for the PR.