mirror of
https://github.com/fluencelabs/tendermint
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19 lines
604 B
Go
19 lines
604 B
Go
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package consensus
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import (
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"github.com/tendermint/tendermint/types"
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)
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// XXX: WARNING: this function can halt the consensus as firing events is synchronous.
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// Make sure to read off the channels, and in the case of subscribeToEventRespond, to write back on it
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// NOTE: if chanCap=0, this blocks on the event being consumed
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func subscribeToEvent(evsw types.EventSwitch, receiver, eventID string, chanCap int) chan interface{} {
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// listen for event
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ch := make(chan interface{}, chanCap)
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types.AddListenerForEvent(evsw, receiver, eventID, func(data types.TMEventData) {
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ch <- data
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})
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return ch
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}
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