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2d68a64a5b
Introduces a new chancloser package which exposes a ChanCloser struct that handles the cooperative channel closure negotiation and is meant to replace chancloser.go in the lnd package. Updates all references to chancloser.go to instead use chancloser package.
42 lines
1.1 KiB
Go
42 lines
1.1 KiB
Go
package chancloser
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import (
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"github.com/btcsuite/btclog"
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"github.com/lightningnetwork/lnd/build"
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)
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// chancloserLog is a logger that is initialized with the btclog.Disabled
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// logger.
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var chancloserLog btclog.Logger
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// The default amount of logging is none.
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func init() {
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UseLogger(build.NewSubLogger("CHCL", nil))
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}
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// DisableLog disables all logging output.
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func DisableLog() {
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UseLogger(btclog.Disabled)
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}
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// UseLogger uses a specified Logger to output package logging info.
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func UseLogger(logger btclog.Logger) {
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chancloserLog = logger
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}
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// logClosure is used to provide a closure over expensive logging operations
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// so they aren't performed when the logging level doesn't warrant it.
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type logClosure func() string
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// String invokes the underlying function and returns the result.
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func (c logClosure) String() string {
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return c()
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}
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// newLogClosure returns a new closure over a function that returns a string
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// which itself provides a Stringer interface so that it can be used with the
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// logging system.
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func newLogClosure(c func() string) logClosure {
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return logClosure(c)
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}
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