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comments on sonic functions.

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This commit is contained in:
fiatjaf
2025-03-07 21:21:43 -03:00
parent 765f16f86a
commit d7ef485934
1 changed files with 9 additions and 0 deletions
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9
envelopes_sonic.go
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@@ -483,6 +483,8 @@ type sonicMessageParser struct {
reusableIntArray []int reusableIntArray []int
} }
// NewSonicMessageParser returns a sonicMessageParser object that is intended to be reused many times.
// It is not goroutine-safe.
func NewSonicMessageParser() sonicMessageParser { func NewSonicMessageParser() sonicMessageParser {
return sonicMessageParser{ return sonicMessageParser{
reusableFilterArray: make([]Filter, 0, 1000), reusableFilterArray: make([]Filter, 0, 1000),
@@ -536,6 +538,13 @@ func (smp *sonicMessageParser) doneWithIntSlice(slice []int) {
} }
} }
// ParseMessage parses a message like ["EVENT", ...] or ["REQ", ...] and returns an Envelope.
// The returned envelopes, filters and events' slices should not be appended to, otherwise stuff
// will break.
//
// When an unexpected message (like ["NEG-OPEN", ...]) is found, the error UnknownLabel will be
// returned. Other errors will be returned if the JSON is malformed or the objects are not exactly
// as they should.
func (smp sonicMessageParser) ParseMessage(message []byte) (Envelope, error) { func (smp sonicMessageParser) ParseMessage(message []byte) (Envelope, error) {
sv := &sonicVisitor{smp: &smp} sv := &sonicVisitor{smp: &smp}
sv.whereWeAre = inEnvelope sv.whereWeAre = inEnvelope