From 0ccc1b8e9ccbc6f93f2f3fc3a952a3216beb1f09 Mon Sep 17 00:00:00 2001
From: fiatjaf <fiatjaf@gmail.com>
Date: Tue, 4 Feb 2025 17:52:05 -0300
Subject: [PATCH] meaningless optimizations.

---
 envelopes.go | 19 ++++++++++++-------
 event.go     |  2 +-
 2 files changed, 13 insertions(+), 8 deletions(-)

diff --git a/envelopes.go b/envelopes.go
index f197fb2..9b9a539 100644
--- a/envelopes.go
+++ b/envelopes.go
@@ -94,7 +94,9 @@ func (v EventEnvelope) MarshalJSON() ([]byte, error) {
 	w := jwriter.Writer{NoEscapeHTML: true}
 	w.RawString(`["EVENT",`)
 	if v.SubscriptionID != nil {
-		w.RawString(`"` + *v.SubscriptionID + `",`)
+		w.RawString(`"`)
+		w.RawString(*v.SubscriptionID)
+		w.RawString(`",`)
 	}
 	v.Event.MarshalEasyJSON(&w)
 	w.RawString(`]`)
@@ -129,8 +131,9 @@ func (v *ReqEnvelope) UnmarshalJSON(data []byte) error {
 
 func (v ReqEnvelope) MarshalJSON() ([]byte, error) {
 	w := jwriter.Writer{NoEscapeHTML: true}
-	w.RawString(`["REQ",`)
-	w.RawString(`"` + v.SubscriptionID + `"`)
+	w.RawString(`["REQ","`)
+	w.RawString(v.SubscriptionID)
+	w.RawString(`"`)
 	for _, filter := range v.Filters {
 		w.RawString(`,`)
 		filter.MarshalEasyJSON(&w)
@@ -192,8 +195,9 @@ func (v *CountEnvelope) UnmarshalJSON(data []byte) error {
 
 func (v CountEnvelope) MarshalJSON() ([]byte, error) {
 	w := jwriter.Writer{NoEscapeHTML: true}
-	w.RawString(`["COUNT",`)
-	w.RawString(`"` + v.SubscriptionID + `"`)
+	w.RawString(`["COUNT","`)
+	w.RawString(v.SubscriptionID)
+	w.RawString(`"`)
 	if v.Count != nil {
 		w.RawString(`,{"count":`)
 		w.RawString(strconv.FormatInt(*v.Count, 10))
@@ -355,8 +359,9 @@ func (v *OKEnvelope) UnmarshalJSON(data []byte) error {
 
 func (v OKEnvelope) MarshalJSON() ([]byte, error) {
 	w := jwriter.Writer{NoEscapeHTML: true}
-	w.RawString(`["OK",`)
-	w.RawString(`"` + v.EventID + `",`)
+	w.RawString(`["OK","`)
+	w.RawString(v.EventID)
+	w.RawString(`",`)
 	ok := "false"
 	if v.OK {
 		ok = "true"
diff --git a/event.go b/event.go
index 2dd9a97..869ce57 100644
--- a/event.go
+++ b/event.go
@@ -57,7 +57,7 @@ func (evt *Event) CheckID() bool {
 func (evt *Event) Serialize() []byte {
 	// the serialization process is just putting everything into a JSON array
 	// so the order is kept. See NIP-01
-	dst := make([]byte, 0)
+	dst := make([]byte, 0, 100+len(evt.Content)+len(evt.Tags)*80)
 
 	// the header portion is easy to serialize
 	// [0,"pubkey",created_at,kind,[