feat: Waku v2 bridge

Issue #12610

vendor/github.com/status-im/status-go/protocol/zaputil/encoder.go

@@ -0,0 +1,67 @@
+package zaputil
+
+import (
+	"encoding/hex"
+
+	"go.uber.org/zap"
+	"go.uber.org/zap/zapcore"
+)
+
+type jsonHexEncoder struct {
+	zapcore.Encoder
+}
+
+// NewJSONHexEncoder creates a JSON logger based on zapcore.NewJSONEncoder
+// but overwrites encoding of byte slices. Instead encoding them with base64,
+// jsonHexEncoder uses hex-encoding.
+// Each hex-encoded value is prefixed with 0x so that it's clear it's a hex string.
+func NewJSONHexEncoder(cfg zapcore.EncoderConfig) zapcore.Encoder {
+	jsonEncoder := zapcore.NewJSONEncoder(cfg)
+	return &jsonHexEncoder{
+		Encoder: jsonEncoder,
+	}
+}
+
+func (enc *jsonHexEncoder) AddBinary(key string, val []byte) {
+	enc.AddString(key, "0x"+hex.EncodeToString(val))
+}
+
+func (enc *jsonHexEncoder) Clone() zapcore.Encoder {
+	encoderClone := enc.Encoder.Clone()
+	return &jsonHexEncoder{Encoder: encoderClone}
+}
+
+// RegisterJSONHexEncoder registers a jsonHexEncoder under "json-hex" name.
+// Later, this name can be used as a value for zap.Config.Encoding to enable
+// jsonHexEncoder.
+func RegisterJSONHexEncoder() error {
+	return zap.RegisterEncoder("json-hex", func(cfg zapcore.EncoderConfig) (zapcore.Encoder, error) {
+		return NewJSONHexEncoder(cfg), nil
+	})
+}
+
+type consoleHexEncoder struct {
+	zapcore.Encoder
+}
+
+func NewConsoleHexEncoder(cfg zapcore.EncoderConfig) zapcore.Encoder {
+	consoleEncoder := zapcore.NewConsoleEncoder(cfg)
+	return &consoleHexEncoder{
+		Encoder: consoleEncoder,
+	}
+}
+
+func (enc *consoleHexEncoder) AddBinary(key string, val []byte) {
+	enc.AddString(key, "0x"+hex.EncodeToString(val))
+}
+
+func (enc *consoleHexEncoder) Clone() zapcore.Encoder {
+	encoderClone := enc.Encoder.Clone()
+	return &consoleHexEncoder{Encoder: encoderClone}
+}
+
+func RegisterConsoleHexEncoder() error {
+	return zap.RegisterEncoder("console-hex", func(cfg zapcore.EncoderConfig) (zapcore.Encoder, error) {
+		return NewConsoleHexEncoder(cfg), nil
+	})
+}