func encoding/hex.EncodedLen

5 uses

	encoding/hex (current package)
		hex.go#L19: func EncodedLen(n int) int { return n * 2 }
		hex.go#L99: 	dst := make([]byte, EncodedLen(len(src)))

	github.com/go-redis/redis/v8/internal
		arg.go#L61: 	dst = append(dst, make([]byte, hex.EncodedLen(len(src)))...)

	github.com/lib/pq
		array.go#L187: 			size += hex.EncodedLen(len(x))
		encode.go#L562: 		result = make([]byte, 2+hex.EncodedLen(len(v)))

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