use Go modules

Also use the fastuuid package instead of the problematic go.uuid package, and use the correct import path for `DATA-DOG/go-sqlmock`, as declared in its `go.mod` file.

go.mod

@@ -0,0 +1,14 @@
+module github.com/heetch/sqalx
+
+go 1.13
+
+require (
+	github.com/DATA-DOG/go-sqlmock v1.3.3
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/go-sql-driver/mysql v1.4.0
+	github.com/jmoiron/sqlx v0.0.0-20190426154859-38398a30ed85
+	github.com/lib/pq v1.0.0
+	github.com/rogpeppe/fastuuid v1.1.0
+	github.com/stretchr/testify v1.3.0
+	google.golang.org/appengine v1.4.0 // indirect
+)

go.sum

@@ -0,0 +1,25 @@
+github.com/DATA-DOG/go-sqlmock v1.3.3 h1:CWUqKXe0s8A2z6qCgkP4Kru7wC11YoAnoupUKFDnH08=
+github.com/DATA-DOG/go-sqlmock v1.3.3/go.mod h1:f/Ixk793poVmq4qj/V1dPUg2JEAKC73Q5eFN3EC/SaM=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/go-sql-driver/mysql v1.4.0 h1:7LxgVwFb2hIQtMm87NdgAVfXjnt4OePseqT1tKx+opk=
+github.com/go-sql-driver/mysql v1.4.0/go.mod h1:zAC/RDZ24gD3HViQzih4MyKcchzm+sOG5ZlKdlhCg5w=
+github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
+github.com/jmoiron/sqlx v0.0.0-20190426154859-38398a30ed85 h1:+LZtdhpMITOXE+MztQPPcwUl+eqYjwlXXLHrd0yWlxw=
+github.com/jmoiron/sqlx v0.0.0-20190426154859-38398a30ed85/go.mod h1:1FEQNm3xlJgrMD+FBdI9+xvCksHtbpVBBw5dYhBSsks=
+github.com/lib/pq v1.0.0 h1:X5PMW56eZitiTeO7tKzZxFCSpbFZJtkMMooicw2us9A=
+github.com/lib/pq v1.0.0/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo=
+github.com/mattn/go-sqlite3 v1.9.0 h1:pDRiWfl+++eC2FEFRy6jXmQlvp4Yh3z1MJKg4UeYM/4=
+github.com/mattn/go-sqlite3 v1.9.0/go.mod h1:FPy6KqzDD04eiIsT53CuJW3U88zkxoIYsOqkbpncsNc=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/rogpeppe/fastuuid v1.1.0 h1:INyGLmTCMGFr6OVIb977ghJvABML2CMVjPoRfNDdYDo=
+github.com/rogpeppe/fastuuid v1.1.0/go.mod h1:jVj6XXZzXRy/MSR5jhDC/2q6DgLz+nrA6LYCDYWNEvQ=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/testify v1.3.0 h1:TivCn/peBQ7UY8ooIcPgZFpTNSz0Q2U6UrFlUfqbe0Q=
+github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
+golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
+golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
+google.golang.org/appengine v1.4.0 h1:/wp5JvzpHIxhs/dumFmF7BXTf3Z+dd4uXta4kVyO508=
+google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=

sqalx.go

@@ -6,7 +6,7 @@ import (
 	"strings"
 
 	"github.com/jmoiron/sqlx"
-	uuid "github.com/satori/go.uuid"
+	"github.com/rogpeppe/fastuuid"
 )
 
 var (
@@ -19,6 +19,8 @@ var (
 	ErrIncompatibleOption = errors.New("incompatible option")
 )
 
+var uuids = fastuuid.MustNewGenerator()
+
 // A Node is a database driver that can manage nested transactions.
 type Node interface {
 	Driver
@@ -133,7 +135,7 @@ func (n node) Beginx() (Node, error) {
 		// already in a transaction: using savepoints
 		n.nested = true
 		// savepoints name must start with a char and cannot contain dashes (-)
-		n.savePointID = "sp_" + strings.Replace(uuid.Must(uuid.NewV1()).String(), "-", "_", -1)
+		n.savePointID = "sp_" + strings.Replace(uuids.Hex128(), "-", "_", -1)
 		_, err = n.tx.Exec("SAVEPOINT " + n.savePointID)
 	default:
 		// already in a transaction: reusing current transaction

sqalx_test.go

@@ -4,12 +4,12 @@ import (
 	"os"
 	"testing"
 
+	sqlmock "github.com/DATA-DOG/go-sqlmock"
 	_ "github.com/go-sql-driver/mysql"
 	"github.com/heetch/sqalx"
 	"github.com/jmoiron/sqlx"
 	_ "github.com/lib/pq"
 	"github.com/stretchr/testify/require"
-	sqlmock "gopkg.in/DATA-DOG/go-sqlmock.v1"
 )
 
 func prepareDB(t *testing.T, driverName string) (*sqlx.DB, sqlmock.Sqlmock, func()) {