diff --git a/bob.go b/bob.go
index 001424d..18d48d2 100644
--- a/bob.go
+++ b/bob.go
@@ -191,4 +191,4 @@ func CreateIndex(name string) IndexBuilder {
 // CreateIndexIfNotExists creates an index with CreateIndexBuilder interface, if the index doesn't exists.
 func CreateIndexIfNotExists(name string) IndexBuilder {
 	return BobStmtBuilder.CreateIndexIfNotExists(name)
-}
\ No newline at end of file
+}
diff --git a/create_index.go b/create_index.go
index ab008b3..3885361 100644
--- a/create_index.go
+++ b/create_index.go
@@ -10,18 +10,18 @@ import (
 type IndexBuilder builder.Builder
 
 type indexData struct {
-	Unique bool
-	Spatial bool
-	Fulltext bool
-	Name string
-	TableName string
-	Columns []IndexColumn
+	Unique      bool
+	Spatial     bool
+	Fulltext    bool
+	Name        string
+	TableName   string
+	Columns     []IndexColumn
 	IfNotExists bool
 }
 
 type IndexColumn struct {
-	Name string
-	Extras []string
+	Name    string
+	Extras  []string
 	Collate string
 }
 
@@ -76,7 +76,7 @@ func (i *indexData) ToSql() (sqlStr string, args []interface{}, err error) {
 		err = errors.New("should at least specify one column for create index statement")
 		return
 	}
-	
+
 	var sql strings.Builder
 
 	sql.WriteString("CREATE ")
@@ -121,7 +121,7 @@ func (i *indexData) ToSql() (sqlStr string, args []interface{}, err error) {
 	sql.WriteString("(")
 	sql.WriteString(strings.Join(columns, ", "))
 	sql.WriteString(");")
-	
+
 	sqlStr = sql.String()
 	return
-}
\ No newline at end of file
+}
diff --git a/create_index_test.go b/create_index_test.go
index daa499b..ef32966 100644
--- a/create_index_test.go
+++ b/create_index_test.go
@@ -58,7 +58,7 @@ func TestCreateIndex_Error(t *testing.T) {
 			t.Fatal("error is not equal to result:", err.Error())
 		}
 	})
-	
+
 	t.Run("without table name", func(t *testing.T) {
 		_, _, err := bob.
 			CreateIndex("name").
@@ -88,4 +88,4 @@ func TestCreateIndex_Error(t *testing.T) {
 			t.Fatal("error is not equal to result:", err.Error())
 		}
 	})
-}
\ No newline at end of file
+}
diff --git a/upsert_test.go b/upsert_test.go
index 317ae8a..3dcb52d 100644
--- a/upsert_test.go
+++ b/upsert_test.go
@@ -189,10 +189,10 @@ func TestUpsert_WithoutReplacePlaceHolder(t *testing.T) {
 		if err != nil {
 			t.Error(err)
 		}
-	
+
 		desiredSql := "IF NOT EXISTS (SELECT * FROM \"users\" WHERE \"email\" = @p1) INSERT INTO \"users\" (\"name\", \"email\") VALUES (@p2, @p3) ELSE UPDATE \"users\" SET \"name\" = @p4 WHERE \"email\" = @p5;"
 		desiredArgs := []interface{}{"john@doe.com", "John Doe", "john@doe.com", "John Does", "john@doe.com"}
-	
+
 		if sql != desiredSql {
 			t.Error("sql is not the same as result: ", sql)
 		}
@@ -200,7 +200,7 @@ func TestUpsert_WithoutReplacePlaceHolder(t *testing.T) {
 			t.Error("args is not the same as result: ", args)
 		}
 	})
-	
+
 	t.Run("SQLite", func(t *testing.T) {
 		sql, args, err := bob.
 			Upsert("users", bob.SQLite).
@@ -223,4 +223,4 @@ func TestUpsert_WithoutReplacePlaceHolder(t *testing.T) {
 			t.Error("args is not the same as result: ", args)
 		}
 	})
-}
\ No newline at end of file
+}