MySQL refactor.

mysql/delete_statement.go

@@ -0,0 +1,33 @@
+package mysql
+
+import "github.com/go-jet/jet/internal/jet"
+
+type DeleteStatement interface {
+	jet.Statement
+
+	WHERE(expression BoolExpression) Statement
+}
+
+type deleteStatementImpl struct {
+	jet.StatementImpl
+
+	Delete jet.ClauseStatementBegin
+	Where  jet.ClauseWhere
+}
+
+func newDeleteStatement(table Table) DeleteStatement {
+	newDelete := &deleteStatementImpl{}
+	newDelete.StatementImpl = jet.NewStatementImpl(Dialect, jet.DeleteStatementType, newDelete, &newDelete.Delete,
+		&newDelete.Where)
+
+	newDelete.Delete.Name = "DELETE FROM"
+	newDelete.Delete.Tables = append(newDelete.Delete.Tables, table)
+	newDelete.Where.Mandatory = true
+
+	return newDelete
+}
+
+func (d *deleteStatementImpl) WHERE(expression BoolExpression) Statement {
+	d.Where.Condition = expression
+	return d
+}