function: correctly transform up explode nodes (#765)

ajnavarro · web-flow · commit bc2334894674 · 2019-06-24T11:47:22.000+02:00
function: correctly transform up explode nodes
diff --git a/sql/expression/function/explode.go b/sql/expression/function/explode.go
@@ -42,7 +42,7 @@ func (e *Explode) String() string {
 
 // TransformUp implements the sql.Expression interface.
 func (e *Explode) TransformUp(f sql.TransformExprFunc) (sql.Expression, error) {
-	c, err := f(e.Child)
+	c, err := e.Child.TransformUp(f)
 	if err != nil {
 		return nil, err
 	}

Original file line number	Diff line number	Diff line change
`@@ -42,7 +42,7 @@ func (e *Explode) String() string {`
`42`	`42`
`43`	`43`	`// TransformUp implements the sql.Expression interface.`
`44`	`44`	`func (e *Explode) TransformUp(f sql.TransformExprFunc) (sql.Expression, error) {`
`45`		`- c, err := f(e.Child)`
	`45`	`+ c, err := e.Child.TransformUp(f)`
`46`	`46`	`if err != nil {`
`47`	`47`	`return nil, err`
`48`	`48`	`}`