Function arrayOf

pkg/sql/parser/parse.go:499–517

arrayOf creates a type alias for an array of the given element type and fixed bounds. The bounds are currently ignored.

(
	ref tree.ResolvableTypeReference, bounds []int32,
)

// arrayOf creates a type alias for an array of the given element type and fixed
// bounds. The bounds are currently ignored.
func arrayOf(
	ref tree.ResolvableTypeReference, bounds []int32,
) (tree.ResolvableTypeReference, error) {
	// If the reference is a statically known type, then return an array type,
	// rather than an array type reference.
	if typ, ok := tree.GetStaticallyKnownType(ref); ok {
		switch typ.Family() {
		case types.UnknownFamily, types.VoidFamily, types.TriggerFamily:
			// Do not allow arrays of these types. This is consistent with Postgres'
			// behavior.
			return nil, pgerror.Newf(pgcode.UndefinedObject, "type %s[] does not exist", typ.Name())
		}
		if err := types.CheckArrayElementType(typ); err != nil {
			return nil, err
		}
		return types.MakeArray(typ), nil
	}
	return &tree.ArrayTypeReference{ElementType: ref}, nil
}

// ParseDoBlockFn allows the SQL parser to parse a PL/pgSQL DO block body.
var ParseDoBlockFn func(tree.DoBlockOptions) (tree.DoBlockBody, error)