[rustc.git] / src / test / ui / issues / issue-38821.stderr

error[E0277]: the trait bound `<Col as Expression>::SqlType: NotNull` is not satisfied
  --> $DIR/issue-38821.rs:23:17
   |
LL | #[derive(Debug, Copy, Clone)]
   |                 ^^^^ the trait `NotNull` is not implemented for `<Col as Expression>::SqlType`
   |
note: required because of the requirements on the impl of `IntoNullable` for `<Col as Expression>::SqlType`
  --> $DIR/issue-38821.rs:9:18
   |
LL | impl<T: NotNull> IntoNullable for T {
   |                  ^^^^^^^^^^^^     ^
   = note: this error originates in the derive macro `Copy` (in Nightly builds, run with -Z macro-backtrace for more info)
help: consider further restricting the associated type
   |
LL |     Expr: Expression<SqlType=<Col::SqlType as IntoNullable>::Nullable>, <Col as Expression>::SqlType: NotNull,
   |                                                                       +++++++++++++++++++++++++++++++++++++++

error: aborting due to previous error

For more information about this error, try `rustc --explain E0277`.
Commit	Line	Data
b7449926	1	error[E0277]: the trait bound `<Col as Expression>::SqlType: NotNull` is not satisfied
0731742a	2	--> $DIR/issue-38821.rs:23:17
b7449926 XL	3	\|
	4	LL \| #[derive(Debug, Copy, Clone)]
	5	\| ^^^^ the trait `NotNull` is not implemented for `<Col as Expression>::SqlType`
	6	\|
cdc7bbd5 XL	7	note: required because of the requirements on the impl of `IntoNullable` for `<Col as Expression>::SqlType`
	8	--> $DIR/issue-38821.rs:9:18
	9	\|
	10	LL \| impl<T: NotNull> IntoNullable for T {
	11	\| ^^^^^^^^^^^^ ^
17df50a5	12	= note: this error originates in the derive macro `Copy` (in Nightly builds, run with -Z macro-backtrace for more info)
a2a8927a XL	13	help: consider further restricting the associated type
	14	\|
	15	LL \| Expr: Expression<SqlType=<Col::SqlType as IntoNullable>::Nullable>, <Col as Expression>::SqlType: NotNull,
	16	\| +++++++++++++++++++++++++++++++++++++++
b7449926 XL	17
	18	error: aborting due to previous error
	19
	20	For more information about this error, try `rustc --explain E0277`.