962b2197a5
* Annotate `derive`d spans from the user's code with the appropciate context * Add `Span::can_be_used_for_suggestion` to query if the underlying span at the users' code
21 lines
1014 B
Plaintext
21 lines
1014 B
Plaintext
error[E0277]: the trait bound `<Col as Expression>::SqlType: NotNull` is not satisfied
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--> $DIR/issue-38821.rs:23:17
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LL | #[derive(Debug, Copy, Clone)]
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| ^^^^ the trait `NotNull` is not implemented for `<Col as Expression>::SqlType`
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note: required because of the requirements on the impl of `IntoNullable` for `<Col as Expression>::SqlType`
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--> $DIR/issue-38821.rs:9:18
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LL | impl<T: NotNull> IntoNullable for T {
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| ^^^^^^^^^^^^ ^
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= note: this error originates in the derive macro `Copy` (in Nightly builds, run with -Z macro-backtrace for more info)
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help: consider further restricting the associated type
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LL | Expr: Expression<SqlType=<Col::SqlType as IntoNullable>::Nullable>, <Col as Expression>::SqlType: NotNull,
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| +++++++++++++++++++++++++++++++++++++++
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error: aborting due to previous error
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For more information about this error, try `rustc --explain E0277`.
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