From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:02:58 +0200 Subject: Adding upstream version 1.64.0+dfsg1. Signed-off-by: Daniel Baumann --- .../ui/try-trait/try-on-option-diagnostics.stderr | 54 ++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 src/test/ui/try-trait/try-on-option-diagnostics.stderr (limited to 'src/test/ui/try-trait/try-on-option-diagnostics.stderr') diff --git a/src/test/ui/try-trait/try-on-option-diagnostics.stderr b/src/test/ui/try-trait/try-on-option-diagnostics.stderr new file mode 100644 index 000000000..a6badd190 --- /dev/null +++ b/src/test/ui/try-trait/try-on-option-diagnostics.stderr @@ -0,0 +1,54 @@ +error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`) + --> $DIR/try-on-option-diagnostics.rs:7:6 + | +LL | / fn a_function() -> u32 { +LL | | let x: Option = None; +LL | | x?; + | | ^ cannot use the `?` operator in a function that returns `u32` +LL | | 22 +LL | | } + | |_- this function should return `Result` or `Option` to accept `?` + | + = help: the trait `FromResidual>` is not implemented for `u32` + +error[E0277]: the `?` operator can only be used in a closure that returns `Result` or `Option` (or another type that implements `FromResidual`) + --> $DIR/try-on-option-diagnostics.rs:14:10 + | +LL | let a_closure = || { + | _____________________- +LL | | let x: Option = None; +LL | | x?; + | | ^ cannot use the `?` operator in a closure that returns `{integer}` +LL | | 22 +LL | | }; + | |_____- this function should return `Result` or `Option` to accept `?` + | + = help: the trait `FromResidual>` is not implemented for `{integer}` + +error[E0277]: the `?` operator can only be used in a method that returns `Result` or `Option` (or another type that implements `FromResidual`) + --> $DIR/try-on-option-diagnostics.rs:26:14 + | +LL | / fn a_method() { +LL | | let x: Option = None; +LL | | x?; + | | ^ cannot use the `?` operator in a method that returns `()` +LL | | } + | |_________- this function should return `Result` or `Option` to accept `?` + | + = help: the trait `FromResidual>` is not implemented for `()` + +error[E0277]: the `?` operator can only be used in a trait method that returns `Result` or `Option` (or another type that implements `FromResidual`) + --> $DIR/try-on-option-diagnostics.rs:39:14 + | +LL | / fn a_trait_method() { +LL | | let x: Option = None; +LL | | x?; + | | ^ cannot use the `?` operator in a trait method that returns `()` +LL | | } + | |_________- this function should return `Result` or `Option` to accept `?` + | + = help: the trait `FromResidual>` is not implemented for `()` + +error: aborting due to 4 previous errors + +For more information about this error, try `rustc --explain E0277`. -- cgit v1.2.3