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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /third_party/rust/tracing-attributes/tests/ui
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/rust/tracing-attributes/tests/ui')
-rw-r--r--third_party/rust/tracing-attributes/tests/ui/async_instrument.rs46
-rw-r--r--third_party/rust/tracing-attributes/tests/ui/async_instrument.stderr98
2 files changed, 144 insertions, 0 deletions
diff --git a/third_party/rust/tracing-attributes/tests/ui/async_instrument.rs b/third_party/rust/tracing-attributes/tests/ui/async_instrument.rs
new file mode 100644
index 0000000000..5b245746a6
--- /dev/null
+++ b/third_party/rust/tracing-attributes/tests/ui/async_instrument.rs
@@ -0,0 +1,46 @@
+#![allow(unreachable_code)]
+
+#[tracing::instrument]
+async fn unit() {
+ ""
+}
+
+#[tracing::instrument]
+async fn simple_mismatch() -> String {
+ ""
+}
+
+// FIXME: this span is still pretty poor
+#[tracing::instrument]
+async fn opaque_unsatisfied() -> impl std::fmt::Display {
+ ("",)
+}
+
+struct Wrapper<T>(T);
+
+#[tracing::instrument]
+async fn mismatch_with_opaque() -> Wrapper<impl std::fmt::Display> {
+ ""
+}
+
+#[tracing::instrument]
+async fn early_return_unit() {
+ if true {
+ return "";
+ }
+}
+
+#[tracing::instrument]
+async fn early_return() -> String {
+ if true {
+ return "";
+ }
+ String::new()
+}
+
+#[tracing::instrument]
+async fn extra_semicolon() -> i32 {
+ 1;
+}
+
+fn main() {}
diff --git a/third_party/rust/tracing-attributes/tests/ui/async_instrument.stderr b/third_party/rust/tracing-attributes/tests/ui/async_instrument.stderr
new file mode 100644
index 0000000000..db6f6b4343
--- /dev/null
+++ b/third_party/rust/tracing-attributes/tests/ui/async_instrument.stderr
@@ -0,0 +1,98 @@
+error[E0308]: mismatched types
+ --> tests/ui/async_instrument.rs:5:5
+ |
+5 | ""
+ | ^^ expected `()`, found `&str`
+ |
+note: return type inferred to be `()` here
+ --> tests/ui/async_instrument.rs:4:10
+ |
+4 | async fn unit() {
+ | ^^^^
+
+error[E0308]: mismatched types
+ --> tests/ui/async_instrument.rs:10:5
+ |
+10 | ""
+ | ^^- help: try using a conversion method: `.to_string()`
+ | |
+ | expected struct `String`, found `&str`
+ |
+note: return type inferred to be `String` here
+ --> tests/ui/async_instrument.rs:9:31
+ |
+9 | async fn simple_mismatch() -> String {
+ | ^^^^^^
+
+error[E0277]: `(&str,)` doesn't implement `std::fmt::Display`
+ --> tests/ui/async_instrument.rs:14:1
+ |
+14 | #[tracing::instrument]
+ | ^^^^^^^^^^^^^^^^^^^^^^ `(&str,)` cannot be formatted with the default formatter
+ |
+ = help: the trait `std::fmt::Display` is not implemented for `(&str,)`
+ = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
+ = note: this error originates in the attribute macro `tracing::instrument` (in Nightly builds, run with -Z macro-backtrace for more info)
+
+error[E0277]: `(&str,)` doesn't implement `std::fmt::Display`
+ --> tests/ui/async_instrument.rs:15:34
+ |
+15 | async fn opaque_unsatisfied() -> impl std::fmt::Display {
+ | ^^^^^^^^^^^^^^^^^^^^^^ `(&str,)` cannot be formatted with the default formatter
+ |
+ = help: the trait `std::fmt::Display` is not implemented for `(&str,)`
+ = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
+
+error[E0308]: mismatched types
+ --> tests/ui/async_instrument.rs:23:5
+ |
+23 | ""
+ | ^^ expected struct `Wrapper`, found `&str`
+ |
+ = note: expected struct `Wrapper<_>`
+ found reference `&'static str`
+note: return type inferred to be `Wrapper<_>` here
+ --> tests/ui/async_instrument.rs:22:36
+ |
+22 | async fn mismatch_with_opaque() -> Wrapper<impl std::fmt::Display> {
+ | ^^^^^^^
+help: try wrapping the expression in `Wrapper`
+ |
+23 | Wrapper("")
+ | ++++++++ +
+
+error[E0308]: mismatched types
+ --> tests/ui/async_instrument.rs:29:16
+ |
+29 | return "";
+ | ^^ expected `()`, found `&str`
+ |
+note: return type inferred to be `()` here
+ --> tests/ui/async_instrument.rs:27:10
+ |
+27 | async fn early_return_unit() {
+ | ^^^^^^^^^^^^^^^^^
+
+error[E0308]: mismatched types
+ --> tests/ui/async_instrument.rs:36:16
+ |
+36 | return "";
+ | ^^- help: try using a conversion method: `.to_string()`
+ | |
+ | expected struct `String`, found `&str`
+ |
+note: return type inferred to be `String` here
+ --> tests/ui/async_instrument.rs:34:28
+ |
+34 | async fn early_return() -> String {
+ | ^^^^^^
+
+error[E0308]: mismatched types
+ --> tests/ui/async_instrument.rs:42:35
+ |
+42 | async fn extra_semicolon() -> i32 {
+ | ___________________________________^
+43 | | 1;
+ | | - help: remove this semicolon
+44 | | }
+ | |_^ expected `i32`, found `()`