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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /compiler/rustc_error_codes/src/error_codes/E0329.md | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'compiler/rustc_error_codes/src/error_codes/E0329.md')
-rw-r--r-- | compiler/rustc_error_codes/src/error_codes/E0329.md | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/compiler/rustc_error_codes/src/error_codes/E0329.md b/compiler/rustc_error_codes/src/error_codes/E0329.md new file mode 100644 index 000000000..37d84a1a8 --- /dev/null +++ b/compiler/rustc_error_codes/src/error_codes/E0329.md @@ -0,0 +1,40 @@ +#### Note: this error code is no longer emitted by the compiler. + +An attempt was made to access an associated constant through either a generic +type parameter or `Self`. This is not supported yet. An example causing this +error is shown below: + +``` +trait Foo { + const BAR: f64; +} + +struct MyStruct; + +impl Foo for MyStruct { + const BAR: f64 = 0f64; +} + +fn get_bar_bad<F: Foo>(t: F) -> f64 { + F::BAR +} +``` + +Currently, the value of `BAR` for a particular type can only be accessed +through a concrete type, as shown below: + +``` +trait Foo { + const BAR: f64; +} + +struct MyStruct; + +impl Foo for MyStruct { + const BAR: f64 = 0f64; +} + +fn get_bar_good() -> f64 { + <MyStruct as Foo>::BAR +} +``` |