bjoernager/rust
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Add a lint for duplicated attributes.

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This commit is contained in:
Ethiraric 2021-11-24 10:20:23 +01:00
parent 753e569c9c
commit 2be94d4301
8 changed files with 134 additions and 4 deletions
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5
compiler/rustc_builtin_macros/src/test.rs
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@ -1,6 +1,6 @@
/// The expansion from a test function to the appropriate test struct for libtest
/// Ideally, this code would be in libtest but for efficiency and error messages it lives here.
use crate::util::check_builtin_macro_attribute;
use crate::util::{check_builtin_macro_attribute, warn_on_duplicate_attribute};
use rustc_ast as ast;
use rustc_ast::attr;
@ -27,6 +27,7 @@ pub fn expand_test_case(
anno_item: Annotatable,
) -> Vec<Annotatable> {
check_builtin_macro_attribute(ecx, meta_item, sym::test_case);
warn_on_duplicate_attribute(&ecx, &anno_item, sym::test_case);
if !ecx.ecfg.should_test {
return vec![];
@ -55,6 +56,7 @@ pub fn expand_test(
item: Annotatable,
) -> Vec<Annotatable> {
check_builtin_macro_attribute(cx, meta_item, sym::test);
warn_on_duplicate_attribute(&cx, &item, sym::test);
expand_test_or_bench(cx, attr_sp, item, false)
}
@ -65,6 +67,7 @@ pub fn expand_bench(
item: Annotatable,
) -> Vec<Annotatable> {
check_builtin_macro_attribute(cx, meta_item, sym::bench);
warn_on_duplicate_attribute(&cx, &item, sym::bench);
expand_test_or_bench(cx, attr_sp, item, true)
}