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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:06:31 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:06:31 +0000 |
commit | 2ff14448863ac1a1dd9533461708e29aae170c2d (patch) | |
tree | 85b9fea2bbfe3f06473cfa381eed11f273b57c5c /src/test/ui/lint/lint-attr-everywhere-late.rs | |
parent | Adding debian version 1.64.0+dfsg1-1. (diff) | |
download | rustc-2ff14448863ac1a1dd9533461708e29aae170c2d.tar.xz rustc-2ff14448863ac1a1dd9533461708e29aae170c2d.zip |
Adding debian version 1.65.0+dfsg1-2.debian/1.65.0+dfsg1-2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/lint/lint-attr-everywhere-late.rs')
-rw-r--r-- | src/test/ui/lint/lint-attr-everywhere-late.rs | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/src/test/ui/lint/lint-attr-everywhere-late.rs b/src/test/ui/lint/lint-attr-everywhere-late.rs new file mode 100644 index 000000000..1055157d6 --- /dev/null +++ b/src/test/ui/lint/lint-attr-everywhere-late.rs @@ -0,0 +1,197 @@ +// Tests that lint levels can be set for late lints. +#![allow( + non_snake_case, + overflowing_literals, + missing_docs, + dyn_drop, + enum_intrinsics_non_enums, + clashing_extern_declarations +)] + +extern crate core; +use core::mem::{Discriminant, discriminant}; + +// The following is a check of the lints used here to verify they do not warn +// when allowed. +pub fn missing_docs_allowed() {} // missing_docs +fn dyn_drop_allowed(_x: Box<dyn Drop>) {} // dyn_drop +fn verify_no_warnings() { + discriminant::<i32>(&123); // enum_intrinsics_non_enums + let x: u8 = 1000; // overflowing_literals + let NON_SNAKE_CASE = 1; // non_snake_case +} +mod clashing_extern_allowed { + extern "C" { + fn extern_allowed(); + } +} +extern "C" { + fn extern_allowed(_: i32); // clashing_extern_declarations +} + +// ################## Types + +#[deny(missing_docs)] +pub type MissingDocType = i32; //~ ERROR missing documentation for a type alias + +// There aren't any late lints that I can find that can be easily used with types. +// type BareFnPtr = fn(#[deny()]i32); +// type BareFnPtrVariadic = extern "C" fn(i32, #[deny()]...); + +// ################## Items +#[deny(missing_docs)] +pub struct ItemOuter; //~ ERROR missing documentation for a struct + +pub mod module_inner { //~ ERROR missing documentation for a module + #![deny(missing_docs)] + pub fn missing_inner() {} //~ ERROR missing documentation for a function +} + +pub struct Associated; +impl Associated { + #![deny(missing_docs)] + + pub fn inherent_denied_from_inner() {} //~ ERROR missing documentation for an associated function +} + +impl Associated { + #[deny(missing_docs)] + pub fn inherent_fn() {} //~ ERROR missing documentation for an associated function + + #[deny(missing_docs)] + pub const INHERENT_CONST: i32 = 1; //~ ERROR missing documentation for an associated constant +} + +pub trait TraitInner { //~ ERROR missing documentation for a trait + #![deny(missing_docs)] +} + +pub trait AssociatedTraitInner { //~ ERROR missing documentation for a trait + #![deny(missing_docs)] + + fn denied_from_inner() {} //~ ERROR missing documentation for an associated function +} + +pub trait AssociatedTrait { + fn denied_from_inner(_x: Box<dyn Drop>) {} // Used below + + #[deny(missing_docs)] + fn assoc_fn() {} //~ ERROR missing documentation for an associated function + + #[deny(missing_docs)] + const ASSOC_CONST: u8 = 1; //~ ERROR missing documentation for an associated constant + + #[deny(missing_docs)] + type AssocType; //~ ERROR missing documentation for an associated type +} + +struct Foo; + +impl AssociatedTrait for Associated { + #![deny(dyn_drop)] + + fn denied_from_inner(_x: Box<dyn Drop>) {} //~ ERROR types that do not implement `Drop` + + #[deny(enum_intrinsics_non_enums)] + fn assoc_fn() { discriminant::<i32>(&123); } //~ ERROR the return value of + + #[deny(overflowing_literals)] const ASSOC_CONST: u8 = 1000; //~ ERROR literal out of range + type AssocType = i32; +} + + +// There aren't any late lints that can apply to a field that I can find. +// non_snake_case doesn't work on fields +// struct StructFields { +// #[deny()]f1: i32, +// } +// struct StructTuple(#[deny()]i32); + +pub enum Enum { + #[deny(missing_docs)] + Variant1, //~ ERROR missing documentation for a variant +} + +mod clashing_extern { + extern "C" { + fn clashing1(); + fn clashing2(); + } +} +extern "C" { + #![deny(clashing_extern_declarations)] + fn clashing1(_: i32); //~ ERROR `clashing1` redeclared with a different signature +} + +extern "C" { + #[deny(clashing_extern_declarations)] + fn clashing2(_: i32); //~ ERROR `clashing2` redeclared with a different signature +} + +fn function(#[deny(non_snake_case)] PARAM: i32) {} //~ ERROR variable `PARAM` should have a snake case name +// There aren't any late lints that can apply to generics that I can find. +// fn generics<#[deny()]T>() {} + + +// ################## Statements +fn statements() { + #[deny(enum_intrinsics_non_enums)] + let _ = discriminant::<i32>(&123); //~ ERROR the return value of +} + + +// ################## Expressions +fn expressions() { + let closure = |#[deny(non_snake_case)] PARAM: i32| {}; //~ ERROR variable `PARAM` should have a snake case name + + struct Match{f1: i32} + // I can't find any late lints for patterns. + // let f = Match{#[deny()]f1: 123}; + + let f = Match{f1: 123}; + match f { + #![deny(enum_intrinsics_non_enums)] + Match{f1} => { + discriminant::<i32>(&123); //~ ERROR the return value of + } + } + match f { + #[deny(enum_intrinsics_non_enums)] + Match{f1} => { + discriminant::<i32>(&123); //~ ERROR the return value of + } + } + + // Statement Block + { + #![deny(enum_intrinsics_non_enums)] + discriminant::<i32>(&123); //~ ERROR the return value of + } + let block_tail = { + #[deny(enum_intrinsics_non_enums)] + discriminant::<i32>(&123); //~ ERROR the return value of + }; + + // Before expression as a statement. + #[deny(enum_intrinsics_non_enums)] + discriminant::<i32>(&123); //~ ERROR the return value of + + [#[deny(enum_intrinsics_non_enums)] discriminant::<i32>(&123)]; //~ ERROR the return value of + (#[deny(enum_intrinsics_non_enums)] discriminant::<i32>(&123),); //~ ERROR the return value of + fn call(p: Discriminant<i32>) {} + call(#[deny(enum_intrinsics_non_enums)] discriminant::<i32>(&123)); //~ ERROR the return value of + struct TupleStruct(Discriminant<i32>); + TupleStruct(#[deny(enum_intrinsics_non_enums)] discriminant::<i32>(&123)); //~ ERROR the return value of +} + + +// ################## Patterns +fn patterns() { + // There aren't any late lints that I can find that apply to pattern fields. + // + // struct PatField{f1: i32, f2: i32}; + // let f = PatField{f1: 1, f2: 2}; + // let PatField{#[deny()]f1, #[deny()]..} = f; +} + +fn main() {} |