Rollup merge of #116231 - DaniPopes:simpler-lint-array, r=Nilstrieb

Remove `rustc_lint_defs::lint_array`

Author: matthiaskrgr

compiler/rustc_lint/src/foreign_modules.rs

@@ -5,19 +5,18 @@ use rustc_hir::def::DefKind;
 use rustc_middle::query::Providers;
 use rustc_middle::ty::layout::LayoutError;
 use rustc_middle::ty::{self, Instance, Ty, TyCtxt};
-use rustc_session::lint::{lint_array, LintArray};
 use rustc_span::{sym, Span, Symbol};
 use rustc_target::abi::FIRST_VARIANT;
 
 use crate::lints::{BuiltinClashingExtern, BuiltinClashingExternSub};
-use crate::types;
+use crate::{types, LintVec};
 
 pub(crate) fn provide(providers: &mut Providers) {
     *providers = Providers { clashing_extern_declarations, ..*providers };
 }
 
-pub(crate) fn get_lints() -> LintArray {
-    lint_array!(CLASHING_EXTERN_DECLARATIONS)
+pub(crate) fn get_lints() -> LintVec {
+    vec![CLASHING_EXTERN_DECLARATIONS]
 }
 
 fn clashing_extern_declarations(tcx: TyCtxt<'_>, (): ()) {

compiler/rustc_lint/src/lib.rs

@@ -130,7 +130,7 @@ pub use late::{check_crate, late_lint_mod, unerased_lint_store};
 pub use passes::{EarlyLintPass, LateLintPass};
 pub use rustc_session::lint::Level::{self, *};
 pub use rustc_session::lint::{BufferedEarlyLint, FutureIncompatibleInfo, Lint, LintId};
-pub use rustc_session::lint::{LintArray, LintPass};
+pub use rustc_session::lint::{LintPass, LintVec};
 
 fluent_messages! { "../messages.ftl" }
 

compiler/rustc_lint/src/passes.rs

@@ -111,7 +111,7 @@ macro_rules! declare_combined_late_lint_pass {
                 }
             }
 
-            $v fn get_lints() -> $crate::LintArray {
+            $v fn get_lints() -> $crate::LintVec {
                 let mut lints = Vec::new();
                 $(lints.extend_from_slice(&$pass::get_lints());)*
                 lints
@@ -226,7 +226,7 @@ macro_rules! declare_combined_early_lint_pass {
                 }
             }
 
-            $v fn get_lints() -> $crate::LintArray {
+            $v fn get_lints() -> $crate::LintVec {
                 let mut lints = Vec::new();
                 $(lints.extend_from_slice(&$pass::get_lints());)*
                 lints

compiler/rustc_lint_defs/src/lib.rs

@@ -785,16 +785,7 @@ macro_rules! declare_tool_lint {
     );
 }
 
-/// Declares a static `LintArray` and return it as an expression.
-#[macro_export]
-macro_rules! lint_array {
-    ($( $lint:expr ),* ,) => { lint_array!( $($lint),* ) };
-    ($( $lint:expr ),*) => {{
-        vec![$($lint),*]
-    }}
-}
-
-pub type LintArray = Vec<&'static Lint>;
+pub type LintVec = Vec<&'static Lint>;
 
 pub trait LintPass {
     fn name(&self) -> &'static str;
@@ -808,7 +799,7 @@ macro_rules! impl_lint_pass {
             fn name(&self) -> &'static str { stringify!($ty) }
         }
         impl $ty {
-            pub fn get_lints() -> $crate::LintArray { $crate::lint_array!($($lint),*) }
+            pub fn get_lints() -> $crate::LintVec { vec![$($lint),*] }
         }
     };
 }

src/doc/unstable-book/src/language-features/plugin.md

@@ -43,24 +43,22 @@ extern crate rustc_ast;
 
 // Load rustc as a plugin to get macros
 extern crate rustc_driver;
-#[macro_use]
 extern crate rustc_lint;
 #[macro_use]
 extern crate rustc_session;
 
-use rustc_driver::plugin::Registry;
-use rustc_lint::{EarlyContext, EarlyLintPass, LintArray, LintContext, LintPass};
 use rustc_ast::ast;
+use rustc_driver::plugin::Registry;
+use rustc_lint::{EarlyContext, EarlyLintPass, LintContext};
+
 declare_lint!(TEST_LINT, Warn, "Warn about items named 'lintme'");
 
 declare_lint_pass!(Pass => [TEST_LINT]);
 
 impl EarlyLintPass for Pass {
     fn check_item(&mut self, cx: &EarlyContext, it: &ast::Item) {
         if it.ident.name.as_str() == "lintme" {
-            cx.lint(TEST_LINT, |lint| {
-                lint.build("item is named 'lintme'").set_span(it.span).emit()
-            });
+            cx.lint(TEST_LINT, "item is named 'lintme'", |lint| lint.set_span(it.span));
         }
     }
 }

src/tools/clippy/clippy_lints/src/utils/internal_lints/lint_without_lint_pass.rs

@@ -28,8 +28,8 @@ declare_clippy_lint! {
     /// know the name of the lint.
     ///
     /// ### Known problems
-    /// Only checks for lints associated using the
-    /// `declare_lint_pass!`, `impl_lint_pass!`, and `lint_array!` macros.
+    /// Only checks for lints associated using the `declare_lint_pass!` and
+    /// `impl_lint_pass!` macros.
     ///
     /// ### Example
     /// ```rust,ignore

tests/ui-fulldeps/internal-lints/lint_pass_impl_without_macro.rs

@@ -6,7 +6,7 @@
 extern crate rustc_middle;
 extern crate rustc_session;
 
-use rustc_session::lint::{LintArray, LintPass};
+use rustc_session::lint::{LintPass, LintVec};
 use rustc_session::{declare_lint, declare_lint_pass, impl_lint_pass};
 
 declare_lint! {

tests/ui-fulldeps/lint-pass-macros.rs

@@ -5,7 +5,7 @@
 
 extern crate rustc_session;
 
-use rustc_session::lint::{LintArray, LintPass};
+use rustc_session::lint::{LintPass, LintVec};
 use rustc_session::{declare_lint, declare_lint_pass, impl_lint_pass};
 
 declare_lint! {

tests/ui-fulldeps/plugin/auxiliary/lint-group-plugin-test.rs

@@ -5,13 +5,12 @@
 // Load rustc as a plugin to get macros.
 extern crate rustc_driver;
 extern crate rustc_hir;
-#[macro_use]
 extern crate rustc_lint;
 #[macro_use]
 extern crate rustc_session;
 
 use rustc_driver::plugin::Registry;
-use rustc_lint::{LateContext, LateLintPass, LintArray, LintContext, LintId, LintPass};
+use rustc_lint::{LateContext, LateLintPass, LintContext, LintId};
 
 declare_lint!(TEST_LINT, Warn, "Warn about items named 'lintme'");
 

tests/ui-fulldeps/plugin/auxiliary/lint-plugin-test.rs

@@ -6,14 +6,14 @@ extern crate rustc_ast;
 
 // Load rustc as a plugin to get macros
 extern crate rustc_driver;
-#[macro_use]
 extern crate rustc_lint;
 #[macro_use]
 extern crate rustc_session;
 
+use rustc_ast::ast;
 use rustc_driver::plugin::Registry;
-use rustc_lint::{EarlyContext, EarlyLintPass, LintArray, LintContext, LintPass};
-use rustc_ast as ast;
+use rustc_lint::{EarlyContext, EarlyLintPass, LintContext};
+
 declare_lint!(TEST_LINT, Warn, "Warn about items named 'lintme'");
 
 declare_lint_pass!(Pass => [TEST_LINT]);