Remove lints_enabled function

This function was redundant with the is_allowed function. Now is_allowed
is used everywhere lints_enabled was used before.

Author: flip1995

clippy_lints/src/cargo_common_metadata.rs

@@ -2,8 +2,7 @@
 
 use std::path::PathBuf;
 
-use clippy_utils::diagnostics::span_lint;
-use clippy_utils::lints_enabled;
+use clippy_utils::{diagnostics::span_lint, is_allowed};
 use rustc_hir::{hir_id::CRATE_HIR_ID, Crate};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_session::{declare_tool_lint, impl_lint_pass};
@@ -85,7 +84,7 @@ fn is_empty_vec(value: &[String]) -> bool {
 
 impl LateLintPass<'_> for CargoCommonMetadata {
     fn check_crate(&mut self, cx: &LateContext<'_>, _: &Crate<'_>) {
-        if !lints_enabled(cx, &[CARGO_COMMON_METADATA], CRATE_HIR_ID) {
+        if is_allowed(cx, CARGO_COMMON_METADATA, CRATE_HIR_ID) {
             return;
         }
 

clippy_lints/src/copies.rs

@@ -1,8 +1,8 @@
 use clippy_utils::diagnostics::{span_lint_and_note, span_lint_and_then};
 use clippy_utils::source::{first_line_of_span, indent_of, reindent_multiline, snippet, snippet_opt};
 use clippy_utils::{
-    both, count_eq, eq_expr_value, get_enclosing_block, get_parent_expr, if_sequence, in_macro, is_else_clause,
-    lints_enabled, search_same, ContainsName, SpanlessEq, SpanlessHash,
+    both, count_eq, eq_expr_value, get_enclosing_block, get_parent_expr, if_sequence, in_macro, is_allowed,
+    is_else_clause, search_same, ContainsName, SpanlessEq, SpanlessHash,
 };
 use if_chain::if_chain;
 use rustc_data_structures::fx::FxHashSet;
@@ -337,8 +337,8 @@ fn scan_block_for_eq(cx: &LateContext<'tcx>, blocks: &[&Block<'tcx>]) -> Option<
             if block_expr_eq;
             if l_stmts.len() == r_stmts.len();
             if l_stmts.len() == current_start_eq;
-            if lints_enabled(cx, &[IF_SAME_THEN_ELSE], win[0].hir_id);
-            if lints_enabled(cx, &[IF_SAME_THEN_ELSE], win[1].hir_id);
+            if !is_allowed(cx, IF_SAME_THEN_ELSE, win[0].hir_id);
+            if !is_allowed(cx, IF_SAME_THEN_ELSE, win[1].hir_id);
             then {
                 span_lint_and_note(
                     cx,

clippy_lints/src/multiple_crate_versions.rs

@@ -1,7 +1,7 @@
 //! lint on multiple versions of a crate being used
 
 use clippy_utils::diagnostics::span_lint;
-use clippy_utils::lints_enabled;
+use clippy_utils::is_allowed;
 use rustc_hir::def_id::LOCAL_CRATE;
 use rustc_hir::{Crate, CRATE_HIR_ID};
 use rustc_lint::{LateContext, LateLintPass};
@@ -39,7 +39,7 @@ declare_lint_pass!(MultipleCrateVersions => [MULTIPLE_CRATE_VERSIONS]);
 
 impl LateLintPass<'_> for MultipleCrateVersions {
     fn check_crate(&mut self, cx: &LateContext<'_>, _: &Crate<'_>) {
-        if !lints_enabled(cx, &[MULTIPLE_CRATE_VERSIONS], CRATE_HIR_ID) {
+        if is_allowed(cx, MULTIPLE_CRATE_VERSIONS, CRATE_HIR_ID) {
             return;
         }
 

clippy_lints/src/utils/internal_lints.rs

@@ -3,7 +3,7 @@ use clippy_utils::diagnostics::{span_lint, span_lint_and_help, span_lint_and_sug
 use clippy_utils::source::snippet;
 use clippy_utils::ty::match_type;
 use clippy_utils::{
-    is_else_clause, is_expn_of, is_expr_path_def_path, lints_enabled, match_def_path, method_calls, path_to_res, paths,
+    is_allowed, is_else_clause, is_expn_of, is_expr_path_def_path, match_def_path, method_calls, path_to_res, paths,
     SpanlessEq,
 };
 use if_chain::if_chain;
@@ -353,7 +353,7 @@ impl_lint_pass!(LintWithoutLintPass => [DEFAULT_LINT, LINT_WITHOUT_LINT_PASS]);
 
 impl<'tcx> LateLintPass<'tcx> for LintWithoutLintPass {
     fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'_>) {
-        if !lints_enabled(cx, &[DEFAULT_LINT], item.hir_id()) {
+        if is_allowed(cx, DEFAULT_LINT, item.hir_id()) {
             return;
         }
 
@@ -411,7 +411,7 @@ impl<'tcx> LateLintPass<'tcx> for LintWithoutLintPass {
     }
 
     fn check_crate_post(&mut self, cx: &LateContext<'tcx>, _: &'tcx Crate<'_>) {
-        if !lints_enabled(cx, &[LINT_WITHOUT_LINT_PASS], CRATE_HIR_ID) {
+        if is_allowed(cx, LINT_WITHOUT_LINT_PASS, CRATE_HIR_ID) {
             return;
         }
 
@@ -497,7 +497,7 @@ impl_lint_pass!(CompilerLintFunctions => [COMPILER_LINT_FUNCTIONS]);
 
 impl<'tcx> LateLintPass<'tcx> for CompilerLintFunctions {
     fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) {
-        if !lints_enabled(cx, &[COMPILER_LINT_FUNCTIONS], expr.hir_id) {
+        if is_allowed(cx, COMPILER_LINT_FUNCTIONS, expr.hir_id) {
             return;
         }
 
@@ -526,7 +526,7 @@ declare_lint_pass!(OuterExpnDataPass => [OUTER_EXPN_EXPN_DATA]);
 
 impl<'tcx> LateLintPass<'tcx> for OuterExpnDataPass {
     fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx hir::Expr<'_>) {
-        if !lints_enabled(cx, &[OUTER_EXPN_EXPN_DATA], expr.hir_id) {
+        if is_allowed(cx, OUTER_EXPN_EXPN_DATA, expr.hir_id) {
             return;
         }
 
@@ -576,7 +576,7 @@ declare_lint_pass!(CollapsibleCalls => [COLLAPSIBLE_SPAN_LINT_CALLS]);
 
 impl<'tcx> LateLintPass<'tcx> for CollapsibleCalls {
     fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx hir::Expr<'_>) {
-        if !lints_enabled(cx, &[COLLAPSIBLE_SPAN_LINT_CALLS], expr.hir_id) {
+        if is_allowed(cx, COLLAPSIBLE_SPAN_LINT_CALLS, expr.hir_id) {
             return;
         }
 
@@ -757,7 +757,7 @@ declare_lint_pass!(MatchTypeOnDiagItem => [MATCH_TYPE_ON_DIAGNOSTIC_ITEM]);
 
 impl<'tcx> LateLintPass<'tcx> for MatchTypeOnDiagItem {
     fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx hir::Expr<'_>) {
-        if !lints_enabled(cx, &[MATCH_TYPE_ON_DIAGNOSTIC_ITEM], expr.hir_id) {
+        if is_allowed(cx, MATCH_TYPE_ON_DIAGNOSTIC_ITEM, expr.hir_id) {
             return;
         }
 

clippy_lints/src/wildcard_dependencies.rs

@@ -1,5 +1,4 @@
-use clippy_utils::diagnostics::span_lint;
-use clippy_utils::lints_enabled;
+use clippy_utils::{diagnostics::span_lint, is_allowed};
 use rustc_hir::{hir_id::CRATE_HIR_ID, Crate};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_session::{declare_lint_pass, declare_tool_lint};
@@ -31,7 +30,7 @@ declare_lint_pass!(WildcardDependencies => [WILDCARD_DEPENDENCIES]);
 
 impl LateLintPass<'_> for WildcardDependencies {
     fn check_crate(&mut self, cx: &LateContext<'_>, _: &Crate<'_>) {
-        if !lints_enabled(cx, &[WILDCARD_DEPENDENCIES], CRATE_HIR_ID) {
+        if is_allowed(cx, WILDCARD_DEPENDENCIES, CRATE_HIR_ID) {
             return;
         }
 

clippy_utils/src/lib.rs

@@ -1541,25 +1541,6 @@ pub fn fn_def_id(cx: &LateContext<'_>, expr: &Expr<'_>) -> Option<DefId> {
     }
 }
 
-/// This function checks if any of the lints in the slice is enabled for the provided `HirId`.
-/// A lint counts as enabled with any of the levels: `Level::Forbid` | `Level::Deny` | `Level::Warn`
-///
-/// ```ignore
-/// #[deny(clippy::YOUR_AWESOME_LINT)]
-/// println!("Hello, World!"); // <- Clippy code: lints_enabled(cx, &[YOUR_AWESOME_LINT], id) == true
-///
-/// #[allow(clippy::YOUR_AWESOME_LINT)]
-/// println!("See you soon!"); // <- Clippy code: lints_enabled(cx, &[YOUR_AWESOME_LINT], id) == false
-/// ```
-pub fn lints_enabled(cx: &LateContext<'_>, lints: &[&'static Lint], id: HirId) -> bool {
-    lints.iter().any(|lint| {
-        matches!(
-            cx.tcx.lint_level_at_node(lint, id),
-            (Level::Forbid | Level::Deny | Level::Warn, _)
-        )
-    })
-}
-
 /// Returns Option<String> where String is a textual representation of the type encapsulated in the
 /// slice iff the given expression is a slice of primitives (as defined in the
 /// `is_recursively_primitive_type` function) and None otherwise.