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Remove unused structs in clippy

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This commit is contained in:
r0cky 2024-02-29 20:53:08 +08:00
parent 1299aa7c18
commit c73a7f0bec
2 changed files with 2 additions and 64 deletions
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60
src/tools/clippy/clippy_lints/src/loops/utils.rs
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@ -2,8 +2,8 @@ use clippy_utils::ty::{has_iter_method, implements_trait};
use clippy_utils::{get_parent_expr, is_integer_const, path_to_local, path_to_local_id, sugg};
use rustc_ast::ast::{LitIntType, LitKind};
use rustc_errors::Applicability;
use rustc_hir::intravisit::{walk_expr, walk_local, walk_pat, walk_stmt, Visitor};
use rustc_hir::{BinOpKind, BorrowKind, Expr, ExprKind, HirId, HirIdMap, Local, Mutability, Pat, PatKind, Stmt};
use rustc_hir::intravisit::{walk_expr, walk_local, Visitor};
use rustc_hir::{BinOpKind, BorrowKind, Expr, ExprKind, HirId, HirIdMap, Local, Mutability, PatKind};
use rustc_lint::LateContext;
use rustc_middle::hir::nested_filter;
use rustc_middle::ty::{self, Ty};
@ -253,62 +253,6 @@ fn is_conditional(expr: &Expr<'_>) -> bool {
matches!(expr.kind, ExprKind::If(..) | ExprKind::Match(..))
}
#[derive(PartialEq, Eq)]
pub(super) enum Nesting {
Unknown, // no nesting detected yet
RuledOut, // the iterator is initialized or assigned within scope
LookFurther, // no nesting detected, no further walk required
}
use self::Nesting::{LookFurther, RuledOut, Unknown};
pub(super) struct LoopNestVisitor {
pub(super) hir_id: HirId,
pub(super) iterator: HirId,
pub(super) nesting: Nesting,
}
impl<'tcx> Visitor<'tcx> for LoopNestVisitor {
fn visit_stmt(&mut self, stmt: &'tcx Stmt<'_>) {
if stmt.hir_id == self.hir_id {
self.nesting = LookFurther;
} else if self.nesting == Unknown {
walk_stmt(self, stmt);
}
}
fn visit_expr(&mut self, expr: &'tcx Expr<'_>) {
if self.nesting != Unknown {
return;
}
if expr.hir_id == self.hir_id {
self.nesting = LookFurther;
return;
}
match expr.kind {
ExprKind::Assign(path, _, _) | ExprKind::AssignOp(_, path, _) => {
if path_to_local_id(path, self.iterator) {
self.nesting = RuledOut;
}
},
_ => walk_expr(self, expr),
}
}
fn visit_pat(&mut self, pat: &'tcx Pat<'_>) {
if self.nesting != Unknown {
return;
}
if let PatKind::Binding(_, id, ..) = pat.kind {
if id == self.iterator {
self.nesting = RuledOut;
return;
}
}
walk_pat(self, pat);
}
}
/// If `arg` was the argument to a `for` loop, return the "cleanest" way of writing the
/// actual `Iterator` that the loop uses.
pub(super) fn make_iterator_snippet(cx: &LateContext<'_>, arg: &Expr<'_>, applic_ref: &mut Applicability) -> String {

6
src/tools/clippy/clippy_lints/src/macro_use.rs
View File

@ -30,12 +30,6 @@ declare_clippy_lint! {
"#[macro_use] is no longer needed"
}
#[derive(Clone, Debug, PartialEq, Eq)]
struct PathAndSpan {
path: String,
span: Span,
}
/// `MacroRefData` includes the name of the macro.
#[derive(Debug, Clone)]
pub struct MacroRefData {