declare_lint_pass!(IntegerDivision => [INTEGER_DIVISION]);
-impl<'a, 'tcx> LateLintPass<'a, 'tcx> for IntegerDivision {
- fn check_expr(&mut self, cx: &LateContext<'a, 'tcx>, expr: &'tcx hir::Expr<'_>) {
+impl<'tcx> LateLintPass<'tcx> for IntegerDivision {
+ fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx hir::Expr<'_>) {
if is_integer_division(cx, expr) {
span_lint_and_help(
cx,
expr.span,
"integer division",
None,
- "division of integers may cause loss of precision. consider using floats.",
+ "division of integers may cause loss of precision. consider using floats",
);
}
}
}
-fn is_integer_division<'a, 'tcx>(cx: &LateContext<'a, 'tcx>, expr: &'tcx hir::Expr<'_>) -> bool {
+fn is_integer_division<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx hir::Expr<'_>) -> bool {
if_chain! {
if let hir::ExprKind::Binary(binop, left, right) = &expr.kind;
if let hir::BinOpKind::Div = &binop.node;
then {
- let (left_ty, right_ty) = (cx.tables().expr_ty(left), cx.tables().expr_ty(right));
+ let (left_ty, right_ty) = (cx.typeck_results().expr_ty(left), cx.typeck_results().expr_ty(right));
return left_ty.is_integral() && right_ty.is_integral();
}
}