[rustc.git] / src / tools / clippy / clippy_lints / src / methods / suspicious_map.rs

use crate::utils::span_lint_and_help;
use rustc_hir as hir;
use rustc_lint::LateContext;

use super::SUSPICIOUS_MAP;

pub(super) fn check(cx: &LateContext<'_>, expr: &hir::Expr<'_>) {
    span_lint_and_help(
        cx,
        SUSPICIOUS_MAP,
        expr.span,
        "this call to `map()` won't have an effect on the call to `count()`",
        None,
        "make sure you did not confuse `map` with `filter` or `for_each`",
    );
}
Commit	Line	Data
f20569fa XL	1	use crate::utils::span_lint_and_help;
	2	use rustc_hir as hir;
	3	use rustc_lint::LateContext;
	4
	5	use super::SUSPICIOUS_MAP;
	6
	7	pub(super) fn check(cx: &LateContext<'_>, expr: &hir::Expr<'_>) {
	8	span_lint_and_help(
	9	cx,
	10	SUSPICIOUS_MAP,
	11	expr.span,
	12	"this call to `map()` won't have an effect on the call to `count()`",
	13	None,
	14	"make sure you did not confuse `map` with `filter` or `for_each`",
	15	);
	16	}