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Rollup merge of #87205 - matthiaskrgr:clippy_cln, r=oli-obk

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rustc_middle: remove redundant clone

found while looking through some clippy lint warnings
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Yuki Okushi 2021-07-18 14:21:59 +09:00 committed by GitHub
commit 810e47897a
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1 changed files with 2 additions and 3 deletions
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5
compiler/rustc_middle/src/ty/closure.rs
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@ -281,11 +281,10 @@ pub struct CaptureInfo<'tcx> {
} }
pub fn place_to_string_for_capture(tcx: TyCtxt<'tcx>, place: &HirPlace<'tcx>) -> String { pub fn place_to_string_for_capture(tcx: TyCtxt<'tcx>, place: &HirPlace<'tcx>) -> String {
let name = match place.base { let mut curr_string: String = match place.base {
HirPlaceBase::Upvar(upvar_id) => tcx.hir().name(upvar_id.var_path.hir_id).to_string(), HirPlaceBase::Upvar(upvar_id) => tcx.hir().name(upvar_id.var_path.hir_id).to_string(),
_ => bug!("Capture_information should only contain upvars"), _ => bug!("Capture_information should only contain upvars"),
}; };
let mut curr_string = name;
for (i, proj) in place.projections.iter().enumerate() { for (i, proj) in place.projections.iter().enumerate() {
match proj.kind { match proj.kind {
@ -314,7 +313,7 @@ pub fn place_to_string_for_capture(tcx: TyCtxt<'tcx>, place: &HirPlace<'tcx>) ->
} }
} }
curr_string.to_string() curr_string
} }
#[derive(Clone, PartialEq, Debug, TyEncodable, TyDecodable, TypeFoldable, Copy, HashStable)] #[derive(Clone, PartialEq, Debug, TyEncodable, TyDecodable, TypeFoldable, Copy, HashStable)]