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Support ExprType (type ascription) comparison

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mcarton 2016-10-01 22:26:19 +02:00
parent 3e009b9424
commit e036a8145a
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1 changed files with 7 additions and 3 deletions
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10
clippy_lints/src/utils/hir.rs
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@ -85,7 +85,10 @@ impl<'a, 'tcx: 'a> SpanlessEq<'a, 'tcx> {
(&ExprCall(ref l_fun, ref l_args), &ExprCall(ref r_fun, ref r_args)) => {
!self.ignore_fn && self.eq_expr(l_fun, r_fun) && self.eq_exprs(l_args, r_args)
}
(&ExprCast(ref lx, ref lt), &ExprCast(ref rx, ref rt)) => self.eq_expr(lx, rx) && self.eq_ty(lt, rt),
(&ExprCast(ref lx, ref lt), &ExprCast(ref rx, ref rt)) |
(&ExprType(ref lx, ref lt), &ExprType(ref rx, ref rt)) => {
self.eq_expr(lx, rx) && self.eq_ty(lt, rt)
}
(&ExprField(ref l_f_exp, ref l_f_ident), &ExprField(ref r_f_exp, ref r_f_ident)) => {
l_f_ident.node == r_f_ident.node && self.eq_expr(l_f_exp, r_f_exp)
}
@ -474,10 +477,11 @@ impl<'a, 'tcx: 'a> SpanlessHash<'a, 'tcx> {
self.hash_expr(le);
li.node.hash(&mut self.s);
}
ExprType(_, _) => {
ExprType(ref e, ref _ty) => {
let c: fn(_, _) -> _ = ExprType;
c.hash(&mut self.s);
// what’s an ExprType anyway?
self.hash_expr(e);
// TODO: _ty
}
ExprUnary(lop, ref le) => {
let c: fn(_, _) -> _ = ExprUnary;