Fix for issue #17574

sheroze1123 · sheroze1123 · commit 4aab27bed679 · 2014-11-15T14:05:11.000-05:00
diff --git a/src/librustc/middle/typeck/check/mod.rs b/src/librustc/middle/typeck/check/mod.rs
@@ -2534,7 +2534,7 @@ fn lookup_method_for_for_loop(fcx: &FnCtxt,
                 let ty_string = fcx.infcx().ty_to_string(true_expr_type);
                 fcx.tcx().sess.span_err(iterator_expr.span,
                                         format!("`for` loop expression has type `{}` which does \
-                                                 not implement the `Iterator` trait",
+                                                 not implement the `Iterator` trait: maybe try .iter()",
                                                 ty_string).as_slice());
             }
             ty::mk_err()

Original file line number	Diff line number	Diff line change
`@@ -2534,7 +2534,7 @@ fn lookup_method_for_for_loop(fcx: &FnCtxt,`
`2534`	`2534`	`let ty_string = fcx.infcx().ty_to_string(true_expr_type);`
`2535`	`2535`	`fcx.tcx().sess.span_err(iterator_expr.span,`
`2536`	`2536`	format!("`for` loop expression has type `{}` which does \
`2537`		- not implement the `Iterator` trait",
	`2537`	+ not implement the `Iterator` trait: maybe try .iter()",
`2538`	`2538`	`ty_string).as_slice());`
`2539`	`2539`	`}`
`2540`	`2540`	`ty::mk_err()`