Add a lint to warn about un-necessary .into_iter() #1250
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mcarton
reviewed
Oct 1, 2016
| @@ -577,6 +596,16 @@ fn check_for_loop_arg(cx: &LateContext, pat: &Pat, arg: &Expr, expr: &Expr) { | |||
| object, | |||
| method_name)); | |||
| } | |||
| } else if method_name.as_str() == "into_iter" && match_trait_method(cx, arg, &paths::I) { | |||
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Yeah miss commit.
mcarton
reviewed
Oct 1, 2016
| @@ -87,7 +87,7 @@ impl Unrelated { | |||
| } | |||
| } | |||
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| #[deny(needless_range_loop, explicit_iter_loop, iter_next_loop, reverse_range_loop, explicit_counter_loop)] | |||
| #[deny(needless_range_loop, explicit_iter_loop, explicit_into_iter_loop, iter_next_loop, reverse_range_loop, explicit_counter_loop)] | |||
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We usually just do #[deny(clippy)]. I wonder why this file does not use that.
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Don't know for sure. Let me clean that up in a separate pr.
| @@ -294,6 +294,10 @@ fn main() { | |||
| for _v in vec.iter() { } //~ERROR it is more idiomatic to loop over `&vec` | |||
| for _v in vec.iter_mut() { } //~ERROR it is more idiomatic to loop over `&mut vec` | |||
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| let mut _out_vec = vec![1,2,3]; | |||
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Not needed. Let me remove it.
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Thanks! |
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This should close #1094.