mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-11-10 15:14:29 +00:00
rustup
This commit is contained in:
parent
3b6440212d
commit
cc7d66aa9c
10 changed files with 61 additions and 55 deletions
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@ -615,6 +615,7 @@ All notable changes to this project will be documented in this file.
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[`eq_op`]: https://rust-lang-nursery.github.io/rust-clippy/master/index.html#eq_op
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[`erasing_op`]: https://rust-lang-nursery.github.io/rust-clippy/master/index.html#erasing_op
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[`eval_order_dependence`]: https://rust-lang-nursery.github.io/rust-clippy/master/index.html#eval_order_dependence
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[`excessive_precision`]: https://rust-lang-nursery.github.io/rust-clippy/master/index.html#excessive_precision
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[`expl_impl_clone_on_copy`]: https://rust-lang-nursery.github.io/rust-clippy/master/index.html#expl_impl_clone_on_copy
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[`explicit_counter_loop`]: https://rust-lang-nursery.github.io/rust-clippy/master/index.html#explicit_counter_loop
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[`explicit_into_iter_loop`]: https://rust-lang-nursery.github.io/rust-clippy/master/index.html#explicit_into_iter_loop
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@ -644,6 +645,7 @@ All notable changes to this project will be documented in this file.
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[`inconsistent_digit_grouping`]: https://rust-lang-nursery.github.io/rust-clippy/master/index.html#inconsistent_digit_grouping
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[`indexing_slicing`]: https://rust-lang-nursery.github.io/rust-clippy/master/index.html#indexing_slicing
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[`ineffective_bit_mask`]: https://rust-lang-nursery.github.io/rust-clippy/master/index.html#ineffective_bit_mask
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[`infallible_destructuring_match`]: https://rust-lang-nursery.github.io/rust-clippy/master/index.html#infallible_destructuring_match
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[`infinite_iter`]: https://rust-lang-nursery.github.io/rust-clippy/master/index.html#infinite_iter
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[`inline_always`]: https://rust-lang-nursery.github.io/rust-clippy/master/index.html#inline_always
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[`inline_fn_without_body`]: https://rust-lang-nursery.github.io/rust-clippy/master/index.html#inline_fn_without_body
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@ -7,7 +7,7 @@
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A collection of lints to catch common mistakes and improve your [Rust](https://github.com/rust-lang/rust) code.
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[There are 255 lints included in this crate!](https://rust-lang-nursery.github.io/rust-clippy/master/index.html)
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[There are 257 lints included in this crate!](https://rust-lang-nursery.github.io/rust-clippy/master/index.html)
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We have a bunch of lint categories to allow you to choose how much clippy is supposed to ~~annoy~~ help you:
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@ -5,7 +5,7 @@ use rustc::ty;
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use rustc::hir::def::Def;
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use std::collections::HashSet;
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use syntax::ast;
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use syntax::abi::Abi;
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use rustc_target::spec::abi::Abi;
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use syntax::codemap::Span;
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use utils::{iter_input_pats, span_lint, type_is_unsafe_function};
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@ -19,6 +19,7 @@
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#[macro_use]
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extern crate rustc;
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extern crate rustc_typeck;
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extern crate rustc_target;
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extern crate syntax;
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extern crate syntax_pos;
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@ -516,6 +517,7 @@ pub fn register_plugins(reg: &mut rustc_plugin::Registry) {
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eta_reduction::REDUNDANT_CLOSURE,
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eval_order_dependence::DIVERGING_SUB_EXPRESSION,
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eval_order_dependence::EVAL_ORDER_DEPENDENCE,
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excessive_precision::EXCESSIVE_PRECISION,
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explicit_write::EXPLICIT_WRITE,
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format::USELESS_FORMAT,
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formatting::POSSIBLE_MISSING_COMMA,
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@ -692,6 +694,7 @@ pub fn register_plugins(reg: &mut rustc_plugin::Registry) {
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enum_variants::MODULE_INCEPTION,
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eq_op::OP_REF,
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eta_reduction::REDUNDANT_CLOSURE,
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excessive_precision::EXCESSIVE_PRECISION,
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formatting::SUSPICIOUS_ASSIGNMENT_FORMATTING,
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formatting::SUSPICIOUS_ELSE_FORMATTING,
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if_let_redundant_pattern_matching::IF_LET_REDUNDANT_PATTERN_MATCHING,
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@ -6,7 +6,7 @@ use rustc::ty::{self, RegionKind, TypeFoldable};
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use rustc::traits;
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use rustc::middle::expr_use_visitor as euv;
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use rustc::middle::mem_categorization as mc;
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use syntax::abi::Abi;
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use rustc_target::spec::abi::Abi;
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use syntax::ast::NodeId;
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use syntax_pos::Span;
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use syntax::errors::DiagnosticBuilder;
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@ -8,7 +8,7 @@ use rustc::hir::map::Node;
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use rustc::lint::{LateContext, Level, Lint, LintContext};
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use rustc::session::Session;
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use rustc::traits;
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use rustc::ty::{self, Ty, TyCtxt, layout};
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use rustc::ty::{self, Ty, TyCtxt, layout::{self, IntegerExt}};
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use rustc_errors;
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use std::borrow::Cow;
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use std::env;
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@ -1,4 +1,4 @@
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#![feature(proc_macro)]
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#![feature(proc_macro, proc_macro_non_items)]
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extern crate proc_macro;
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use proc_macro::{TokenStream, quote};
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@ -1,4 +1,4 @@
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#![feature(exhaustive_patterns)]
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#![feature(exhaustive_patterns, never_type)]
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#![allow(let_and_return)]
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enum SingleVariantEnum {
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@ -1,3 +1,4 @@
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#![feature(never_type)]
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#![warn(result_map_unit_fn)]
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#![allow(unused)]
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@ -1,7 +1,7 @@
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error: called `map(f)` on an Result value where `f` is a unit function
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--> $DIR/result_map_unit_fn.rs:32:5
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--> $DIR/result_map_unit_fn.rs:33:5
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32 | x.field.map(do_nothing);
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33 | x.field.map(do_nothing);
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| ^^^^^^^^^^^^^^^^^^^^^^^-
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| help: try this: `if let Ok(x_field) = x.field { do_nothing(...) }`
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@ -9,183 +9,183 @@ error: called `map(f)` on an Result value where `f` is a unit function
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= note: `-D result-map-unit-fn` implied by `-D warnings`
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error: called `map(f)` on an Result value where `f` is a unit function
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--> $DIR/result_map_unit_fn.rs:34:5
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--> $DIR/result_map_unit_fn.rs:35:5
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34 | x.field.map(do_nothing);
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35 | x.field.map(do_nothing);
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| ^^^^^^^^^^^^^^^^^^^^^^^-
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| help: try this: `if let Ok(x_field) = x.field { do_nothing(...) }`
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error: called `map(f)` on an Result value where `f` is a unit function
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--> $DIR/result_map_unit_fn.rs:36:5
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--> $DIR/result_map_unit_fn.rs:37:5
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36 | x.field.map(diverge);
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37 | x.field.map(diverge);
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| ^^^^^^^^^^^^^^^^^^^^-
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| help: try this: `if let Ok(x_field) = x.field { diverge(...) }`
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error: called `map(f)` on an Result value where `f` is a unit closure
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--> $DIR/result_map_unit_fn.rs:42:5
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--> $DIR/result_map_unit_fn.rs:43:5
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42 | x.field.map(|value| x.do_result_nothing(value + captured));
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43 | x.field.map(|value| x.do_result_nothing(value + captured));
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
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| help: try this: `if let Ok(value) = x.field { x.do_result_nothing(value + captured) }`
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error: called `map(f)` on an Result value where `f` is a unit closure
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--> $DIR/result_map_unit_fn.rs:44:5
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--> $DIR/result_map_unit_fn.rs:45:5
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44 | x.field.map(|value| { x.do_result_plus_one(value + captured); });
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45 | x.field.map(|value| { x.do_result_plus_one(value + captured); });
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
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| help: try this: `if let Ok(value) = x.field { x.do_result_plus_one(value + captured); }`
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error: called `map(f)` on an Result value where `f` is a unit closure
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--> $DIR/result_map_unit_fn.rs:47:5
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--> $DIR/result_map_unit_fn.rs:48:5
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47 | x.field.map(|value| do_nothing(value + captured));
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48 | x.field.map(|value| do_nothing(value + captured));
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
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| help: try this: `if let Ok(value) = x.field { do_nothing(value + captured) }`
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error: called `map(f)` on an Result value where `f` is a unit closure
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--> $DIR/result_map_unit_fn.rs:49:5
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--> $DIR/result_map_unit_fn.rs:50:5
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49 | x.field.map(|value| { do_nothing(value + captured) });
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50 | x.field.map(|value| { do_nothing(value + captured) });
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
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| help: try this: `if let Ok(value) = x.field { do_nothing(value + captured) }`
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error: called `map(f)` on an Result value where `f` is a unit closure
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--> $DIR/result_map_unit_fn.rs:51:5
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--> $DIR/result_map_unit_fn.rs:52:5
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51 | x.field.map(|value| { do_nothing(value + captured); });
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52 | x.field.map(|value| { do_nothing(value + captured); });
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
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| help: try this: `if let Ok(value) = x.field { do_nothing(value + captured); }`
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error: called `map(f)` on an Result value where `f` is a unit closure
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--> $DIR/result_map_unit_fn.rs:53:5
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--> $DIR/result_map_unit_fn.rs:54:5
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53 | x.field.map(|value| { { do_nothing(value + captured); } });
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54 | x.field.map(|value| { { do_nothing(value + captured); } });
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
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| help: try this: `if let Ok(value) = x.field { do_nothing(value + captured); }`
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error: called `map(f)` on an Result value where `f` is a unit closure
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--> $DIR/result_map_unit_fn.rs:56:5
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--> $DIR/result_map_unit_fn.rs:57:5
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56 | x.field.map(|value| diverge(value + captured));
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57 | x.field.map(|value| diverge(value + captured));
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
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| help: try this: `if let Ok(value) = x.field { diverge(value + captured) }`
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error: called `map(f)` on an Result value where `f` is a unit closure
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--> $DIR/result_map_unit_fn.rs:58:5
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--> $DIR/result_map_unit_fn.rs:59:5
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58 | x.field.map(|value| { diverge(value + captured) });
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59 | x.field.map(|value| { diverge(value + captured) });
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
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| help: try this: `if let Ok(value) = x.field { diverge(value + captured) }`
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error: called `map(f)` on an Result value where `f` is a unit closure
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--> $DIR/result_map_unit_fn.rs:60:5
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--> $DIR/result_map_unit_fn.rs:61:5
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60 | x.field.map(|value| { diverge(value + captured); });
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61 | x.field.map(|value| { diverge(value + captured); });
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
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| help: try this: `if let Ok(value) = x.field { diverge(value + captured); }`
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error: called `map(f)` on an Result value where `f` is a unit closure
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--> $DIR/result_map_unit_fn.rs:62:5
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--> $DIR/result_map_unit_fn.rs:63:5
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62 | x.field.map(|value| { { diverge(value + captured); } });
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63 | x.field.map(|value| { { diverge(value + captured); } });
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
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| help: try this: `if let Ok(value) = x.field { diverge(value + captured); }`
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error: called `map(f)` on an Result value where `f` is a unit closure
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--> $DIR/result_map_unit_fn.rs:67:5
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--> $DIR/result_map_unit_fn.rs:68:5
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67 | x.field.map(|value| { let y = plus_one(value + captured); });
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68 | x.field.map(|value| { let y = plus_one(value + captured); });
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
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| help: try this: `if let Ok(value) = x.field { let y = plus_one(value + captured); }`
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error: called `map(f)` on an Result value where `f` is a unit closure
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--> $DIR/result_map_unit_fn.rs:69:5
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--> $DIR/result_map_unit_fn.rs:70:5
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69 | x.field.map(|value| { plus_one(value + captured); });
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70 | x.field.map(|value| { plus_one(value + captured); });
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
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| help: try this: `if let Ok(value) = x.field { plus_one(value + captured); }`
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error: called `map(f)` on an Result value where `f` is a unit closure
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--> $DIR/result_map_unit_fn.rs:71:5
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--> $DIR/result_map_unit_fn.rs:72:5
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71 | x.field.map(|value| { { plus_one(value + captured); } });
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72 | x.field.map(|value| { { plus_one(value + captured); } });
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
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| help: try this: `if let Ok(value) = x.field { plus_one(value + captured); }`
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error: called `map(f)` on an Result value where `f` is a unit closure
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--> $DIR/result_map_unit_fn.rs:74:5
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--> $DIR/result_map_unit_fn.rs:75:5
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74 | x.field.map(|ref value| { do_nothing(value + captured) });
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75 | x.field.map(|ref value| { do_nothing(value + captured) });
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
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| help: try this: `if let Ok(ref value) = x.field { do_nothing(value + captured) }`
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error: called `map(f)` on an Result value where `f` is a unit closure
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--> $DIR/result_map_unit_fn.rs:77:5
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--> $DIR/result_map_unit_fn.rs:78:5
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77 | x.field.map(|value| { do_nothing(value); do_nothing(value) });
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78 | x.field.map(|value| { do_nothing(value); do_nothing(value) });
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
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| help: try this: `if let Ok(value) = x.field { ... }`
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error: called `map(f)` on an Result value where `f` is a unit closure
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--> $DIR/result_map_unit_fn.rs:79:5
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--> $DIR/result_map_unit_fn.rs:80:5
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79 | x.field.map(|value| if value > 0 { do_nothing(value); do_nothing(value) });
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80 | x.field.map(|value| if value > 0 { do_nothing(value); do_nothing(value) });
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
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| help: try this: `if let Ok(value) = x.field { ... }`
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error: called `map(f)` on an Result value where `f` is a unit closure
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--> $DIR/result_map_unit_fn.rs:83:5
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--> $DIR/result_map_unit_fn.rs:84:5
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83 | x.field.map(|value| {
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84 | x.field.map(|value| {
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| _____^
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| |_____|
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84 | || do_nothing(value);
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85 | || do_nothing(value)
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86 | || });
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85 | || do_nothing(value);
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86 | || do_nothing(value)
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87 | || });
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| ||______^- help: try this: `if let Ok(value) = x.field { ... }`
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| |_______|
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error: called `map(f)` on an Result value where `f` is a unit closure
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--> $DIR/result_map_unit_fn.rs:87:5
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--> $DIR/result_map_unit_fn.rs:88:5
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87 | x.field.map(|value| { do_nothing(value); do_nothing(value); });
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88 | x.field.map(|value| { do_nothing(value); do_nothing(value); });
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
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| |
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| help: try this: `if let Ok(value) = x.field { ... }`
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error: called `map(f)` on an Result value where `f` is a unit function
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--> $DIR/result_map_unit_fn.rs:91:5
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--> $DIR/result_map_unit_fn.rs:92:5
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91 | "12".parse::<i32>().map(diverge);
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92 | "12".parse::<i32>().map(diverge);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
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| |
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| help: try this: `if let Ok(_) = "12".parse::<i32>() { diverge(...) }`
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error: called `map(f)` on an Result value where `f` is a unit function
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--> $DIR/result_map_unit_fn.rs:97:5
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--> $DIR/result_map_unit_fn.rs:98:5
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97 | y.map(do_nothing);
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98 | y.map(do_nothing);
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| ^^^^^^^^^^^^^^^^^-
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| |
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| help: try this: `if let Ok(_y) = y { do_nothing(...) }`
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