mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-09-21 15:11:56 +00:00
61 lines
2.1 KiB
Rust
61 lines
2.1 KiB
Rust
//@aux-build:paths.rs
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#![deny(clippy::internal)]
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#![feature(rustc_private)]
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extern crate clippy_utils;
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extern crate paths;
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extern crate rustc_hir;
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extern crate rustc_lint;
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extern crate rustc_middle;
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extern crate rustc_span;
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#[allow(unused)]
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use clippy_utils::ty::{is_type_diagnostic_item, is_type_lang_item, match_type};
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#[allow(unused)]
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use clippy_utils::{
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is_expr_path_def_path, is_path_diagnostic_item, is_res_diagnostic_ctor, is_res_lang_ctor, is_trait_method,
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match_def_path, match_trait_method, path_res,
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};
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#[allow(unused)]
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use rustc_hir::LangItem;
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#[allow(unused)]
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use rustc_span::sym;
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use rustc_hir::def_id::DefId;
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use rustc_hir::Expr;
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use rustc_lint::LateContext;
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use rustc_middle::ty::Ty;
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#[allow(unused, clippy::unnecessary_def_path)]
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static OPTION: [&str; 3] = ["core", "option", "Option"];
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#[allow(unused, clippy::unnecessary_def_path)]
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const RESULT: &[&str] = &["core", "result", "Result"];
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fn _f<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>, did: DefId, expr: &Expr<'_>) {
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let _ = match_type(cx, ty, &OPTION);
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let _ = match_type(cx, ty, RESULT);
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let _ = match_type(cx, ty, &["core", "result", "Result"]);
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#[allow(unused, clippy::unnecessary_def_path)]
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let rc_path = &["alloc", "rc", "Rc"];
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let _ = clippy_utils::ty::match_type(cx, ty, rc_path);
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let _ = match_type(cx, ty, &paths::OPTION);
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let _ = match_type(cx, ty, paths::RESULT);
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let _ = match_type(cx, ty, &["alloc", "boxed", "Box"]);
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let _ = match_type(cx, ty, &["core", "mem", "maybe_uninit", "MaybeUninit", "uninit"]);
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let _ = match_def_path(cx, did, &["alloc", "boxed", "Box"]);
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let _ = match_def_path(cx, did, &["core", "option", "Option"]);
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let _ = match_def_path(cx, did, &["core", "option", "Option", "Some"]);
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let _ = match_trait_method(cx, expr, &["core", "convert", "AsRef"]);
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let _ = is_expr_path_def_path(cx, expr, &["core", "option", "Option"]);
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let _ = is_expr_path_def_path(cx, expr, &["core", "iter", "traits", "Iterator", "next"]);
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let _ = is_expr_path_def_path(cx, expr, &["core", "option", "Option", "Some"]);
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}
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fn main() {}
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