mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-11-27 15:11:30 +00:00
78 lines
1.9 KiB
Rust
78 lines
1.9 KiB
Rust
//@no-rustfix
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//@aux-build:proc_macros.rs
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#![allow(clippy::no_effect, deprecated, unused)]
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#![warn(clippy::legacy_numeric_constants)]
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#[macro_use]
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extern crate proc_macros;
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use std::u128 as _;
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//~^ ERROR: importing legacy numeric constants
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//~| HELP: remove this import
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pub mod a {
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pub use std::{mem, u128};
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//~^ ERROR: importing legacy numeric constants
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//~| HELP: remove this import
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}
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macro_rules! b {
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() => {
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mod b {
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use std::u32;
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//~^ ERROR: importing legacy numeric constants
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//~| HELP: remove this import
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}
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};
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}
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fn main() {
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use std::u32::MAX;
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//~^ ERROR: importing a legacy numeric constant
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//~| HELP: remove this import and use the associated constant `u32::MAX`
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use std::u8::MIN;
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//~^ ERROR: importing a legacy numeric constant
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//~| HELP: remove this import and use the associated constant `u8::MIN`
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f64::MAX;
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use std::u32;
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//~^ ERROR: importing legacy numeric constants
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//~| HELP: remove this import
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u32::MAX;
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use std::f32::MIN_POSITIVE;
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//~^ ERROR: importing a legacy numeric constant
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//~| HELP: remove this import and use the associated constant `f32::MIN_POSITIVE`
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use std::f64;
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use std::i16::*;
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//~^ ERROR: importing legacy numeric constants
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//~| HELP: remove this import and use associated constants `i16::<CONST>`
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u128::MAX;
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f32::EPSILON;
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f64::EPSILON;
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::std::primitive::u8::MIN;
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std::f32::consts::E;
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f64::consts::E;
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u8::MIN;
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std::f32::consts::E;
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f64::consts::E;
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b!();
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}
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fn ext() {
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external! {
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::std::primitive::u8::MIN;
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::std::u8::MIN;
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::std::primitive::u8::min_value();
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use std::u64;
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use std::u8::MIN;
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}
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}
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#[clippy::msrv = "1.42.0"]
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fn msrv_too_low() {
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use std::u32::MAX;
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}
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#[clippy::msrv = "1.43.0"]
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fn msrv_juust_right() {
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use std::u32::MAX;
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//~^ ERROR: importing a legacy numeric constant
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}
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