bjoernager/rust
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Use lint pass macros

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Fixes #3917.
This commit is contained in:
Matthew Kraai 2019-04-08 13:43:55 -07:00
parent 24bb63383a
commit 753c39672e
131 changed files with 589 additions and 2097 deletions
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16
clippy_lints/src/zero_div_zero.rs
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@ -3,7 +3,7 @@ use crate::utils::span_help_and_lint;
use if_chain::if_chain;
use rustc::hir::*;
use rustc::lint::{LateContext, LateLintPass, LintArray, LintPass};
use rustc::{declare_tool_lint, lint_array};
use rustc::{declare_lint_pass, declare_tool_lint};
declare_clippy_lint! {
/// **What it does:** Checks for `0.0 / 0.0`.
@ -22,19 +22,9 @@ declare_clippy_lint! {
"usage of `0.0 / 0.0` to obtain NaN instead of std::f32::NaN or std::f64::NaN"
}
pub struct Pass;
declare_lint_pass!(ZeroDiv => [ZERO_DIVIDED_BY_ZERO]);
impl LintPass for Pass {
fn get_lints(&self) -> LintArray {
lint_array!(ZERO_DIVIDED_BY_ZERO)
}
fn name(&self) -> &'static str {
"ZeroDiv"
}
}
impl<'a, 'tcx> LateLintPass<'a, 'tcx> for Pass {
impl<'a, 'tcx> LateLintPass<'a, 'tcx> for ZeroDiv {
fn check_expr(&mut self, cx: &LateContext<'a, 'tcx>, expr: &'tcx Expr) {
// check for instances of 0.0/0.0
if_chain! {