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Fix unwrap.rs

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This commit is contained in:
Manish Goregaokar 2019-05-10 19:13:15 -07:00
parent e7af60f258
commit 62897747fd
1 changed files with 2 additions and 2 deletions
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4
clippy_lints/src/unwrap.rs
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@ -2,7 +2,7 @@ use if_chain::if_chain;
use rustc::lint::{LateContext, LateLintPass, LintArray, LintPass}; use rustc::lint::{LateContext, LateLintPass, LintArray, LintPass};
use rustc::{declare_lint_pass, declare_tool_lint}; use rustc::{declare_lint_pass, declare_tool_lint};
use crate::utils::{in_macro, match_type, paths, span_lint_and_then, usage::is_potentially_mutated}; use crate::utils::{higher::if_block, in_macro, match_type, paths, span_lint_and_then, usage::is_potentially_mutated};
use rustc::hir::intravisit::*; use rustc::hir::intravisit::*;
use rustc::hir::*; use rustc::hir::*;
use syntax::source_map::Span; use syntax::source_map::Span;
@ -130,7 +130,7 @@ impl<'a, 'tcx: 'a> UnwrappableVariablesVisitor<'a, 'tcx> {
impl<'a, 'tcx: 'a> Visitor<'tcx> for UnwrappableVariablesVisitor<'a, 'tcx> { impl<'a, 'tcx: 'a> Visitor<'tcx> for UnwrappableVariablesVisitor<'a, 'tcx> {
fn visit_expr(&mut self, expr: &'tcx Expr) { fn visit_expr(&mut self, expr: &'tcx Expr) {
if let ExprKind::If(cond, then, els) = &expr.node { if let Some((cond, then, els)) = if_block(&expr) {
walk_expr(self, cond); walk_expr(self, cond);
self.visit_branch(cond, then, false); self.visit_branch(cond, then, false);
if let Some(els) = els { if let Some(els) = els {