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Philipp Krones 2018-10-21 15:27:01 -04:00 committed by HMPerson1
parent aabf8083bd
commit 5dbca1f6b1
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1 changed files with 3 additions and 1 deletions
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4
clippy_lints/src/mem_discriminant.rs
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@ -11,6 +11,7 @@
use crate::rustc::hir::{Expr, ExprKind};
use crate::rustc::lint::{LateContext, LateLintPass, LintArray, LintPass};
use crate::rustc::{declare_tool_lint, lint_array};
use crate::rustc_errors::Applicability;
use crate::utils::{match_def_path, opt_def_id, paths, snippet, span_lint_and_then, walk_ptrs_ty_depth};
use if_chain::if_chain;
@ -79,10 +80,11 @@ impl<'a, 'tcx> LateLintPass<'a, 'tcx> for MemDiscriminant {
}
let derefs: String = iter::repeat('*').take(derefs_needed).collect();
db.span_suggestion(
db.span_suggestion_with_applicability(
param.span,
"try dereferencing",
format!("{}{}", derefs, snippet(cx, cur_expr.span, "<param>")),
Applicability::MachineApplicable,
);
}
},