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Fix panic lint

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This commit is contained in:
Manish Goregaokar 2015-12-24 15:27:31 +05:30
parent 592ca26e90
commit dbf1cdf34a
1 changed files with 10 additions and 3 deletions
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13
src/panic.rs
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@ -28,15 +28,22 @@ impl LateLintPass for PanicPass {
fn check_expr(&mut self, cx: &LateContext, expr: &Expr) {
if_let_chain! {[
in_external_macro(cx, expr.span),
let ExprCall(ref fun, ref params) = expr.node,
let ExprBlock(ref block) = expr.node,
let Some(ref ex) = block.expr,
let ExprCall(ref fun, ref params) = ex.node,
params.len() == 2,
let ExprPath(None, ref path) = fun.node,
match_path(path, &BEGIN_UNWIND),
let ExprLit(ref lit) = params[0].node,
let LitStr(ref string, _) = lit.node,
string.contains('{')
string.contains('{'),
let Some(sp) = cx.sess().codemap()
.with_expn_info(expr.span.expn_id,
|info| info.map(|i| i.call_site))
], {
span_lint(cx, PANIC_PARAMS, expr.span, "You probably are missing some parameter in your `panic!` call");
span_lint(cx, PANIC_PARAMS, sp,
"You probably are missing some parameter in your `panic!` call");
}}
}
}