From 6344a7f362b19eaf71547766135ece160aa3389e Mon Sep 17 00:00:00 2001
From: Igor Aleksanov <popzxc@yandex.ru>
Date: Mon, 10 Aug 2020 15:05:01 +0300
Subject: Fix clippy warnings

---
 crates/vfs/src/file_set.rs | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'crates/vfs')

diff --git a/crates/vfs/src/file_set.rs b/crates/vfs/src/file_set.rs
index e9196fcd2..9f11268ee 100644
--- a/crates/vfs/src/file_set.rs
+++ b/crates/vfs/src/file_set.rs
@@ -19,6 +19,9 @@ impl FileSet {
     pub fn len(&self) -> usize {
         self.files.len()
     }
+    pub fn is_empty(&self) -> bool {
+        self.len() == 0
+    }
     pub fn resolve_path(&self, anchor: FileId, path: &str) -> Option<FileId> {
         let mut base = self.paths[&anchor].clone();
         base.pop();
-- 
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