From f8dab07f6ca18edddc8beec85d5330225b6a36ae Mon Sep 17 00:00:00 2001
From: "Hatter Jiang@Pixelbook" <jht5945@gmail.com>
Date: Sat, 3 Aug 2019 14:15:59 +0800
Subject: [PATCH] add is_symlink

---
 src/lib.rs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/lib.rs b/src/lib.rs
index e56f5f4..4d8db7b 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -58,6 +58,13 @@ pub fn get_absolute_path(path: &str) -> Option<PathBuf> {
     fs::canonicalize(path).ok()
 }
 
+pub fn is_symlink(path: &Path) -> bool {
+    match path.symlink_metadata() {
+        Err(_) => false,
+        Ok(meta) => meta.file_type().is_symlink(),
+    }
+}
+
 pub fn walk_dir<FError, FProcess, FFilter>(dir: &Path,
         func_walk_error: &FError,
         func_process_file: &FProcess,