From: Lucas Bajolet <r4pass@hotmail.com>
Date: Thu, 26 May 2016 18:55:49 +0000 (-0400)
Subject: lib/core: Added `is_dir` function to `Path`
X-Git-Url: http://nitlanguage.org

lib/core: Added `is_dir` function to `Path`

Signed-off-by: Lucas Bajolet <r4pass@hotmail.com>
---

diff --git a/lib/core/file.nit b/lib/core/file.nit
index def1cd2..7f1d481 100644
--- a/lib/core/file.nit
+++ b/lib/core/file.nit
@@ -663,6 +663,19 @@ class Path
 		return res
 	end
 
+	# Is `self` the path to an existing directory ?
+	#
+	# ~~~nit
+	# assert ".".to_path.is_dir
+	# assert not "/etc/issue".to_path.is_dir
+	# assert not "/should/not/exist".to_path.is_dir
+	# ~~~
+	fun is_dir: Bool do
+		var st = stat
+		if st == null then return false
+		return st.is_dir
+	end
+
 	# Delete a directory and all of its content
 	#
 	# Does not go through symbolic links and may get stuck in a cycle if there