nit: Added link to `CONTRIBUTING.md` from the README

[nit.git] / lib / core / file.nit

diff --git a/lib/core/file.nit b/lib/core/file.nit
index 0454f1d..7f1d481 100644 (file)
--- a/lib/core/file.nit
+++ b/lib/core/file.nit
@@ -498,8 +498,8 @@ class Path
                var output = dest.open_wo
 
                while not input.eof do
-                       var buffer = input.read(1024)
-                       output.write buffer
+                       var buffer = input.read_bytes(1024)
+                       output.write_bytes buffer
                end
 
                input.close
@@ -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