From 6fa9ca2112d272ebdfd6f73d24ef8adaf2cead5d Mon Sep 17 00:00:00 2001
From: Claudio Bley <claudio.bley@gmail.com>
Date: Thu, 17 Aug 2017 19:29:13 +0200
Subject: [PATCH] Only filter hidden files when listing a directory

* add `.hidden-file` to fixtures
* add check that `.hidden-file` is found to .travis.yml

Fixes #101.
---
 .travis.yml                | 1 +
 lib/colorls/core.rb        | 5 +++--
 spec/fixtures/.hidden-file | 0
 3 files changed, 4 insertions(+), 2 deletions(-)
 create mode 100644 spec/fixtures/.hidden-file

diff --git a/.travis.yml b/.travis.yml
index 7332166..1aa4173 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -19,6 +19,7 @@ script:
   - colorls -f
   - colorls -l
   - colorls -l spec/fixtures/symlinks
+  - ( cd spec/fixtures ; colorls .hidden-file ) | fgrep '.hidden-file'
   - colorls -l README.md
   - colorls -r
   - colorls -sd
diff --git a/lib/colorls/core.rb b/lib/colorls/core.rb
index ace83c8..7da1fce 100644
--- a/lib/colorls/core.rb
+++ b/lib/colorls/core.rb
@@ -43,13 +43,14 @@ module ColorLS
     private
 
     def init_contents(path)
-      @contents = if Dir.exist?(path)
+      is_directory = Dir.exist?(path)
+      @contents = if is_directory
                     Dir.entries(path)
                   else
                     [path]
                   end
 
-      filter_hidden_contents
+      filter_hidden_contents if is_directory
       filter_contents(path) if @show
       sort_contents(path)   if @sort
 
diff --git a/spec/fixtures/.hidden-file b/spec/fixtures/.hidden-file
new file mode 100644
index 0000000..e69de29