[ruby/reline] Check empty .inputrc

ruby/reline@b60b3b76cd
ruby · Jul 29, 2021 · 46c6da9 · 46c6da9
1 parent 51ee24e
commit 46c6da9
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Showing 2 changed files with 7 additions and 1 deletion.
diff --git a/lib/reline/config.rb b/lib/reline/config.rb
@@ -158,7 +158,7 @@ def reset_default_key_bindings
   end
 
   def read_lines(lines, file = nil)
-    if lines.first.encoding != Reline.encoding_system_needs
+    if not lines.empty? and lines.first.encoding != Reline.encoding_system_needs
       begin
         lines = lines.map do |l|
           l.encode(Reline.encoding_system_needs)

diff --git a/test/reline/test_config.rb b/test/reline/test_config.rb
@@ -311,6 +311,12 @@ def test_inputrc_with_eucjp
     # do nothing
   end
 
+  def test_empty_inputrc
+    assert_nothing_raised do
+      @config.read_lines([])
+    end
+  end
+
   def test_xdg_config_home
     home_backup = ENV['HOME']
     xdg_config_home_backup = ENV['XDG_CONFIG_HOME']