[ruby/reline] Check Errno::EIO

Catch Errno::EIO what will be occurred if the console terminates I/O before Reline finishes rendering. ruby/reline@e51eaa6d43
ruby · Aug 18, 2020 · 215fe54 · 215fe54
1 parent f0d3d4f
commit 215fe54
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diff --git a/lib/reline.rb b/lib/reline.rb
@@ -243,6 +243,8 @@ def readline(prompt = '', add_hist = false)
           break if line_editor.finished?
         end
         Reline::IOGate.move_cursor_column(0)
+      rescue Errno::EIO
+        # Maybe the I/O has been closed.
       rescue StandardError => e
         line_editor.finalize
         Reline::IOGate.deprep(otio)

diff --git a/lib/reline/ansi.rb b/lib/reline/ansi.rb
@@ -67,6 +67,9 @@ def self.getc
     end
     c = @@input.raw(intr: true, &:getbyte)
     (c == 0x16 && @@input.raw(min: 0, tim: 0, &:getbyte)) || c
+  rescue Errno::EIO
+    # Maybe the I/O has been closed.
+    nil
   end
 
   def self.ungetc(c)