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[ruby/reline] Only show dialogs if default external encoding is UTF-8

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Fixes a crash in IRB if a dialog is displayed and the default
external encoding is not UTF-8:

/home/jeremy/tmp/reline/lib/reline/line_editor.rb:731:in `write': U+2588 from UTF-8 to US-ASCII (Encoding::UndefinedConversionError)

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This commit is contained in:
Jeremy Evans 2021-10-06 10:38:21 -07:00 • committed by git
parent 1251edd1db
commit eb4682b3c6
1 changed files with 1 additions and 0 deletions
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lib/reline/line_editor.rb
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@ -624,6 +624,7 @@ class Reline::LineEditor
DIALOG_DEFAULT_HEIGHT = 20
private def render_dialog(cursor_column)
return unless Encoding.default_external == Encoding::UTF_8
@dialogs.each do |dialog|
render_each_dialog(dialog, cursor_column)
end