Suppress crashes on nil

aycabta · aycabta · commit b5f62c366b35 · 2021-08-28T02:15:27.000+09:00
diff --git a/lib/reline/line_editor.rb b/lib/reline/line_editor.rb
@@ -740,6 +740,7 @@ def add_dialog_proc(name, p, context = nil)
       visual_lines.concat(vl)
     }
     visual_lines_under_dialog = visual_lines[visual_start, dialog.contents.size]
+    visual_lines_under_dialog = [] if visual_lines_under_dialog.nil?
     Reline::IOGate.hide_cursor
     move_cursor_down(dialog.vertical_offset)
     dialog_vertical_size = dialog.contents.size

Original file line number	Diff line number	Diff line change
`@@ -740,6 +740,7 @@ def add_dialog_proc(name, p, context = nil)`
`740`	`740`	`visual_lines.concat(vl)`
`741`	`741`	`}`
`742`	`742`	`visual_lines_under_dialog = visual_lines[visual_start, dialog.contents.size]`
	`743`	`+ visual_lines_under_dialog = [] if visual_lines_under_dialog.nil?`
`743`	`744`	`Reline::IOGate.hide_cursor`
`744`	`745`	`move_cursor_down(dialog.vertical_offset)`
`745`	`746`	`dialog_vertical_size = dialog.contents.size`