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22 lines
568 B
Fish
22 lines
568 B
Fish
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function ta.cli.undo
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if test $__ta_undo_lock = false
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if test (ta.util.tasks.count) -gt 0
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# Display task for the last time.
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ta.util.get.tail | grep -E --color=always ".*"
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if sed -Ei.bak '$ d' $__ta_file_data
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rm $__ta_file_data.bak
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else
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set -l code $status
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cp $__ta_file_data.bak $__ta_file_data
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return $code
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end
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set -g __ta_undo_lock true
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else
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echo "There are no tasks."
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return $__ta_error_no_tasks
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end
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end
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echo "The undo stack is locked until a new task is added."
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end
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