19 lines
509 B
Lua
19 lines
509 B
Lua
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local A = {}
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-- Return a valid zettelkasten anchor,
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-- composed of yymmddHHMM.
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--
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-- date can be passed in as a table containing a year, a month, a day, an hour,
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-- and a minute key. Returns nil if the date passed in is invalid.
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-- If no date is passed in, returns Zettel anchor for current moment.
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function A.create_anchor(date)
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local timestamp
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if pcall(function() timestamp = os.time(date) end) then
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return os.date('%y%m%d%H%M', timestamp)
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else
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return nil
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end
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end
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return A
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