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25 lines
715 B
Lua
25 lines
715 B
Lua
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local Table = {}
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--- Find the first entry for which the predicate returns true.
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-- @param t The table
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-- @param predicate The function called for each entry of t
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-- @return The entry for which the predicate returned True or nil
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function Table.find_first(t, predicate)
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for _, entry in pairs(t) do
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if predicate(entry) then
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return entry
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end
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end
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return nil
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end
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--- Check if the predicate returns True for at least one entry of the table.
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-- @param t The table
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-- @param predicate The function called for each entry of t
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-- @return True if predicate returned True at least once, false otherwise
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function Table.contains(t, predicate)
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return Table.find_first(t, predicate) ~= nil
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end
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return Table
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