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16 lines
573 B
Lua
16 lines
573 B
Lua
--- Executes the given function on every item in the given table.
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-- Ignores return values that are nil and doesn't insert them into the table.
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-- @param tbl table The table to operate on.
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-- @param func function<any>:any|nil The function to execute on every item in the table.
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-- @returns table A new table containing the return values of the function.
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local function table_map(tbl, func)
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local result = {}
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for i,value in ipairs(tbl) do
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local newval = func(value, i)
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if newval ~= nil then table.insert(result, newval) end
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end
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return result
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end
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return table_map
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