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@ -1,4 +1,4 @@
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--- Functions dealing with metatables and tables merging.
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--- Tables and metatables general utility algorithms.
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--
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-- @module gear.meta
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-- @copyright 2022 The DoubleFourteen Code Forge
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@ -7,7 +7,11 @@
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local meta = {}
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--- Test whether 'obj' is an instance of a given class 'cls'.
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--- Test whether 'obj' is an instance of the given class 'cls'.
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--
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-- @tparam table obj
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-- @tparam table cls
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-- @treturn bool
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function meta.isinstance(obj, cls)
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repeat
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local m = getmetatable(obj)
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@ -25,6 +29,10 @@ end
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-- table 'to', whenever the same field is nil in that table.
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--
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-- The same process is applied recursively to sub-tables.
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--
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-- @tparam table to table to merge into
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-- @tparam table from table to merge from
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-- @treturn table destination table (a reference to 'to')
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function meta.mergetable(to, from)
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for k,v in pairs(from) do
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if to[k] == nil then
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