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[added] tablex.insert_sorted (does what you'd expect, though no binary search yet)
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tablex.lua
19
tablex.lua
@ -45,6 +45,25 @@ function tablex.unshift(t, v)
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return t
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end
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--insert to the first position before the first larger element in the table
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--if this is used on an already sorted table, the table will remain sorted and not need re-sorting
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--todo: make it do binary search rather than linear to improve performance
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--return the table for possible chaining
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function tablex.insert_sorted(t, v, less)
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local inserted = false
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for i = 1, #t do
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if less(v, t[i]) then
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table.insert(t, i, v)
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inserted = true
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break
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end
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end
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if not inserted then
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table.insert(t, v)
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end
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return t
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end
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--find the index in a sequential table that a resides at
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--or nil if nothing was found
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function tablex.index_of(t, a)
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