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table: get rid of unneeded metatable duplication

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This commit is contained in:
Lars Mueller 2021-02-27 17:16:30 +01:00
parent 5e3fd2048e
commit ca6757f326
1 changed files with 3 additions and 2 deletions
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5
table.lua
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@ -1,14 +1,15 @@
-- Table helpers -- Table helpers
function map_index(table, func) function map_index(table, func)
return setmetatable(table, { local mapping_metatable = {
__index = function(table, key) __index = function(table, key)
return rawget(table, func(key)) return rawget(table, func(key))
end, end,
__newindex = function(table, key, value) __newindex = function(table, key, value)
rawset(table, func(key), value) rawset(table, func(key), value)
end end
}) }
return setmetatable(table, mapping_metatable)
end end
function set_case_insensitive_index(table) function set_case_insensitive_index(table)