110 lines
1.9 KiB
Lua
110 lines
1.9 KiB
Lua
-- @docclass table
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function table.dump(t, depth)
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if not depth then depth = 0 end
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for k,v in pairs(t) do
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str = (' '):rep(depth * 2) .. k .. ': '
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if type(v) ~= "table" then
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print(str .. tostring(v))
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else
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print(str)
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table.dump(v, depth+1)
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end
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end
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end
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function table.copy(t)
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local res = {}
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for k,v in pairs(t) do
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res[k] = v
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end
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return res
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end
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function table.recursivecopy(t)
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local res = {}
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for k,v in pairs(t) do
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if type(v) == "table" then
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res[k] = table.recursivecopy(v)
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else
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res[k] = v
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end
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end
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return res
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end
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function table.selectivecopy(t, keys)
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local res = { }
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for i,v in ipairs(keys) do
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res[v] = t[v]
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end
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return res
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end
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function table.merge(t, src)
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for k,v in pairs(src) do
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t[k] = v
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end
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end
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function table.find(t, value)
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for k,v in pairs(t) do
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if v == value then return k end
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end
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end
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function table.contains(t, value)
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return table.find(t, value) ~= nil
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end
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function table.findKey(t, key)
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if t and type(t) == 'table' then
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for k,v in pairs(t) do
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if k == key then return k end
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end
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end
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end
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function table.hasKey(t, key)
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return table.findKey(t, key) ~= nil
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end
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function table.removevalue(t, value)
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for k,v in pairs(t) do
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if v == value then
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table.remove(t, k)
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break
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end
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end
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end
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function table.compare(t, other)
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if #t ~= #other then return false end
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for k,v in pairs(t) do
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if v ~= other[k] then return false end
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end
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return true
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end
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function table.empty(t)
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if t and type(t) == 'table' then
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return next(t) == nil
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end
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return true
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end
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function table.toString(t)
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local maxn = #t
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local str = ""
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for k,v in pairs(t) do
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if k == maxn and k ~= 1 then
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str = str .. " and " .. v
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elseif maxn > 1 and k ~= 1 then
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str = str .. ", " .. v
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else
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str = str .. " " .. v
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end
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end
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return str
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end
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