Module:Weather box/sandbox: Difference between revisions

Revision as of 00:02, 7 March 2019

Revision as of 00:06, 7 March 2019

Line 11:

end

local function isAny(args, suffix)

local months = { 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec' }

local monthToNumber = require("Module:TableTools").invert(months)

for k_, vmonth in pairsipairs(argsmonths) do

if stripToNil(args[month .. suffix]) then

local autoSubtableMt = {

return valtrue

__index = function(self, key)

local val = {}

self[key] = val

return val

end

}

local function unAutoSubtable(t)

t.unAutoSubtable = nil

return setmetatable(t, nil)

end

local function makeAutoSubtabler(t)

t = t or {}

t.unAutoSubtable = unAutoSubtable

return setmetatable(t, autoSubtableMt)

end

-- Generate tables (arrays) for monthly values for each statistic from the args

-- table.

local generateMonthTables = require("Module:fun").memoize(function (args)

local tables = makeAutoSubtabler()

for k, v in pairs(args) do

local month, suffix = k:match("^(%u%l%l) (.+)$")

if month then

local monthNumber = monthToNumber[month]

if monthNumber then

tables[suffix][monthNumber] = stripToNil(v)

end

end

end

return tables:unAutoSubtable()

end)

local function isAny(args, suffix)

local monthTable = generateMonthTables(args)[suffix:gsub("^ ", "")]

return monthTable ~= nil

end