Module:TableTools: Difference between revisions
escape prefix and suffix strings in affixNums so that magic characters are interpreted literally
m>Mr. Stradivarius (add p.numData function) |
m>Mr. Stradivarius (escape prefix and suffix strings in affixNums so that magic characters are interpreted literally) |
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| Line 133: | Line 133: | ||
checkType('affixNums', 2, prefix, 'string', true) | checkType('affixNums', 2, prefix, 'string', true) | ||
checkType('affixNums', 3, suffix, 'string', true) | checkType('affixNums', 3, suffix, 'string', true) | ||
local function cleanPattern(s) | |||
-- Cleans a pattern so that the magic characters ()%.[]*+-?^$ are interpreted literally. | |||
s = s:gsub('([()%%.%[%]*+-?^$])', '%%%1') | |||
return s | |||
end | |||
prefix = prefix or '' | prefix = prefix or '' | ||
suffix = suffix or '' | suffix = suffix or '' | ||
prefix = cleanPattern(prefix) | |||
suffix = cleanPattern(suffix) | |||
local pattern = '^' .. prefix .. '([1-9]%d*)' .. suffix .. '$' | local pattern = '^' .. prefix .. '([1-9]%d*)' .. suffix .. '$' | ||
local nums = {} | local nums = {} | ||
for k, v in pairs(t) do | for k, v in pairs(t) do | ||