RosettaCodeData/Task/File-extension-is-in-extensions-list/Lua/file-extension-is-in-extensions-list.lua
2023-07-01 13:44:08 -04:00

27 lines
656 B
Lua

-- Data declarations
local extentions = {"zip", "rar", "7z", "gz", "archive", "A##", "tar.bz2"}
local testCases = {
"MyData.a##",
"MyData.tar.Gz",
"MyData.gzip",
"MyData.7z.backup",
"MyData...",
"MyData",
"MyData_v1.0.tar.bz2",
"MyData_v1.0.bz2"
}
-- Return boolean of whether example has a file extension found in extList
function extMatch (extList, example)
for _, extension in pairs(extList) do
if example:lower():match("%." .. extension:lower() .. "$") then
return true
end
end
return false
end
-- Main procedure
for _, case in pairs(testCases) do
print(case .. ": " .. tostring(extMatch(extentions, case)))
end