Test File 4 (config)

local config = {
        osVersion = 'Alpha 1.25';
        osColor = 'true';
}

function loadConfig()
    local loaded = {}
    if fs.exists('xos/.ini') then
        local file = fs.open('xos/.ini', 'r')
        for line in file.readLine do
            local key, value = line:match('([%w_]+)%s+(.*)')
            loaded[key] = value
        end
        return loaded, file.close()
    else
        return config
    end
end

function saveConfig()
    local content = ''
    for k,v in pairs(config) do
        content = content..k..' '..tostring(v)..'\n'
    end
    local file = fs.open('xos/.ini', 'w')
    file.write(content)
    file.close()
end

term.setCursorPos(1,1)
term.clear()

function displayConfig()
    local content = ''
    for k,v in pairs(config) do
        write(content..k..' '..tostring(v)..'\n')
    end
end

config = loadConfig()
displayConfig()
saveConfig()