wow lua simple debug

function log(value)
    if( DEFAULT_CHAT_FRAME ) then
        DEFAULT_CHAT_FRAME:AddMessage(value);
    end
end

function debug(value, indent, returnResult)

    local linePrefix = "-  "
    local typeValue = type(value)
    local result = ""
    local indent = indent

    if indent == nil then
        indent = 0
        result = linePrefix
    end

    if typeValue == "nil" then
        result = result .. tostring(value)
    elseif typeValue == "table" then
        result = result .. tostring(value) .. "{\n" .. linePrefix
        for k,v in value do
            result = result .. string.rep("  ", indent + 1) .. "\'" .. k .. "\'" .. ": " .. debug(v, indent + 2, true) .. "\n" .. linePrefix
        end
        result = result .. string.rep("  ", indent) .. "}"
    else
        result = result .. tostring(value) .. ":" .. typeValue
    end

    if returnResult == true then
        return result
    end

    log(result)
end