vanilla-wow-addons – Rev 1

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-- String related routines
--

function Gatherer_split(str, sep)
        -- type: (Text, Text) -> List[Text]
        -- This *wonderful* language has no split function.
        -- And this *wonderful* lua implementation has neither match nor gmatch.
        local sep, fields = sep or ",", {}
        local pattern = string.format("([^%s]+)", sep)
        gsub(str, pattern, function(c) tinsert(fields, c) end)
        return fields
end


local function hexColor(color)
        -- type: (Color) -> HexColor
        local hexColor = {};
        for _, component in color do
                tinsert(hexColor, format('%x', component))
        end
        return table.concat(hexColor)
end


function Gatherer_coloredText(str, color)
        return '|cff'..hexColor(color)..str..'|r'
end
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