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Rewrited split_lines to avoid a string.split bug if first line empty
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@ -55,17 +55,17 @@ local function char_to_codepoint(str)
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end
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-- Split multiline text into array of lines, with <maxlines> maximum lines.
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-- Can not use minetest string.split as it has bug if first line(s) empty
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local function split_lines(text, maxlines)
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local splits = text:split("\n")
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if maxlines then
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local lines = {}
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for num = 1,maxlines do
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lines[num] = splits[num]
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end
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local pos = 1
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repeat
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local found = string.find(text, "\n", pos)
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found = found or #text + 1
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lines[#lines + 1] = string.sub(text, pos, found - 1)
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pos = found + 1
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until (maxlines and (#lines >= maxlines)) or (pos > (#text + 1))
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return lines
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else
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return splits
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end
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end
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--------------------------------------------------------------------------------
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