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Check if div has content before indexing #24

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Check if div has content before indexing #24

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3 changes: 2 additions & 1 deletion pandoc-ling.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -229,7 +229,8 @@ function processDiv (div)

-- keep track of chapters (header == 1)
-- included in this loop by trick "addDivToHeader"
if div.content[1].tag == "Header" and div.content[1].classes[1] == "restart" then
if #div.content > 0 and div.content[1].tag == "Header" and
div.content[1].classes[1] == "restart" then
chapter = chapter + 1
counterInChapter = 0
div.content[1].attr = {id = div.content[1].identifier, class = ""}
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