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Handle implicit close fence in MD031/blanks-around-fences to avoid null-dereference.

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This commit is contained in:
David Anson 2020-10-16 14:08:42 -07:00
parent 9afd4e1ab5
commit 392cc287e6
2 changed files with 13 additions and 5 deletions
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11
lib/md031.js
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@ -21,7 +21,11 @@ module.exports = {
if ((includeListItems || !inItem) &&
((onTopFence && !isBlankLine(lines[i - 1])) ||
(onBottomFence && !isBlankLine(lines[i + 1])))) {
const [ , prefix ] = line.match(codeFencePrefixRe);
const [ , prefix ] = line.match(codeFencePrefixRe) || [];
const fixInfo = (prefix === undefined) ? null : {
"lineNumber": i + (onTopFence ? 1 : 2),
"insertText": `${prefix}\n`
};
addErrorContext(
onError,
i + 1,
@ -29,10 +33,7 @@ module.exports = {
null,
null,
null,
{
"lineNumber": i + (onTopFence ? 1 : 2),
"insertText": `${prefix}\n`
});
fixInfo);
}
});
}