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Fix NPE when using non-numeric (#20277) (#20278)

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- Backport (#20277
  - This code is only valid when `refNumeric` exist(otherwise we didn't find such numeric PR and can skip that check) and give a free-pas to the  "BEFORE" check when `ref` is nil.
  - Resolves #20109
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Gusted 2022-07-07 14:56:50 +02:00 committed by GitHub
parent a92d247fdd
commit 654c173b9d
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1 changed files with 3 additions and 2 deletions
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5
modules/markup/html.go
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@ -841,9 +841,10 @@ func issueIndexPatternProcessor(ctx *RenderContext, node *html.Node) {
// Repos with external issue trackers might still need to reference local PRs
// We need to concern with the first one that shows up in the text, whichever it is
if hasExtTrackFormat && !isNumericStyle {
if hasExtTrackFormat && !isNumericStyle && refNumeric != nil {
// If numeric (PR) was found, and it was BEFORE the non-numeric pattern, use that
if foundNumeric && refNumeric.RefLocation.Start < ref.RefLocation.Start {
// Allow a free-pass when non-numeric pattern wasn't found.
if found && (ref == nil || refNumeric.RefLocation.Start < ref.RefLocation.Start) {
found = foundNumeric
ref = refNumeric
}