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Add support for commit cross references (#22645)

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Fixes #22628

This PR adds cross references for commits by using the format
`owner/repo@commit` . References are rendered like
[go-gitea/lgtm@6fe88302](#dummy).

---------

Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
This commit is contained in:
KN4CK3R
2023-01-30 02:50:01 +01:00
committed by GitHub
parent 3ff5a6a365
commit d0d257b243
3 changed files with 101 additions and 0 deletions
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19
modules/references/references.go
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@@ -37,6 +37,9 @@ var (
// crossReferenceIssueNumericPattern matches string that references a numeric issue in a different repository
// e.g. gogits/gogs#12345
crossReferenceIssueNumericPattern = regexp.MustCompile(`(?:\s|^|\(|\[)([0-9a-zA-Z-_\.]+/[0-9a-zA-Z-_\.]+[#!][0-9]+)(?:\s|$|\)|\]|[:;,.?!]\s|[:;,.?!]$)`)
// crossReferenceCommitPattern matches a string that references a commit in a different repository
// e.g. go-gitea/gitea@d8a994ef, go-gitea/gitea@d8a994ef243349f321568f9e36d5c3f444b99cae (7-40 characters)
crossReferenceCommitPattern = regexp.MustCompile(`(?:\s|^|\(|\[)([0-9a-zA-Z-_\.]+)/([0-9a-zA-Z-_\.]+)@([0-9a-f]{7,40})(?:\s|$|\)|\]|[:;,.?!]\s|[:;,.?!]$)`)
// spaceTrimmedPattern let's us find the trailing space
spaceTrimmedPattern = regexp.MustCompile(`(?:.*[0-9a-zA-Z-_])\s`)
// timeLogPattern matches string for time tracking
@@ -92,6 +95,7 @@ type RenderizableReference struct {
Issue string
Owner string
Name string
CommitSha string
IsPull bool
RefLocation *RefSpan
Action XRefAction
@@ -350,6 +354,21 @@ func FindRenderizableReferenceNumeric(content string, prOnly bool) (bool, *Rende
}
}
// FindRenderizableCommitCrossReference returns the first unvalidated commit cross reference found in a string.
func FindRenderizableCommitCrossReference(content string) (bool, *RenderizableReference) {
m := crossReferenceCommitPattern.FindStringSubmatchIndex(content)
if len(m) < 8 {
return false, nil
}
return true, &RenderizableReference{
Owner: content[m[2]:m[3]],
Name: content[m[4]:m[5]],
CommitSha: content[m[6]:m[7]],
RefLocation: &RefSpan{Start: m[0], End: m[1]},
}
}
// FindRenderizableReferenceRegexp returns the first regexp unvalidated references found in a string.
func FindRenderizableReferenceRegexp(content string, pattern *regexp.Regexp) (bool, *RenderizableReference) {
match := pattern.FindStringSubmatchIndex(content)