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Simplify split diff view generation and remove JS dependency (#16775) #16863

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Merged
merged 2 commits into from
Aug 30, 2021
+109 −75
Merged

Simplify split diff view generation and remove JS dependency (#16775) #16863

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8d7c295
Simplify split diff view generation and remove JS dependency (#16775)
zeripath Aug 29, 2021
6d5f34f
Merge branch 'release/v1.15' into backport-16775-v1.15
6543 Aug 29, 2021
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3 changes: 3 additions & 0 deletions modules/repofiles/diff_test.go
View file
Original file line number Diff line number Diff line change
@@ -83,20 +83,23 @@ func TestGetDiffPreview(t *testing.T) {
{
LeftIdx: 3,
RightIdx: 0,
Match: 4,
Type: 3,
Content: "-Description for repo1",
Comments: nil,
},
{
LeftIdx: 0,
RightIdx: 3,
Match: 3,
Type: 2,
Content: "+Description for repo1",
Comments: nil,
},
{
LeftIdx: 0,
RightIdx: 4,
Match: -1,
Type: 2,
Content: "+this is a new line",
Comments: nil,
18 changes: 16 additions & 2 deletions services/gitdiff/gitdiff.go
View file
Original file line number Diff line number Diff line change
@@ -75,6 +75,7 @@ const (
type DiffLine struct {
LeftIdx int
RightIdx int
Match int
Type DiffLineType
Content string
Comments []*models.Comment
@@ -943,6 +944,7 @@ func parseHunks(curFile *DiffFile, maxLines, maxLineCharacters int, input *bufio
curFileLFSPrefix bool
)

lastLeftIdx := -1
leftLine, rightLine := 1, 1

for {
@@ -1027,13 +1029,21 @@ func parseHunks(curFile *DiffFile, maxLines, maxLineCharacters int, input *bufio
curFile.IsIncomplete = true
continue
}
diffLine := &DiffLine{Type: DiffLineAdd, RightIdx: rightLine}
diffLine := &DiffLine{Type: DiffLineAdd, RightIdx: rightLine, Match: -1}
rightLine++
if curSection == nil {
// Create a new section to represent this hunk
curSection = &DiffSection{}
curFile.Sections = append(curFile.Sections, curSection)
}
if lastLeftIdx > -1 {
diffLine.Match = lastLeftIdx
curSection.Lines[lastLeftIdx].Match = len(curSection.Lines)
lastLeftIdx++
if lastLeftIdx >= len(curSection.Lines) || curSection.Lines[lastLeftIdx].Type != DiffLineDel {
lastLeftIdx = -1
}
}
curSection.Lines = append(curSection.Lines, diffLine)
case '-':
curFileLinesCount++
@@ -1042,7 +1052,7 @@ func parseHunks(curFile *DiffFile, maxLines, maxLineCharacters int, input *bufio
curFile.IsIncomplete = true
continue
}
diffLine := &DiffLine{Type: DiffLineDel, LeftIdx: leftLine}
diffLine := &DiffLine{Type: DiffLineDel, LeftIdx: leftLine, Match: -1}
if leftLine > 0 {
leftLine++
}
@@ -1051,6 +1061,9 @@ func parseHunks(curFile *DiffFile, maxLines, maxLineCharacters int, input *bufio
curSection = &DiffSection{}
curFile.Sections = append(curFile.Sections, curSection)
}
if len(curSection.Lines) == 0 || curSection.Lines[len(curSection.Lines)-1].Type != DiffLineDel {
lastLeftIdx = len(curSection.Lines)
}
curSection.Lines = append(curSection.Lines, diffLine)
case ' ':
curFileLinesCount++
@@ -1061,6 +1074,7 @@ func parseHunks(curFile *DiffFile, maxLines, maxLineCharacters int, input *bufio
diffLine := &DiffLine{Type: DiffLinePlain, LeftIdx: leftLine, RightIdx: rightLine}
leftLine++
rightLine++
lastLeftIdx = -1
if curSection == nil {
// Create a new section to represent this hunk
curSection = &DiffSection{}
28 changes: 0 additions & 28 deletions templates/repo/diff/box.tmpl
View file
Original file line number Diff line number Diff line change
@@ -154,33 +154,5 @@
{{end}}

{{template "repo/issue/view_content/reference_issue_dialog" .}}

{{if .IsSplitStyle}}
<script>
document.addEventListener('DOMContentLoaded', () => {
$('tr.add-code').each(function() {
let prev = $(this).prev();
if (prev.is('.del-code') && prev.children().eq(5).text().trim() === '') {
while (prev.prev().is('.del-code') && prev.prev().children().eq(5).text().trim() === '') {
prev = prev.prev();
}
prev.children().eq(3).attr('data-line-num', $(this).children().eq(3).attr('data-line-num'));
prev.children().eq(3).html($(this).children().eq(3).html());
prev.children().eq(4).html($(this).children().eq(4).html());
prev.children().eq(5).html($(this).children().eq(5).html());

prev.children().eq(0).addClass('del-code');
prev.children().eq(1).addClass('del-code');
prev.children().eq(2).addClass('del-code');
prev.children().eq(3).addClass('add-code');
prev.children().eq(4).addClass('add-code');
prev.children().eq(5).addClass('add-code');

$(this).remove();
}
});
});
</script>
{{end}}
</div>
{{end}}
135 changes: 90 additions & 45 deletions templates/repo/diff/section_split.tmpl
View file
Original file line number Diff line number Diff line change
@@ -1,52 +1,97 @@
{{$file := .file}}
{{range $j, $section := $file.Sections}}
{{range $k, $line := $section.Lines}}
<tr class="{{DiffLineTypeToStr .GetType}}-code nl-{{$k}} ol-{{$k}}" data-line-type="{{DiffLineTypeToStr .GetType}}">
{{if eq .GetType 4}}
<td class="lines-num lines-num-old">
{{if or (eq $line.GetExpandDirection 3) (eq $line.GetExpandDirection 5) }}
<a role="button" class="blob-excerpt" data-url="{{$.root.RepoLink}}/blob_excerpt/{{$.root.AfterCommitID}}" data-query="{{$line.GetBlobExcerptQuery}}&style=split&direction=down" data-anchor="diff-{{Sha1 $file.Name}}K{{$line.SectionInfo.RightIdx}}">
{{svg "octicon-fold-down"}}
</a>
{{end}}
{{if or (eq $line.GetExpandDirection 3) (eq $line.GetExpandDirection 4) }}
<a role="button" class="blob-excerpt" data-url="{{$.root.RepoLink}}/blob_excerpt/{{$.root.AfterCommitID}}" data-query="{{$line.GetBlobExcerptQuery}}&style=split&direction=up" data-anchor="diff-{{Sha1 $file.Name}}K{{$line.SectionInfo.RightIdx}}">
{{svg "octicon-fold-up"}}
</a>
{{end}}
{{if eq $line.GetExpandDirection 2}}
<a role="button" class="blob-excerpt" data-url="{{$.root.RepoLink}}/blob_excerpt/{{$.root.AfterCommitID}}" data-query="{{$line.GetBlobExcerptQuery}}&style=split&direction=" data-anchor="diff-{{Sha1 $file.Name}}K{{$line.SectionInfo.RightIdx}}">
{{svg "octicon-fold"}}
</a>
{{end}}
</td>
<td colspan="5" class="lines-code lines-code-old "><code class="code-inner">{{$section.GetComputedInlineDiffFor $line}}</span></td>
{{else}}
<td class="lines-num lines-num-old" data-line-num="{{if $line.LeftIdx}}{{$line.LeftIdx}}{{end}}"><span rel="{{if $line.LeftIdx}}diff-{{Sha1 $file.Name}}L{{$line.LeftIdx}}{{end}}"></span></td>
<td class="lines-type-marker lines-type-marker-old">{{if $line.LeftIdx}}<span class="mono" data-type-marker="{{$line.GetLineTypeMarker}}"></span>{{end}}</td>
<td class="lines-code lines-code-old halfwidth">{{if and $.root.SignedUserID $.root.PageIsPullFiles (not (eq .GetType 2))}}<a class="ui primary button add-code-comment add-code-comment-left{{if (not $line.CanComment)}} invisible{{end}}" data-path="{{$file.Name}}" data-side="left" data-idx="{{$line.LeftIdx}}" data-new-comment-url="{{$.root.Issue.HTMLURL}}/files/reviews/new_comment">{{svg "octicon-plus"}}</a>{{end}}<code class="code-inner">{{if $line.LeftIdx}}{{$section.GetComputedInlineDiffFor $line}}{{end}}</code></td>
<td class="lines-num lines-num-new" data-line-num="{{if $line.RightIdx}}{{$line.RightIdx}}{{end}}"><span rel="{{if $line.RightIdx}}diff-{{Sha1 $file.Name}}R{{$line.RightIdx}}{{end}}"></span></td>
<td class="lines-type-marker lines-type-marker-new">{{if $line.RightIdx}}<span class="mono" data-type-marker="{{$line.GetLineTypeMarker}}"></span>{{end}}</td>
<td class="lines-code lines-code-new halfwidth">{{if and $.root.SignedUserID $.root.PageIsPullFiles (not (eq .GetType 3))}}<a class="ui primary button add-code-comment add-code-comment-right{{if (not $line.CanComment)}} invisible{{end}}" data-path="{{$file.Name}}" data-side="right" data-idx="{{$line.RightIdx}}" data-new-comment-url="{{$.root.Issue.HTMLURL}}/files/reviews/new_comment">{{svg "octicon-plus"}}</a>{{end}}<code class="code-inner">{{if $line.RightIdx}}{{$section.GetComputedInlineDiffFor $line}}{{end}}</code></td>
{{end}}
</tr>
{{if gt (len $line.Comments) 0}}
<tr class="add-comment" data-line-type="{{DiffLineTypeToStr .GetType}}">
<td class="lines-num"></td>
<td class="lines-type-marker"></td>
<td class="add-comment-left">
{{if eq $line.GetCommentSide "previous"}}
{{template "repo/diff/conversation" mergeinto $.root "comments" $line.Comments}}
{{end}}
</td>
<td class="lines-num"></td>
<td class="lines-type-marker"></td>
<td class="add-comment-right">
{{if eq $line.GetCommentSide "proposed"}}
{{template "repo/diff/conversation" mergeinto $.root "comments" $line.Comments}}
{{end}}
</td>
{{$hasmatch := ne $line.Match -1}}
{{if or (ne .GetType 2) (not $hasmatch)}}
<tr class="{{DiffLineTypeToStr .GetType}}-code nl-{{$k}} ol-{{$k}}" data-line-type="{{DiffLineTypeToStr .GetType}}">
{{if eq .GetType 4}}
<td class="lines-num lines-num-old">
{{if or (eq $line.GetExpandDirection 3) (eq $line.GetExpandDirection 5) }}
<a role="button" class="blob-excerpt" data-url="{{$.root.RepoLink}}/blob_excerpt/{{$.root.AfterCommitID}}" data-query="{{$line.GetBlobExcerptQuery}}&style=split&direction=down" data-anchor="diff-{{Sha1 $file.Name}}K{{$line.SectionInfo.RightIdx}}">
{{svg "octicon-fold-down"}}
</a>
{{end}}
{{if or (eq $line.GetExpandDirection 3) (eq $line.GetExpandDirection 4) }}
<a role="button" class="blob-excerpt" data-url="{{$.root.RepoLink}}/blob_excerpt/{{$.root.AfterCommitID}}" data-query="{{$line.GetBlobExcerptQuery}}&style=split&direction=up" data-anchor="diff-{{Sha1 $file.Name}}K{{$line.SectionInfo.RightIdx}}">
{{svg "octicon-fold-up"}}
</a>
{{end}}
{{if eq $line.GetExpandDirection 2}}
<a role="button" class="blob-excerpt" data-url="{{$.root.RepoLink}}/blob_excerpt/{{$.root.AfterCommitID}}" data-query="{{$line.GetBlobExcerptQuery}}&style=split&direction=" data-anchor="diff-{{Sha1 $file.Name}}K{{$line.SectionInfo.RightIdx}}">
{{svg "octicon-fold"}}
</a>
{{end}}
</td>
<td colspan="5" class="lines-code lines-code-old "><code class="code-inner">{{$section.GetComputedInlineDiffFor $line}}</span></td>
{{else if and (eq .GetType 3) $hasmatch}}{{/* DEL */}}
{{$match := index $section.Lines $line.Match}}
<td class="lines-num lines-num-old del-code" data-line-num="{{$line.LeftIdx}}"><span rel="diff-{{Sha1 $file.Name}}L{{$line.LeftIdx}}"></span></td>
<td class="lines-type-marker lines-type-marker-old del-code"><span class="mono" data-type-marker="{{$line.GetLineTypeMarker}}"></span></td>
<td class="lines-code lines-code-old halfwidth del-code">{{if and $.root.SignedUserID $.root.PageIsPullFiles}}<a class="ui primary button add-code-comment add-code-comment-left{{if (not $line.CanComment)}} invisible{{end}}" data-path="{{$file.Name}}" data-side="left" data-idx="{{$line.LeftIdx}}" data-new-comment-url="{{$.root.Issue.HTMLURL}}/files/reviews/new_comment">{{svg "octicon-plus"}}</a>{{end}}<code class="code-inner">{{if $line.LeftIdx}}{{$section.GetComputedInlineDiffFor $line}}{{end}}</code></td>
<td class="lines-num lines-num-new add-code" data-line-num="{{if $match.RightIdx}}{{$match.RightIdx}}{{end}}"><span rel="{{if $match.RightIdx}}diff-{{Sha1 $file.Name}}R{{$match.RightIdx}}{{end}}"></span></td>
<td class="lines-type-marker lines-type-marker-new add-code">{{if $match.RightIdx}}<span class="mono" data-type-marker="{{$match.GetLineTypeMarker}}"></span>{{end}}</td>
<td class="lines-code lines-code-new halfwidth add-code">{{if and $.root.SignedUserID $.root.PageIsPullFiles}}<a class="ui primary button add-code-comment add-code-comment-right{{if (not $match.CanComment)}} invisible{{end}}" data-path="{{$file.Name}}" data-side="right" data-idx="{{$match.RightIdx}}" data-new-comment-url="{{$.root.Issue.HTMLURL}}/files/reviews/new_comment">{{svg "octicon-plus"}}</a>{{end}}<code class="code-inner">{{if $match.RightIdx}}{{$section.GetComputedInlineDiffFor $match}}{{end}}</code></td>
{{else}}
<td class="lines-num lines-num-old" data-line-num="{{if $line.LeftIdx}}{{$line.LeftIdx}}{{end}}"><span rel="{{if $line.LeftIdx}}diff-{{Sha1 $file.Name}}L{{$line.LeftIdx}}{{end}}"></span></td>
<td class="lines-type-marker lines-type-marker-old">{{if $line.LeftIdx}}<span class="mono" data-type-marker="{{$line.GetLineTypeMarker}}"></span>{{end}}</td>
<td class="lines-code lines-code-old halfwidth">{{if and $.root.SignedUserID $.root.PageIsPullFiles (not (eq .GetType 2))}}<a class="ui primary button add-code-comment add-code-comment-left{{if (not $line.CanComment)}} invisible{{end}}" data-path="{{$file.Name}}" data-side="left" data-idx="{{$line.LeftIdx}}" data-new-comment-url="{{$.root.Issue.HTMLURL}}/files/reviews/new_comment">{{svg "octicon-plus"}}</a>{{end}}<code class="code-inner">{{if $line.LeftIdx}}{{$section.GetComputedInlineDiffFor $line}}{{end}}</code></td>
<td class="lines-num lines-num-new" data-line-num="{{if $line.RightIdx}}{{$line.RightIdx}}{{end}}"><span rel="{{if $line.RightIdx}}diff-{{Sha1 $file.Name}}R{{$line.RightIdx}}{{end}}"></span></td>
<td class="lines-type-marker lines-type-marker-new">{{if $line.RightIdx}}<span class="mono" data-type-marker="{{$line.GetLineTypeMarker}}"></span>{{end}}</td>
<td class="lines-code lines-code-new halfwidth">{{if and $.root.SignedUserID $.root.PageIsPullFiles (not (eq .GetType 3))}}<a class="ui primary button add-code-comment add-code-comment-right{{if (not $line.CanComment)}} invisible{{end}}" data-path="{{$file.Name}}" data-side="right" data-idx="{{$line.RightIdx}}" data-new-comment-url="{{$.root.Issue.HTMLURL}}/files/reviews/new_comment">{{svg "octicon-plus"}}</a>{{end}}<code class="code-inner">{{if $line.RightIdx}}{{$section.GetComputedInlineDiffFor $line}}{{end}}</code></td>
{{end}}
</tr>
{{if and (eq .GetType 3) $hasmatch}}
{{$match := index $section.Lines $line.Match}}
{{if or (gt (len $line.Comments) 0) (gt (len $match.Comments) 0)}}
<tr class="add-comment" data-line-type="{{DiffLineTypeToStr .GetType}}">
<td class="lines-num"></td>
<td class="lines-type-marker"></td>
<td class="add-comment-left">
{{if gt (len $line.Comments) 0}}
{{if eq $line.GetCommentSide "previous"}}
{{template "repo/diff/conversation" mergeinto $.root "comments" $line.Comments}}
{{end}}
{{end}}
{{if gt (len $match.Comments) 0}}
{{if eq $match.GetCommentSide "previous"}}
{{template "repo/diff/conversation" mergeinto $.root "comments" $match.Comments}}
{{end}}
{{end}}
</td>
<td class="lines-num"></td>
<td class="lines-type-marker"></td>
<td class="add-comment-right">
{{if eq $line.GetCommentSide "proposed"}}
{{template "repo/diff/conversation" mergeinto $.root "comments" $line.Comments}}
{{end}}
{{if gt (len $match.Comments) 0}}
{{if eq $match.GetCommentSide "proposed"}}
{{template "repo/diff/conversation" mergeinto $.root "comments" $match.Comments}}
{{end}}
{{end}}
</td>
</tr>
{{end}}
{{else if gt (len $line.Comments) 0}}
<tr class="add-comment" data-line-type="{{DiffLineTypeToStr .GetType}}">
<td class="lines-num"></td>
<td class="lines-type-marker"></td>
<td class="add-comment-left">
{{if gt (len $line.Comments) 0}}
{{if eq $line.GetCommentSide "previous"}}
{{template "repo/diff/conversation" mergeinto $.root "comments" $line.Comments}}
{{end}}
{{end}}
</td>
<td class="lines-num"></td>
<td class="lines-type-marker"></td>
<td class="add-comment-right">
{{if eq $line.GetCommentSide "proposed"}}
{{template "repo/diff/conversation" mergeinto $.root "comments" $line.Comments}}
{{end}}
</td>
</tr>
{{end}}
{{end}}
{{end}}
{{end}}