Refactoring of inline diff computing to prevent empty diff box. Fix #2489

This commit is contained in:
Andrey Nering 2016-01-27 18:54:08 -02:00
parent 93f40995b3
commit 5deb726f3f
4 changed files with 37 additions and 50 deletions

View File

@ -51,7 +51,6 @@ type DiffLine struct {
RightIdx int
Type DiffLineType
Content string
ParsedContent template.HTML
}
func (d *DiffLine) GetType() int {
@ -112,31 +111,32 @@ func (diffSection *DiffSection) GetLine(lineType DiffLineType, idx int) *DiffLin
return nil
}
// computes diff of each diff line and set the HTML on diffLine.ParsedContent
func (diffSection *DiffSection) ComputeLinesDiff() {
for _, diffLine := range diffSection.Lines {
// computes inline diff for the given line
func (diffSection *DiffSection) GetComputedInlineDiffFor(diffLine *DiffLine) template.HTML {
var compareDiffLine *DiffLine
var diff1, diff2 string
diffLine.ParsedContent = template.HTML(html.EscapeString(diffLine.Content[1:]))
getDefaultReturn := func() template.HTML {
return template.HTML(html.EscapeString(diffLine.Content[1:]))
}
// just compute diff for adds and removes
if diffLine.Type != DIFF_LINE_ADD && diffLine.Type != DIFF_LINE_DEL {
continue
return getDefaultReturn()
}
// try to find equivalent diff line. ignore, otherwise
if diffLine.Type == DIFF_LINE_ADD {
compareDiffLine = diffSection.GetLine(DIFF_LINE_DEL, diffLine.RightIdx)
if compareDiffLine == nil {
continue
return getDefaultReturn()
}
diff1 = compareDiffLine.Content
diff2 = diffLine.Content
} else {
compareDiffLine = diffSection.GetLine(DIFF_LINE_ADD, diffLine.LeftIdx)
if compareDiffLine == nil {
continue
return getDefaultReturn()
}
diff1 = diffLine.Content
diff2 = compareDiffLine.Content
@ -146,8 +146,7 @@ func (diffSection *DiffSection) ComputeLinesDiff() {
diffRecord := dmp.DiffMain(diff1[1:], diff2[1:], true)
diffRecord = dmp.DiffCleanupSemantic(diffRecord)
diffLine.ParsedContent = diffToHTML(diffRecord, diffLine.Type)
}
return diffToHTML(diffRecord, diffLine.Type)
}
type DiffFile struct {

View File

@ -168,12 +168,6 @@ func Diff(ctx *middleware.Context) {
}
}
for _, diffFile := range diff.Files {
for _, diffSection := range diffFile.Sections {
diffSection.ComputeLinesDiff()
}
}
ctx.Data["IsSplitStyle"] = ctx.Query("style") == "split"
ctx.Data["Username"] = userName
ctx.Data["Reponame"] = repoName

View File

@ -349,12 +349,6 @@ func ViewPullFiles(ctx *middleware.Context) {
ctx.Data["Diff"] = diff
ctx.Data["DiffNotAvailable"] = diff.NumFiles() == 0
for _, diffFile := range diff.Files {
for _, diffSection := range diffFile.Sections {
diffSection.ComputeLinesDiff()
}
}
commit, err := gitRepo.GetCommit(endCommitID)
if err != nil {
ctx.Handle(500, "GetCommit", err)

View File

@ -76,13 +76,13 @@
<span rel="{{if $line.LeftIdx}}diff-{{Sha1 $file.Name}}L{{$line.LeftIdx}}{{end}}">{{if $line.LeftIdx}}{{$line.LeftIdx}}{{end}}</span>
</td>
<td class="lines-code halfwidth">
<pre class="wrap">{{if $line.LeftIdx}}{{$line.ParsedContent}}{{end}}</pre>
<pre class="wrap">{{if $line.LeftIdx}}{{$section.GetComputedInlineDiffFor $line}}{{end}}</pre>
</td>
<td class="lines-num lines-num-new">
<span rel="{{if $line.RightIdx}}diff-{{Sha1 $file.Name}}R{{$line.RightIdx}}{{end}}">{{if $line.RightIdx}}{{$line.RightIdx}}{{end}}</span>
</td>
<td class="lines-code halfwidth">
<pre class="wrap">{{if $line.RightIdx}}{{$line.ParsedContent}}{{end}}</pre>
<pre class="wrap">{{if $line.RightIdx}}{{$section.GetComputedInlineDiffFor $line}}{{end}}</pre>
</td>
</tr>
{{end}}
@ -104,7 +104,7 @@
</td>
{{end}}
<td class="lines-code">
<pre>{{$line.ParsedContent}}</pre>
<pre>{{$section.GetComputedInlineDiffFor $line}}</pre>
</td>
</tr>
{{end}}