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Make diff line-marker non-selectable (#7279)

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* Make diff line-marker non-selectable
* Move to use data-* as per @mrsdizzie
* fix missing line nums
* Add a minimum-width to force right-align of the line num
* Move line-type-marker into separate column
This commit is contained in:
zeripath 2019-06-24 21:23:52 +01:00 • committed by GitHub
parent e07ff2f890
commit 5908bb1030
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GPG key ID: 4AEE18F83AFDEB23
6 changed files with 70 additions and 32 deletions
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29
models/git_diff.go
View file

@ -80,6 +80,14 @@ func (d *DiffLine) GetCommentSide() string {
return d.Comments[0].DiffSide()
}
// GetLineTypeMarker returns the line type marker
func (d *DiffLine) GetLineTypeMarker() string {
if strings.IndexByte(" +-", d.Content[0]) > -1 {
return d.Content[0:1]
}
return ""
}
// DiffSection represents a section of a DiffFile.
type DiffSection struct {
Name string
@ -87,22 +95,14 @@ type DiffSection struct {
}
var (
addedCodePrefix = []byte("<span class=\"added-code\">")
removedCodePrefix = []byte("<span class=\"removed-code\">")
codeTagSuffix = []byte("</span>")
addedCodePrefix = []byte(`<span class="added-code">`)
removedCodePrefix = []byte(`<span class="removed-code">`)
codeTagSuffix = []byte(`</span>`)
)
func diffToHTML(diffs []diffmatchpatch.Diff, lineType DiffLineType) template.HTML {
buf := bytes.NewBuffer(nil)
// Reproduce signs which are cut for inline diff before.
switch lineType {
case DiffLineAdd:
buf.WriteByte('+')
case DiffLineDel:
buf.WriteByte('-')
}
for i := range diffs {
switch {
case diffs[i].Type == diffmatchpatch.DiffInsert && lineType == DiffLineAdd:
@ -186,18 +186,21 @@ func (diffSection *DiffSection) GetComputedInlineDiffFor(diffLine *DiffLine) tem
case DiffLineAdd:
compareDiffLine = diffSection.GetLine(DiffLineDel, diffLine.RightIdx)
if compareDiffLine == nil {
return template.HTML(html.EscapeString(diffLine.Content))
return template.HTML(html.EscapeString(diffLine.Content[1:]))
}
diff1 = compareDiffLine.Content
diff2 = diffLine.Content
case DiffLineDel:
compareDiffLine = diffSection.GetLine(DiffLineAdd, diffLine.LeftIdx)
if compareDiffLine == nil {
return template.HTML(html.EscapeString(diffLine.Content))
return template.HTML(html.EscapeString(diffLine.Content[1:]))
}
diff1 = diffLine.Content
diff2 = compareDiffLine.Content
default:
if strings.IndexByte(" +-", diffLine.Content[0]) > -1 {
return template.HTML(html.EscapeString(diffLine.Content[1:]))
}
return template.HTML(html.EscapeString(diffLine.Content))
}

4
models/git_diff_test.go
View file

@ -18,14 +18,14 @@ func assertEqual(t *testing.T, s1 string, s2 template.HTML) {
}
func TestDiffToHTML(t *testing.T) {
assertEqual(t, "+foo <span class=\"added-code\">bar</span> biz", diffToHTML([]dmp.Diff{
assertEqual(t, "foo <span class=\"added-code\">bar</span> biz", diffToHTML([]dmp.Diff{
{Type: dmp.DiffEqual, Text: "foo "},
{Type: dmp.DiffInsert, Text: "bar"},
{Type: dmp.DiffDelete, Text: " baz"},
{Type: dmp.DiffEqual, Text: " biz"},
}, DiffLineAdd))
assertEqual(t, "-foo <span class=\"removed-code\">bar</span> biz", diffToHTML([]dmp.Diff{
assertEqual(t, "foo <span class=\"removed-code\">bar</span> biz", diffToHTML([]dmp.Diff{
{Type: dmp.DiffEqual, Text: "foo "},
{Type: dmp.DiffDelete, Text: "bar"},
{Type: dmp.DiffInsert, Text: " baz"},