Render embedded code preview by permlink in markdown (#30234) (#30249)

Backport #30234 by wxiaoguang

The permlink in markdown will be rendered as a code preview block, like GitHub

Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>
Co-authored-by: silverwind <me@silverwind.io>
This commit is contained in:
Giteabot 2024-04-03 02:20:16 +08:00 committed by GitHub
parent deaabf66d9
commit 6bf6fa8de0
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
22 changed files with 450 additions and 21 deletions

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@ -4,6 +4,7 @@
package charset
import (
"regexp"
"strings"
"testing"
@ -156,13 +157,16 @@ func TestEscapeControlReader(t *testing.T) {
tests = append(tests, test)
}
re := regexp.MustCompile(`repo.ambiguous_character:\d+,\d+`) // simplify the output for the tests, remove the translation variants
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
output := &strings.Builder{}
status, err := EscapeControlReader(strings.NewReader(tt.text), output, &translation.MockLocale{})
assert.NoError(t, err)
assert.Equal(t, tt.status, *status)
assert.Equal(t, tt.result, output.String())
outStr := output.String()
outStr = re.ReplaceAllString(outStr, "repo.ambiguous_character")
assert.Equal(t, tt.result, outStr)
})
}
}

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@ -561,14 +561,14 @@ func TestFormatError(t *testing.T) {
err: &csv.ParseError{
Err: csv.ErrFieldCount,
},
expectedMessage: "repo.error.csv.invalid_field_count",
expectedMessage: "repo.error.csv.invalid_field_count:0",
expectsError: false,
},
{
err: &csv.ParseError{
Err: csv.ErrBareQuote,
},
expectedMessage: "repo.error.csv.unexpected",
expectedMessage: "repo.error.csv.unexpected:0,0",
expectsError: false,
},
{

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@ -22,7 +22,7 @@ type Result struct {
UpdatedUnix timeutil.TimeStamp
Language string
Color string
Lines []ResultLine
Lines []*ResultLine
}
type ResultLine struct {
@ -70,16 +70,18 @@ func writeStrings(buf *bytes.Buffer, strs ...string) error {
return nil
}
func HighlightSearchResultCode(filename string, lineNums []int, code string) []ResultLine {
func HighlightSearchResultCode(filename, language string, lineNums []int, code string) []*ResultLine {
// we should highlight the whole code block first, otherwise it doesn't work well with multiple line highlighting
hl, _ := highlight.Code(filename, "", code)
hl, _ := highlight.Code(filename, language, code)
highlightedLines := strings.Split(string(hl), "\n")
// The lineNums outputted by highlight.Code might not match the original lineNums, because "highlight" removes the last `\n`
lines := make([]ResultLine, min(len(highlightedLines), len(lineNums)))
lines := make([]*ResultLine, min(len(highlightedLines), len(lineNums)))
for i := 0; i < len(lines); i++ {
lines[i].Num = lineNums[i]
lines[i].FormattedContent = template.HTML(highlightedLines[i])
lines[i] = &ResultLine{
Num: lineNums[i],
FormattedContent: template.HTML(highlightedLines[i]),
}
}
return lines
}
@ -122,7 +124,7 @@ func searchResult(result *internal.SearchResult, startIndex, endIndex int) (*Res
UpdatedUnix: result.UpdatedUnix,
Language: result.Language,
Color: result.Color,
Lines: HighlightSearchResultCode(result.Filename, lineNums, formattedLinesBuffer.String()),
Lines: HighlightSearchResultCode(result.Filename, result.Language, lineNums, formattedLinesBuffer.String()),
}, nil
}

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@ -171,6 +171,7 @@ type processor func(ctx *RenderContext, node *html.Node)
var defaultProcessors = []processor{
fullIssuePatternProcessor,
comparePatternProcessor,
codePreviewPatternProcessor,
fullHashPatternProcessor,
shortLinkProcessor,
linkProcessor,

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@ -0,0 +1,92 @@
// Copyright 2024 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package markup
import (
"html/template"
"net/url"
"regexp"
"strconv"
"strings"
"code.gitea.io/gitea/modules/httplib"
"code.gitea.io/gitea/modules/log"
"golang.org/x/net/html"
)
// codePreviewPattern matches "http://domain/.../{owner}/{repo}/src/commit/{commit}/{filepath}#L10-L20"
var codePreviewPattern = regexp.MustCompile(`https?://\S+/([^\s/]+)/([^\s/]+)/src/commit/([0-9a-f]{7,64})(/\S+)#(L\d+(-L\d+)?)`)
type RenderCodePreviewOptions struct {
FullURL string
OwnerName string
RepoName string
CommitID string
FilePath string
LineStart, LineStop int
}
func renderCodeBlock(ctx *RenderContext, node *html.Node) (urlPosStart, urlPosStop int, htm template.HTML, err error) {
m := codePreviewPattern.FindStringSubmatchIndex(node.Data)
if m == nil {
return 0, 0, "", nil
}
opts := RenderCodePreviewOptions{
FullURL: node.Data[m[0]:m[1]],
OwnerName: node.Data[m[2]:m[3]],
RepoName: node.Data[m[4]:m[5]],
CommitID: node.Data[m[6]:m[7]],
FilePath: node.Data[m[8]:m[9]],
}
if !httplib.IsCurrentGiteaSiteURL(opts.FullURL) {
return 0, 0, "", nil
}
u, err := url.Parse(opts.FilePath)
if err != nil {
return 0, 0, "", err
}
opts.FilePath = strings.TrimPrefix(u.Path, "/")
lineStartStr, lineStopStr, _ := strings.Cut(node.Data[m[10]:m[11]], "-")
lineStart, _ := strconv.Atoi(strings.TrimPrefix(lineStartStr, "L"))
lineStop, _ := strconv.Atoi(strings.TrimPrefix(lineStopStr, "L"))
opts.LineStart, opts.LineStop = lineStart, lineStop
h, err := DefaultProcessorHelper.RenderRepoFileCodePreview(ctx.Ctx, opts)
return m[0], m[1], h, err
}
func codePreviewPatternProcessor(ctx *RenderContext, node *html.Node) {
for node != nil {
if node.Type != html.TextNode {
node = node.NextSibling
continue
}
urlPosStart, urlPosEnd, h, err := renderCodeBlock(ctx, node)
if err != nil || h == "" {
if err != nil {
log.Error("Unable to render code preview: %v", err)
}
node = node.NextSibling
continue
}
next := node.NextSibling
textBefore := node.Data[:urlPosStart]
textAfter := node.Data[urlPosEnd:]
// "textBefore" could be empty if there is only a URL in the text node, then an empty node (p, or li) will be left here.
// However, the empty node can't be simply removed, because:
// 1. the following processors will still try to access it (need to double-check undefined behaviors)
// 2. the new node is inserted as "<p>{TextBefore}<div NewNode/>{TextAfter}</p>" (the parent could also be "li")
// then it is resolved as: "<p>{TextBefore}</p><div NewNode/><p>{TextAfter}</p>",
// so unless it could correctly replace the parent "p/li" node, it is very difficult to eliminate the "TextBefore" empty node.
node.Data = textBefore
node.Parent.InsertBefore(&html.Node{Type: html.RawNode, Data: string(h)}, next)
if textAfter != "" {
node.Parent.InsertBefore(&html.Node{Type: html.TextNode, Data: textAfter}, next)
}
node = next
}
}

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@ -0,0 +1,34 @@
// Copyright 2024 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package markup_test
import (
"context"
"html/template"
"strings"
"testing"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/markup"
"github.com/stretchr/testify/assert"
)
func TestRenderCodePreview(t *testing.T) {
markup.Init(&markup.ProcessorHelper{
RenderRepoFileCodePreview: func(ctx context.Context, opts markup.RenderCodePreviewOptions) (template.HTML, error) {
return "<div>code preview</div>", nil
},
})
test := func(input, expected string) {
buffer, err := markup.RenderString(&markup.RenderContext{
Ctx: git.DefaultContext,
Type: "markdown",
}, input)
assert.NoError(t, err)
assert.Equal(t, strings.TrimSpace(expected), strings.TrimSpace(buffer))
}
test("http://localhost:3000/owner/repo/src/commit/0123456789/foo/bar.md#L10-L20", "<p><div>code preview</div></p>")
test("http://other/owner/repo/src/commit/0123456789/foo/bar.md#L10-L20", `<p><a href="http://other/owner/repo/src/commit/0123456789/foo/bar.md#L10-L20" rel="nofollow">http://other/owner/repo/src/commit/0123456789/foo/bar.md#L10-L20</a></p>`)
}

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@ -8,6 +8,7 @@ import (
"context"
"errors"
"fmt"
"html/template"
"io"
"net/url"
"path/filepath"
@ -33,6 +34,8 @@ type ProcessorHelper struct {
IsUsernameMentionable func(ctx context.Context, username string) bool
ElementDir string // the direction of the elements, eg: "ltr", "rtl", "auto", default to no direction attribute
RenderRepoFileCodePreview func(ctx context.Context, options RenderCodePreviewOptions) (template.HTML, error)
}
var DefaultProcessorHelper ProcessorHelper

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@ -60,6 +60,21 @@ func createDefaultPolicy() *bluemonday.Policy {
// For JS code copy and Mermaid loading state
policy.AllowAttrs("class").Matching(regexp.MustCompile(`^code-block( is-loading)?$`)).OnElements("pre")
// For code preview
policy.AllowAttrs("class").Matching(regexp.MustCompile(`^code-preview-[-\w]+( file-content)?$`)).Globally()
policy.AllowAttrs("class").Matching(regexp.MustCompile(`^lines-num$`)).OnElements("td")
policy.AllowAttrs("data-line-number").OnElements("span")
policy.AllowAttrs("class").Matching(regexp.MustCompile(`^lines-code chroma$`)).OnElements("td")
policy.AllowAttrs("class").Matching(regexp.MustCompile(`^code-inner$`)).OnElements("code")
// For code preview (unicode escape)
policy.AllowAttrs("class").Matching(regexp.MustCompile(`^file-view( unicode-escaped)?$`)).OnElements("table")
policy.AllowAttrs("class").Matching(regexp.MustCompile(`^lines-escape$`)).OnElements("td")
policy.AllowAttrs("class").Matching(regexp.MustCompile(`^toggle-escape-button btn interact-bg$`)).OnElements("a") // don't use button, button might submit a form
policy.AllowAttrs("class").Matching(regexp.MustCompile(`^(ambiguous-code-point|escaped-code-point|broken-code-point)$`)).OnElements("span")
policy.AllowAttrs("class").Matching(regexp.MustCompile(`^char$`)).OnElements("span")
policy.AllowAttrs("data-tooltip-content", "data-escaped").OnElements("span")
// For color preview
policy.AllowAttrs("class").Matching(regexp.MustCompile(`^color-preview$`)).OnElements("span")

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@ -6,6 +6,7 @@ package translation
import (
"fmt"
"html/template"
"strings"
)
// MockLocale provides a mocked locale without any translations
@ -19,18 +20,25 @@ func (l MockLocale) Language() string {
return "en"
}
func (l MockLocale) TrString(s string, _ ...any) string {
return s
func (l MockLocale) TrString(s string, args ...any) string {
return sprintAny(s, args...)
}
func (l MockLocale) Tr(s string, a ...any) template.HTML {
return template.HTML(s)
func (l MockLocale) Tr(s string, args ...any) template.HTML {
return template.HTML(sprintAny(s, args...))
}
func (l MockLocale) TrN(cnt any, key1, keyN string, args ...any) template.HTML {
return template.HTML(key1)
return template.HTML(sprintAny(key1, args...))
}
func (l MockLocale) PrettyNumber(v any) string {
return fmt.Sprint(v)
}
func sprintAny(s string, args ...any) string {
if len(args) == 0 {
return s
}
return s + ":" + fmt.Sprintf(strings.Repeat(",%v", len(args))[1:], args...)
}

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@ -1233,6 +1233,8 @@ file_view_rendered = View Rendered
file_view_raw = View Raw
file_permalink = Permalink
file_too_large = The file is too large to be shown.
code_preview_line_from_to = Lines %[1]d to %[2]d in %[3]s
code_preview_line_in = Line %[1]d in %[2]s
invisible_runes_header = `This file contains invisible Unicode characters`
invisible_runes_description = `This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.`
ambiguous_runes_header = `This file contains ambiguous Unicode characters`

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@ -81,7 +81,7 @@ func Search(ctx *context.Context) {
// UpdatedUnix: not supported yet
// Language: not supported yet
// Color: not supported yet
Lines: code_indexer.HighlightSearchResultCode(r.Filename, r.LineNumbers, strings.Join(r.LineCodes, "\n")),
Lines: code_indexer.HighlightSearchResultCode(r.Filename, "", r.LineNumbers, strings.Join(r.LineCodes, "\n")),
})
}
}

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@ -145,7 +145,7 @@ func TestNewWikiPost_ReservedName(t *testing.T) {
})
NewWikiPost(ctx)
assert.EqualValues(t, http.StatusOK, ctx.Resp.Status())
assert.EqualValues(t, ctx.Tr("repo.wiki.reserved_page"), ctx.Flash.ErrorMsg)
assert.EqualValues(t, ctx.Tr("repo.wiki.reserved_page", "_edit"), ctx.Flash.ErrorMsg)
assertWikiNotExists(t, ctx.Repo.Repository, "_edit")
}

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@ -63,6 +63,7 @@ func MockContext(t *testing.T, reqPath string, opts ...MockContextOption) (*cont
base.Locale = &translation.MockLocale{}
ctx := context.NewWebContext(base, opt.Render, nil)
ctx.AppendContextValue(context.WebContextKey, ctx)
ctx.PageData = map[string]any{}
ctx.Data["PageStartTime"] = time.Now()
chiCtx := chi.NewRouteContext()

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@ -11,6 +11,6 @@ import (
func TestMain(m *testing.M) {
unittest.MainTest(m, &unittest.TestOptions{
FixtureFiles: []string{"user.yml"},
FixtureFiles: []string{"user.yml", "repository.yml", "access.yml", "repo_unit.yml"},
})
}

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@ -14,6 +14,8 @@ import (
func ProcessorHelper() *markup.ProcessorHelper {
return &markup.ProcessorHelper{
ElementDir: "auto", // set dir="auto" for necessary (eg: <p>, <h?>, etc) tags
RenderRepoFileCodePreview: renderRepoFileCodePreview,
IsUsernameMentionable: func(ctx context.Context, username string) bool {
mentionedUser, err := user.GetUserByName(ctx, username)
if err != nil {

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@ -0,0 +1,117 @@
// Copyright 2024 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package markup
import (
"bufio"
"context"
"fmt"
"html/template"
"strings"
"code.gitea.io/gitea/models/perm/access"
"code.gitea.io/gitea/models/repo"
"code.gitea.io/gitea/models/unit"
"code.gitea.io/gitea/modules/charset"
"code.gitea.io/gitea/modules/gitrepo"
"code.gitea.io/gitea/modules/indexer/code"
"code.gitea.io/gitea/modules/markup"
"code.gitea.io/gitea/modules/setting"
gitea_context "code.gitea.io/gitea/services/context"
"code.gitea.io/gitea/services/repository/files"
)
func renderRepoFileCodePreview(ctx context.Context, opts markup.RenderCodePreviewOptions) (template.HTML, error) {
opts.LineStop = max(opts.LineStop, opts.LineStart)
lineCount := opts.LineStop - opts.LineStart + 1
if lineCount <= 0 || lineCount > 140 /* GitHub at most show 140 lines */ {
lineCount = 10
opts.LineStop = opts.LineStart + lineCount
}
dbRepo, err := repo.GetRepositoryByOwnerAndName(ctx, opts.OwnerName, opts.RepoName)
if err != nil {
return "", err
}
webCtx, ok := ctx.Value(gitea_context.WebContextKey).(*gitea_context.Context)
if !ok {
return "", fmt.Errorf("context is not a web context")
}
doer := webCtx.Doer
perms, err := access.GetUserRepoPermission(ctx, dbRepo, doer)
if err != nil {
return "", err
}
if !perms.CanRead(unit.TypeCode) {
return "", fmt.Errorf("no permission")
}
gitRepo, err := gitrepo.OpenRepository(ctx, dbRepo)
if err != nil {
return "", err
}
defer gitRepo.Close()
commit, err := gitRepo.GetCommit(opts.CommitID)
if err != nil {
return "", err
}
language, _ := files.TryGetContentLanguage(gitRepo, opts.CommitID, opts.FilePath)
blob, err := commit.GetBlobByPath(opts.FilePath)
if err != nil {
return "", err
}
if blob.Size() > setting.UI.MaxDisplayFileSize {
return "", fmt.Errorf("file is too large")
}
dataRc, err := blob.DataAsync()
if err != nil {
return "", err
}
defer dataRc.Close()
reader := bufio.NewReader(dataRc)
for i := 1; i < opts.LineStart; i++ {
if _, err = reader.ReadBytes('\n'); err != nil {
return "", err
}
}
lineNums := make([]int, 0, lineCount)
lineCodes := make([]string, 0, lineCount)
for i := opts.LineStart; i <= opts.LineStop; i++ {
if line, err := reader.ReadString('\n'); err != nil && line == "" {
break
} else {
lineNums = append(lineNums, i)
lineCodes = append(lineCodes, line)
}
}
realLineStop := max(opts.LineStart, opts.LineStart+len(lineNums)-1)
highlightLines := code.HighlightSearchResultCode(opts.FilePath, language, lineNums, strings.Join(lineCodes, ""))
escapeStatus := &charset.EscapeStatus{}
lineEscapeStatus := make([]*charset.EscapeStatus, len(highlightLines))
for i, hl := range highlightLines {
lineEscapeStatus[i], hl.FormattedContent = charset.EscapeControlHTML(hl.FormattedContent, webCtx.Base.Locale, charset.RuneNBSP)
escapeStatus = escapeStatus.Or(lineEscapeStatus[i])
}
return webCtx.RenderToHTML("base/markup_codepreview", map[string]any{
"FullURL": opts.FullURL,
"FilePath": opts.FilePath,
"LineStart": opts.LineStart,
"LineStop": realLineStop,
"RepoLink": dbRepo.Link(),
"CommitID": opts.CommitID,
"HighlightLines": highlightLines,
"EscapeStatus": escapeStatus,
"LineEscapeStatus": lineEscapeStatus,
})
}

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@ -0,0 +1,83 @@
// Copyright 2024 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package markup
import (
"testing"
"code.gitea.io/gitea/models/unittest"
"code.gitea.io/gitea/modules/markup"
"code.gitea.io/gitea/modules/templates"
"code.gitea.io/gitea/services/contexttest"
"github.com/stretchr/testify/assert"
)
func TestProcessorHelperCodePreview(t *testing.T) {
assert.NoError(t, unittest.PrepareTestDatabase())
ctx, _ := contexttest.MockContext(t, "/", contexttest.MockContextOption{Render: templates.HTMLRenderer()})
htm, err := renderRepoFileCodePreview(ctx, markup.RenderCodePreviewOptions{
FullURL: "http://full",
OwnerName: "user2",
RepoName: "repo1",
CommitID: "65f1bf27bc3bf70f64657658635e66094edbcb4d",
FilePath: "/README.md",
LineStart: 1,
LineStop: 2,
})
assert.NoError(t, err)
assert.Equal(t, `<div class="code-preview-container file-content">
<div class="code-preview-header">
<a href="http://full" class="muted" rel="nofollow">/README.md</a>
repo.code_preview_line_from_to:1,2,<a href="/user2/repo1/src/commit/65f1bf27bc3bf70f64657658635e66094edbcb4d" rel="nofollow">65f1bf27bc</a>
</div>
<table class="file-view">
<tbody><tr>
<td class="lines-num"><span data-line-number="1"></span></td>
<td class="lines-code chroma"><code class="code-inner"><span class="gh"># repo1</code></td>
</tr><tr>
<td class="lines-num"><span data-line-number="2"></span></td>
<td class="lines-code chroma"><code class="code-inner"></span><span class="gh"></span></code></td>
</tr></tbody>
</table>
</div>
`, string(htm))
ctx, _ = contexttest.MockContext(t, "/", contexttest.MockContextOption{Render: templates.HTMLRenderer()})
htm, err = renderRepoFileCodePreview(ctx, markup.RenderCodePreviewOptions{
FullURL: "http://full",
OwnerName: "user2",
RepoName: "repo1",
CommitID: "65f1bf27bc3bf70f64657658635e66094edbcb4d",
FilePath: "/README.md",
LineStart: 1,
})
assert.NoError(t, err)
assert.Equal(t, `<div class="code-preview-container file-content">
<div class="code-preview-header">
<a href="http://full" class="muted" rel="nofollow">/README.md</a>
repo.code_preview_line_in:1,<a href="/user2/repo1/src/commit/65f1bf27bc3bf70f64657658635e66094edbcb4d" rel="nofollow">65f1bf27bc</a>
</div>
<table class="file-view">
<tbody><tr>
<td class="lines-num"><span data-line-number="1"></span></td>
<td class="lines-code chroma"><code class="code-inner"><span class="gh"># repo1</code></td>
</tr></tbody>
</table>
</div>
`, string(htm))
ctx, _ = contexttest.MockContext(t, "/", contexttest.MockContextOption{Render: templates.HTMLRenderer()})
_, err = renderRepoFileCodePreview(ctx, markup.RenderCodePreviewOptions{
FullURL: "http://full",
OwnerName: "user15",
RepoName: "big_test_private_1",
CommitID: "65f1bf27bc3bf70f64657658635e66094edbcb4d",
FilePath: "/README.md",
LineStart: 1,
LineStop: 10,
})
assert.ErrorContains(t, err, "no permission")
}

View File

@ -0,0 +1,25 @@
<div class="code-preview-container file-content">
<div class="code-preview-header">
<a href="{{.FullURL}}" class="muted" rel="nofollow">{{.FilePath}}</a>
{{$link := HTMLFormat `<a href="%s/src/commit/%s" rel="nofollow">%s</a>` .RepoLink .CommitID (.CommitID | ShortSha) -}}
{{- if eq .LineStart .LineStop -}}
{{ctx.Locale.Tr "repo.code_preview_line_in" .LineStart $link}}
{{- else -}}
{{ctx.Locale.Tr "repo.code_preview_line_from_to" .LineStart .LineStop $link}}
{{- end}}
</div>
<table class="file-view">
<tbody>
{{- range $idx, $line := .HighlightLines -}}
<tr>
<td class="lines-num"><span data-line-number="{{$line.Num}}"></span></td>
{{- if $.EscapeStatus.Escaped -}}
{{- $lineEscapeStatus := index $.LineEscapeStatus $idx -}}
<td class="lines-escape">{{if $lineEscapeStatus.Escaped}}<a href="#" class="toggle-escape-button btn interact-bg" title="{{if $lineEscapeStatus.HasInvisible}}{{ctx.Locale.Tr "repo.invisible_runes_line"}} {{end}}{{if $lineEscapeStatus.HasAmbiguous}}{{ctx.Locale.Tr "repo.ambiguous_runes_line"}}{{end}}"></a>{{end}}</td>
{{- end}}
<td class="lines-code chroma"><code class="code-inner">{{$line.FormattedContent}}</code></td>
</tr>
{{- end -}}
</tbody>
</table>
</div>

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@ -1233,10 +1233,13 @@ overflow-menu .ui.label {
content: attr(data-line-number);
line-height: 20px !important;
padding: 0 10px;
cursor: pointer;
display: block;
}
.code-view .lines-num span::after {
cursor: pointer;
}
.lines-type-marker {
vertical-align: top;
}

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@ -40,6 +40,7 @@
@import "./markup/content.css";
@import "./markup/codecopy.css";
@import "./markup/codepreview.css";
@import "./markup/asciicast.css";
@import "./chroma/base.css";

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@ -0,0 +1,36 @@
.markup .code-preview-container {
border: 1px solid var(--color-secondary);
border-radius: var(--border-radius);
margin: 0.25em 0;
}
.markup .code-preview-container .code-preview-header {
border-bottom: 1px solid var(--color-secondary);
padding: 0.5em;
font-size: 12px;
}
.markup .code-preview-container table {
width: 100%;
max-height: 100px;
overflow-y: auto;
margin: 0; /* override ".markup table {margin}" */
}
/* workaround to hide empty p before container - more details are in "html_codepreview.go" */
.markup p:empty:has(+ .code-preview-container) {
display: none;
}
/* override the polluted styles from the content.css: ".markup table ..." */
.markup .code-preview-container table tr {
border: 0 !important;
}
.markup .code-preview-container table th,
.markup .code-preview-container table td {
border: 0 !important;
padding: 0 0 0 5px !important;
}
.markup .code-preview-container table tr:nth-child(2n) {
background: none !important;
}

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@ -382,7 +382,7 @@
text-align: center;
}
.markup span.align-center span img
.markup span.align-center span img,
.markup span.align-center span video {
margin: 0 auto;
text-align: center;
@ -432,7 +432,7 @@
text-align: right;
}
.markup code,
.markup code:not(.code-inner),
.markup tt {
padding: 0.2em 0.4em;
margin: 0;