diff --git a/modules/highlight/highlight.go b/modules/highlight/highlight.go
index 65ed74b01..3836c0588 100644
--- a/modules/highlight/highlight.go
+++ b/modules/highlight/highlight.go
@@ -18,6 +18,7 @@ import (
"code.gitea.io/gitea/modules/analyze"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/setting"
+ "code.gitea.io/gitea/modules/util"
"github.com/alecthomas/chroma/v2"
"github.com/alecthomas/chroma/v2/formatters/html"
@@ -56,18 +57,18 @@ func NewContext() {
})
}
-// Code returns a HTML version of code string with chroma syntax highlighting classes
-func Code(fileName, language, code string) string {
+// Code returns a HTML version of code string with chroma syntax highlighting classes and the matched lexer name
+func Code(fileName, language, code string) (string, string) {
NewContext()
// diff view newline will be passed as empty, change to literal '\n' so it can be copied
// preserve literal newline in blame view
if code == "" || code == "\n" {
- return "\n"
+ return "\n", ""
}
if len(code) > sizeLimit {
- return code
+ return code, ""
}
var lexer chroma.Lexer
@@ -103,7 +104,10 @@ func Code(fileName, language, code string) string {
}
cache.Add(fileName, lexer)
}
- return CodeFromLexer(lexer, code)
+
+ lexerName := formatLexerName(lexer.Config().Name)
+
+ return CodeFromLexer(lexer, code), lexerName
}
// CodeFromLexer returns a HTML version of code string with chroma syntax highlighting classes
@@ -134,12 +138,12 @@ func CodeFromLexer(lexer chroma.Lexer, code string) string {
return strings.TrimSuffix(htmlbuf.String(), "\n")
}
-// File returns a slice of chroma syntax highlighted HTML lines of code
-func File(fileName, language string, code []byte) ([]string, error) {
+// File returns a slice of chroma syntax highlighted HTML lines of code and the matched lexer name
+func File(fileName, language string, code []byte) ([]string, string, error) {
NewContext()
if len(code) > sizeLimit {
- return PlainText(code), nil
+ return PlainText(code), "", nil
}
formatter := html.New(html.WithClasses(true),
@@ -172,9 +176,11 @@ func File(fileName, language string, code []byte) ([]string, error) {
}
}
+ lexerName := formatLexerName(lexer.Config().Name)
+
iterator, err := lexer.Tokenise(nil, string(code))
if err != nil {
- return nil, fmt.Errorf("can't tokenize code: %w", err)
+ return nil, "", fmt.Errorf("can't tokenize code: %w", err)
}
tokensLines := chroma.SplitTokensIntoLines(iterator.Tokens())
@@ -185,13 +191,13 @@ func File(fileName, language string, code []byte) ([]string, error) {
iterator = chroma.Literator(tokens...)
err = formatter.Format(htmlBuf, styles.GitHub, iterator)
if err != nil {
- return nil, fmt.Errorf("can't format code: %w", err)
+ return nil, "", fmt.Errorf("can't format code: %w", err)
}
lines = append(lines, htmlBuf.String())
htmlBuf.Reset()
}
- return lines, nil
+ return lines, lexerName, nil
}
// PlainText returns non-highlighted HTML for code
@@ -212,3 +218,11 @@ func PlainText(code []byte) []string {
}
return m
}
+
+func formatLexerName(name string) string {
+ if name == "fallback" {
+ return "Plaintext"
+ }
+
+ return util.ToTitleCaseNoLower(name)
+}
diff --git a/modules/highlight/highlight_test.go b/modules/highlight/highlight_test.go
index 8f83f4a2f..189975374 100644
--- a/modules/highlight/highlight_test.go
+++ b/modules/highlight/highlight_test.go
@@ -17,34 +17,52 @@ func lines(s string) []string {
func TestFile(t *testing.T) {
tests := []struct {
- name string
- code string
- want []string
+ name string
+ code string
+ want []string
+ lexerName string
}{
{
- name: "empty.py",
- code: "",
- want: lines(""),
+ name: "empty.py",
+ code: "",
+ want: lines(""),
+ lexerName: "Python",
},
{
- name: "tags.txt",
- code: "<>",
- want: lines("<>"),
+ name: "empty.js",
+ code: "",
+ want: lines(""),
+ lexerName: "JavaScript",
},
{
- name: "tags.py",
- code: "<>",
- want: lines(`<>`),
+ name: "empty.yaml",
+ code: "",
+ want: lines(""),
+ lexerName: "YAML",
},
{
- name: "eol-no.py",
- code: "a=1",
- want: lines(`a=1`),
+ name: "tags.txt",
+ code: "<>",
+ want: lines("<>"),
+ lexerName: "Plaintext",
},
{
- name: "eol-newline1.py",
- code: "a=1\n",
- want: lines(`a=1\n`),
+ name: "tags.py",
+ code: "<>",
+ want: lines(`<>`),
+ lexerName: "Python",
+ },
+ {
+ name: "eol-no.py",
+ code: "a=1",
+ want: lines(`a=1`),
+ lexerName: "Python",
+ },
+ {
+ name: "eol-newline1.py",
+ code: "a=1\n",
+ want: lines(`a=1\n`),
+ lexerName: "Python",
},
{
name: "eol-newline2.py",
@@ -54,6 +72,7 @@ func TestFile(t *testing.T) {
\n
`,
),
+ lexerName: "Python",
},
{
name: "empty-line-with-space.py",
@@ -73,17 +92,19 @@ c=2
\n
c=2`,
),
+ lexerName: "Python",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
- out, err := File(tt.name, "", []byte(tt.code))
+ out, lexerName, err := File(tt.name, "", []byte(tt.code))
assert.NoError(t, err)
expected := strings.Join(tt.want, "\n")
actual := strings.Join(out, "\n")
assert.Equal(t, strings.Count(actual, ""))
assert.EqualValues(t, expected, actual)
+ assert.Equal(t, tt.lexerName, lexerName)
})
}
}
diff --git a/modules/indexer/code/search.go b/modules/indexer/code/search.go
index bb7715baf..df255fa87 100644
--- a/modules/indexer/code/search.go
+++ b/modules/indexer/code/search.go
@@ -94,6 +94,9 @@ func searchResult(result *SearchResult, startIndex, endIndex int) (*Result, erro
lineNumbers[i] = startLineNum + i
index += len(line)
}
+
+ highlighted, _ := highlight.Code(result.Filename, "", formattedLinesBuffer.String())
+
return &Result{
RepoID: result.RepoID,
Filename: result.Filename,
@@ -102,7 +105,7 @@ func searchResult(result *SearchResult, startIndex, endIndex int) (*Result, erro
Language: result.Language,
Color: result.Color,
LineNumbers: lineNumbers,
- FormattedLines: highlight.Code(result.Filename, "", formattedLinesBuffer.String()),
+ FormattedLines: highlighted,
}, nil
}
diff --git a/modules/util/util.go b/modules/util/util.go
index be60fe4b4..6df47ca56 100644
--- a/modules/util/util.go
+++ b/modules/util/util.go
@@ -186,13 +186,21 @@ func ToUpperASCII(s string) string {
return string(b)
}
-var titleCaser = cases.Title(language.English)
+var (
+ titleCaser = cases.Title(language.English)
+ titleCaserNoLower = cases.Title(language.English, cases.NoLower)
+)
// ToTitleCase returns s with all english words capitalized
func ToTitleCase(s string) string {
return titleCaser.String(s)
}
+// ToTitleCaseNoLower returns s with all english words capitalized without lowercasing
+func ToTitleCaseNoLower(s string) string {
+ return titleCaserNoLower.String(s)
+}
+
var (
whitespaceOnly = regexp.MustCompile("(?m)^[ \t]+$")
leadingWhitespace = regexp.MustCompile("(?m)(^[ \t]*)(?:[^ \t\n])")
diff --git a/routers/web/repo/blame.go b/routers/web/repo/blame.go
index 64a6f0ec5..52d5c3c6e 100644
--- a/routers/web/repo/blame.go
+++ b/routers/web/repo/blame.go
@@ -100,6 +100,8 @@ func RefBlame(ctx *context.Context) {
ctx.Data["FileName"] = blob.Name()
ctx.Data["NumLines"], err = blob.GetBlobLineCount()
+ ctx.Data["NumLinesSet"] = true
+
if err != nil {
ctx.NotFound("GetBlobLineCount", err)
return
@@ -237,6 +239,8 @@ func renderBlame(ctx *context.Context, blameParts []git.BlamePart, commitNames m
rows := make([]*blameRow, 0)
escapeStatus := &charset.EscapeStatus{}
+ var lexerName string
+
i := 0
commitCnt := 0
for _, part := range blameParts {
@@ -278,7 +282,13 @@ func renderBlame(ctx *context.Context, blameParts []git.BlamePart, commitNames m
line += "\n"
}
fileName := fmt.Sprintf("%v", ctx.Data["FileName"])
- line = highlight.Code(fileName, language, line)
+ line, lexerNameForLine := highlight.Code(fileName, language, line)
+
+ // set lexer name to the first detected lexer. this is certainly suboptimal and
+ // we should instead highlight the whole file at once
+ if lexerName == "" {
+ lexerName = lexerNameForLine
+ }
br.EscapeStatus, line = charset.EscapeControlHTML(line, ctx.Locale)
br.Code = gotemplate.HTML(line)
@@ -290,4 +300,5 @@ func renderBlame(ctx *context.Context, blameParts []git.BlamePart, commitNames m
ctx.Data["EscapeStatus"] = escapeStatus
ctx.Data["BlameRows"] = rows
ctx.Data["CommitCnt"] = commitCnt
+ ctx.Data["LexerName"] = lexerName
}
diff --git a/routers/web/repo/view.go b/routers/web/repo/view.go
index e7aca0481..7500dbb34 100644
--- a/routers/web/repo/view.go
+++ b/routers/web/repo/view.go
@@ -568,7 +568,8 @@ func renderFile(ctx *context.Context, entry *git.TreeEntry, treeLink, rawLink st
language = ""
}
}
- fileContent, err := highlight.File(blob.Name(), language, buf)
+ fileContent, lexerName, err := highlight.File(blob.Name(), language, buf)
+ ctx.Data["LexerName"] = lexerName
if err != nil {
log.Error("highlight.File failed, fallback to plain text: %v", err)
fileContent = highlight.PlainText(buf)
diff --git a/services/gitdiff/gitdiff.go b/services/gitdiff/gitdiff.go
index 3c8c5c81a..d24c0ac08 100644
--- a/services/gitdiff/gitdiff.go
+++ b/services/gitdiff/gitdiff.go
@@ -280,7 +280,8 @@ func DiffInlineWithUnicodeEscape(s template.HTML, locale translation.Locale) Dif
// DiffInlineWithHighlightCode makes a DiffInline with code highlight and hidden unicode characters escaped
func DiffInlineWithHighlightCode(fileName, language, code string, locale translation.Locale) DiffInline {
- status, content := charset.EscapeControlHTML(highlight.Code(fileName, language, code), locale)
+ highlighted, _ := highlight.Code(fileName, language, code)
+ status, content := charset.EscapeControlHTML(highlighted, locale)
return DiffInline{EscapeStatus: status, Content: template.HTML(content)}
}
diff --git a/services/gitdiff/highlightdiff.go b/services/gitdiff/highlightdiff.go
index 4ceada4d7..727827232 100644
--- a/services/gitdiff/highlightdiff.go
+++ b/services/gitdiff/highlightdiff.go
@@ -91,8 +91,8 @@ func (hcd *highlightCodeDiff) diffWithHighlight(filename, language, codeA, codeB
hcd.collectUsedRunes(codeA)
hcd.collectUsedRunes(codeB)
- highlightCodeA := highlight.Code(filename, language, codeA)
- highlightCodeB := highlight.Code(filename, language, codeB)
+ highlightCodeA, _ := highlight.Code(filename, language, codeA)
+ highlightCodeB, _ := highlight.Code(filename, language, codeB)
highlightCodeA = hcd.convertToPlaceholders(highlightCodeA)
highlightCodeB = hcd.convertToPlaceholders(highlightCodeB)
diff --git a/templates/repo/blame.tmpl b/templates/repo/blame.tmpl
index b697573d2..e4a10ee57 100644
--- a/templates/repo/blame.tmpl
+++ b/templates/repo/blame.tmpl
@@ -1,14 +1,9 @@
-