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gitea/vendor/github.com/alecthomas/chroma/lexers/h/html.go

59 lines
2.1 KiB

package h
import (
. "github.com/alecthomas/chroma" // nolint
. "github.com/alecthomas/chroma/lexers/c" // nolint
"github.com/alecthomas/chroma/lexers/internal"
. "github.com/alecthomas/chroma/lexers/j" // nolint
)
// HTML lexer.
var HTML = internal.Register(MustNewLexer(
&Config{
Name: "HTML",
Aliases: []string{"html"},
Filenames: []string{"*.html", "*.htm", "*.xhtml", "*.xslt"},
MimeTypes: []string{"text/html", "application/xhtml+xml"},
NotMultiline: true,
DotAll: true,
CaseInsensitive: true,
},
Rules{
"root": {
{`[^<&]+`, Text, nil},
{`&\S*?;`, NameEntity, nil},
{`\<\!\[CDATA\[.*?\]\]\>`, CommentPreproc, nil},
{`<!--`, Comment, Push("comment")},
{`<\?.*?\?>`, CommentPreproc, nil},
{`<![^>]*>`, CommentPreproc, nil},
{`(<)(\s*)(script)(\s*)`, ByGroups(Punctuation, Text, NameTag, Text), Push("script-content", "tag")},
{`(<)(\s*)(style)(\s*)`, ByGroups(Punctuation, Text, NameTag, Text), Push("style-content", "tag")},
{`(<)(\s*)([\w:.-]+)`, ByGroups(Punctuation, Text, NameTag), Push("tag")},
{`(<)(\s*)(/)(\s*)([\w:.-]+)(\s*)(>)`, ByGroups(Punctuation, Text, Punctuation, Text, NameTag, Text, Punctuation), nil},
},
"comment": {
{`[^-]+`, Comment, nil},
{`-->`, Comment, Pop(1)},
{`-`, Comment, nil},
},
"tag": {
{`\s+`, Text, nil},
{`([\w:-]+\s*)(=)(\s*)`, ByGroups(NameAttribute, Operator, Text), Push("attr")},
{`[\w:-]+`, NameAttribute, nil},
{`(/?)(\s*)(>)`, ByGroups(Punctuation, Text, Punctuation), Pop(1)},
},
"script-content": {
{`(<)(\s*)(/)(\s*)(script)(\s*)(>)`, ByGroups(Punctuation, Text, Punctuation, Text, NameTag, Text, Punctuation), Pop(1)},
{`.+?(?=<\s*/\s*script\s*>)`, Using(Javascript), nil},
},
"style-content": {
{`(<)(\s*)(/)(\s*)(style)(\s*)(>)`, ByGroups(Punctuation, Text, Punctuation, Text, NameTag, Text, Punctuation), Pop(1)},
{`.+?(?=<\s*/\s*style\s*>)`, Using(CSS), nil},
},
"attr": {
{`".*?"`, LiteralString, Pop(1)},
{`'.*?'`, LiteralString, Pop(1)},
{`[^\s>]+`, LiteralString, Pop(1)},
},
},
))