cheat/vendor/github.com/alecthomas/chroma/lexers/d/dtd.go

74 lines
2.1 KiB
Go

package d
import (
. "github.com/alecthomas/chroma" // nolint
"github.com/alecthomas/chroma/lexers/internal"
)
// Dtd lexer.
var Dtd = internal.Register(MustNewLazyLexer(
&Config{
Name: "DTD",
Aliases: []string{"dtd"},
Filenames: []string{"*.dtd"},
MimeTypes: []string{"application/xml-dtd"},
DotAll: true,
},
dtdRules,
))
func dtdRules() Rules {
return Rules{
"root": {
Include("common"),
{`(<!ELEMENT)(\s+)(\S+)`, ByGroups(Keyword, Text, NameTag), Push("element")},
{`(<!ATTLIST)(\s+)(\S+)`, ByGroups(Keyword, Text, NameTag), Push("attlist")},
{`(<!ENTITY)(\s+)(\S+)`, ByGroups(Keyword, Text, NameEntity), Push("entity")},
{`(<!NOTATION)(\s+)(\S+)`, ByGroups(Keyword, Text, NameTag), Push("notation")},
{`(<!\[)([^\[\s]+)(\s*)(\[)`, ByGroups(Keyword, NameEntity, Text, Keyword), nil},
{`(<!DOCTYPE)(\s+)([^>\s]+)`, ByGroups(Keyword, Text, NameTag), nil},
{`PUBLIC|SYSTEM`, KeywordConstant, nil},
{`[\[\]>]`, Keyword, nil},
},
"common": {
{`\s+`, Text, nil},
{`(%|&)[^;]*;`, NameEntity, nil},
{`<!--`, Comment, Push("comment")},
{`[(|)*,?+]`, Operator, nil},
{`"[^"]*"`, LiteralStringDouble, nil},
{`\'[^\']*\'`, LiteralStringSingle, nil},
},
"comment": {
{`[^-]+`, Comment, nil},
{`-->`, Comment, Pop(1)},
{`-`, Comment, nil},
},
"element": {
Include("common"),
{`EMPTY|ANY|#PCDATA`, KeywordConstant, nil},
{`[^>\s|()?+*,]+`, NameTag, nil},
{`>`, Keyword, Pop(1)},
},
"attlist": {
Include("common"),
{`CDATA|IDREFS|IDREF|ID|NMTOKENS|NMTOKEN|ENTITIES|ENTITY|NOTATION`, KeywordConstant, nil},
{`#REQUIRED|#IMPLIED|#FIXED`, KeywordConstant, nil},
{`xml:space|xml:lang`, KeywordReserved, nil},
{`[^>\s|()?+*,]+`, NameAttribute, nil},
{`>`, Keyword, Pop(1)},
},
"entity": {
Include("common"),
{`SYSTEM|PUBLIC|NDATA`, KeywordConstant, nil},
{`[^>\s|()?+*,]+`, NameEntity, nil},
{`>`, Keyword, Pop(1)},
},
"notation": {
Include("common"),
{`SYSTEM|PUBLIC`, KeywordConstant, nil},
{`[^>\s|()?+*,]+`, NameAttribute, nil},
{`>`, Keyword, Pop(1)},
},
}
}