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d6df0a53b5
Co-authored-by: Norwin Roosen <git@nroo.de> Co-authored-by: Norwin <git@nroo.de> Reviewed-on: https://gitea.com/gitea/tea/pulls/390 Reviewed-by: 6543 <6543@obermui.de> Reviewed-by: Andrew Thornton <art27@cantab.net> Co-authored-by: Norwin <noerw@noreply.gitea.io> Co-committed-by: Norwin <noerw@noreply.gitea.io>
120 lines
3.2 KiB
Go
120 lines
3.2 KiB
Go
package m
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import (
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. "github.com/alecthomas/chroma" // nolint
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"github.com/alecthomas/chroma/lexers/internal"
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)
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// Modula-2 lexer.
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var Modula2 = internal.Register(MustNewLazyLexer(
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&Config{
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Name: "Modula-2",
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Aliases: []string{"modula2", "m2"},
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Filenames: []string{"*.def", "*.mod"},
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MimeTypes: []string{"text/x-modula2"},
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DotAll: true,
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},
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modula2Rules,
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))
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func modula2Rules() Rules {
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return Rules{
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"whitespace": {
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{`\n+`, Text, nil},
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{`\s+`, Text, nil},
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},
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"dialecttags": {
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{`\(\*!m2pim\*\)`, CommentSpecial, nil},
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{`\(\*!m2iso\*\)`, CommentSpecial, nil},
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{`\(\*!m2r10\*\)`, CommentSpecial, nil},
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{`\(\*!objm2\*\)`, CommentSpecial, nil},
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{`\(\*!m2iso\+aglet\*\)`, CommentSpecial, nil},
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{`\(\*!m2pim\+gm2\*\)`, CommentSpecial, nil},
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{`\(\*!m2iso\+p1\*\)`, CommentSpecial, nil},
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{`\(\*!m2iso\+xds\*\)`, CommentSpecial, nil},
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},
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"identifiers": {
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{`([a-zA-Z_$][\w$]*)`, Name, nil},
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},
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"prefixed_number_literals": {
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{`0b[01]+(\'[01]+)*`, LiteralNumberBin, nil},
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{`0[ux][0-9A-F]+(\'[0-9A-F]+)*`, LiteralNumberHex, nil},
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},
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"plain_number_literals": {
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{`[0-9]+(\'[0-9]+)*\.[0-9]+(\'[0-9]+)*[eE][+-]?[0-9]+(\'[0-9]+)*`, LiteralNumberFloat, nil},
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{`[0-9]+(\'[0-9]+)*\.[0-9]+(\'[0-9]+)*`, LiteralNumberFloat, nil},
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{`[0-9]+(\'[0-9]+)*`, LiteralNumberInteger, nil},
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},
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"suffixed_number_literals": {
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{`[0-7]+B`, LiteralNumberOct, nil},
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{`[0-7]+C`, LiteralNumberOct, nil},
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{`[0-9A-F]+H`, LiteralNumberHex, nil},
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},
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"string_literals": {
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{`'(\\\\|\\'|[^'])*'`, LiteralString, nil},
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{`"(\\\\|\\"|[^"])*"`, LiteralString, nil},
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},
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"digraph_operators": {
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{`\*\.`, Operator, nil},
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{`\+>`, Operator, nil},
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{`<>`, Operator, nil},
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{`<=`, Operator, nil},
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{`>=`, Operator, nil},
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{`==`, Operator, nil},
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{`::`, Operator, nil},
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{`:=`, Operator, nil},
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{`\+\+`, Operator, nil},
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{`--`, Operator, nil},
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},
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"unigraph_operators": {
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{`[+-]`, Operator, nil},
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{`[*/]`, Operator, nil},
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{`\\`, Operator, nil},
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{`[=#<>]`, Operator, nil},
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{`\^`, Operator, nil},
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{`@`, Operator, nil},
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{`&`, Operator, nil},
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{`~`, Operator, nil},
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{"`", Operator, nil},
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},
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"digraph_punctuation": {
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{`\.\.`, Punctuation, nil},
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{`<<`, Punctuation, nil},
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{`>>`, Punctuation, nil},
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{`->`, Punctuation, nil},
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{`\|#`, Punctuation, nil},
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{`##`, Punctuation, nil},
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{`\|\*`, Punctuation, nil},
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},
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"unigraph_punctuation": {
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{`[()\[\]{},.:;|]`, Punctuation, nil},
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{`!`, Punctuation, nil},
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{`\?`, Punctuation, nil},
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},
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"comments": {
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{`^//.*?\n`, CommentSingle, nil},
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{`\(\*([^$].*?)\*\)`, CommentMultiline, nil},
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{`/\*(.*?)\*/`, CommentMultiline, nil},
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},
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"pragmas": {
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{`<\*.*?\*>`, CommentPreproc, nil},
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{`\(\*\$.*?\*\)`, CommentPreproc, nil},
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},
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"root": {
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Include("whitespace"),
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Include("dialecttags"),
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Include("pragmas"),
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Include("comments"),
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Include("identifiers"),
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Include("suffixed_number_literals"),
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Include("prefixed_number_literals"),
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Include("plain_number_literals"),
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Include("string_literals"),
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Include("digraph_punctuation"),
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Include("digraph_operators"),
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Include("unigraph_punctuation"),
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Include("unigraph_operators"),
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},
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}
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}
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