115 lines
4.7 KiB
Go
115 lines
4.7 KiB
Go
package a
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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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// Ada lexer.
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var Ada = internal.Register(MustNewLexer(
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&Config{
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Name: "Ada",
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Aliases: []string{"ada", "ada95", "ada2005"},
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Filenames: []string{"*.adb", "*.ads", "*.ada"},
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MimeTypes: []string{"text/x-ada"},
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CaseInsensitive: true,
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},
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Rules{
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"root": {
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{`[^\S\n]+`, Text, nil},
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{`--.*?\n`, CommentSingle, nil},
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{`[^\S\n]+`, Text, nil},
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{`function|procedure|entry`, KeywordDeclaration, Push("subprogram")},
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{`(subtype|type)(\s+)(\w+)`, ByGroups(KeywordDeclaration, Text, KeywordType), Push("type_def")},
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{`task|protected`, KeywordDeclaration, nil},
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{`(subtype)(\s+)`, ByGroups(KeywordDeclaration, Text), nil},
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{`(end)(\s+)`, ByGroups(KeywordReserved, Text), Push("end")},
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{`(pragma)(\s+)(\w+)`, ByGroups(KeywordReserved, Text, CommentPreproc), nil},
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{`(true|false|null)\b`, KeywordConstant, nil},
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{Words(``, `\b`, `Address`, `Byte`, `Boolean`, `Character`, `Controlled`, `Count`, `Cursor`, `Duration`, `File_Mode`, `File_Type`, `Float`, `Generator`, `Integer`, `Long_Float`, `Long_Integer`, `Long_Long_Float`, `Long_Long_Integer`, `Natural`, `Positive`, `Reference_Type`, `Short_Float`, `Short_Integer`, `Short_Short_Float`, `Short_Short_Integer`, `String`, `Wide_Character`, `Wide_String`), KeywordType, nil},
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{`(and(\s+then)?|in|mod|not|or(\s+else)|rem)\b`, OperatorWord, nil},
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{`generic|private`, KeywordDeclaration, nil},
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{`package`, KeywordDeclaration, Push("package")},
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{`array\b`, KeywordReserved, Push("array_def")},
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{`(with|use)(\s+)`, ByGroups(KeywordNamespace, Text), Push("import")},
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{`(\w+)(\s*)(:)(\s*)(constant)`, ByGroups(NameConstant, Text, Punctuation, Text, KeywordReserved), nil},
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{`<<\w+>>`, NameLabel, nil},
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{`(\w+)(\s*)(:)(\s*)(declare|begin|loop|for|while)`, ByGroups(NameLabel, Text, Punctuation, Text, KeywordReserved), nil},
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{Words(`\b`, `\b`, `abort`, `abs`, `abstract`, `accept`, `access`, `aliased`, `all`, `array`, `at`, `begin`, `body`, `case`, `constant`, `declare`, `delay`, `delta`, `digits`, `do`, `else`, `elsif`, `end`, `entry`, `exception`, `exit`, `interface`, `for`, `goto`, `if`, `is`, `limited`, `loop`, `new`, `null`, `of`, `or`, `others`, `out`, `overriding`, `pragma`, `protected`, `raise`, `range`, `record`, `renames`, `requeue`, `return`, `reverse`, `select`, `separate`, `subtype`, `synchronized`, `task`, `tagged`, `terminate`, `then`, `type`, `until`, `when`, `while`, `xor`), KeywordReserved, nil},
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{`"[^"]*"`, LiteralString, nil},
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Include("attribute"),
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Include("numbers"),
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{`'[^']'`, LiteralStringChar, nil},
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{`(\w+)(\s*|[(,])`, ByGroups(Name, UsingSelf("root")), nil},
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{`(<>|=>|:=|[()|:;,.'])`, Punctuation, nil},
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{`[*<>+=/&-]`, Operator, nil},
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{`\n+`, Text, nil},
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},
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"numbers": {
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{`[0-9_]+#[0-9a-f]+#`, LiteralNumberHex, nil},
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{`[0-9_]+\.[0-9_]*`, LiteralNumberFloat, nil},
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{`[0-9_]+`, LiteralNumberInteger, nil},
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},
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"attribute": {
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{`(')(\w+)`, ByGroups(Punctuation, NameAttribute), nil},
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},
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"subprogram": {
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{`\(`, Punctuation, Push("#pop", "formal_part")},
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{`;`, Punctuation, Pop(1)},
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{`is\b`, KeywordReserved, Pop(1)},
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{`"[^"]+"|\w+`, NameFunction, nil},
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Include("root"),
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},
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"end": {
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{`(if|case|record|loop|select)`, KeywordReserved, nil},
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{`"[^"]+"|[\w.]+`, NameFunction, nil},
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{`\s+`, Text, nil},
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{`;`, Punctuation, Pop(1)},
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},
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"type_def": {
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{`;`, Punctuation, Pop(1)},
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{`\(`, Punctuation, Push("formal_part")},
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{`with|and|use`, KeywordReserved, nil},
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{`array\b`, KeywordReserved, Push("#pop", "array_def")},
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{`record\b`, KeywordReserved, Push("record_def")},
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{`(null record)(;)`, ByGroups(KeywordReserved, Punctuation), Pop(1)},
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Include("root"),
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},
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"array_def": {
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{`;`, Punctuation, Pop(1)},
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{`(\w+)(\s+)(range)`, ByGroups(KeywordType, Text, KeywordReserved), nil},
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Include("root"),
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},
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"record_def": {
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{`end record`, KeywordReserved, Pop(1)},
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Include("root"),
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},
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"import": {
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{`[\w.]+`, NameNamespace, Pop(1)},
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Default(Pop(1)),
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},
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"formal_part": {
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{`\)`, Punctuation, Pop(1)},
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{`\w+`, NameVariable, nil},
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{`,|:[^=]`, Punctuation, nil},
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{`(in|not|null|out|access)\b`, KeywordReserved, nil},
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Include("root"),
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},
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"package": {
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{`body`, KeywordDeclaration, nil},
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{`is\s+new|renames`, KeywordReserved, nil},
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{`is`, KeywordReserved, Pop(1)},
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{`;`, Punctuation, Pop(1)},
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{`\(`, Punctuation, Push("package_instantiation")},
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{`([\w.]+)`, NameClass, nil},
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Include("root"),
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},
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"package_instantiation": {
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{`("[^"]+"|\w+)(\s+)(=>)`, ByGroups(NameVariable, Text, Punctuation), nil},
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{`[\w.\'"]`, Text, nil},
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{`\)`, Punctuation, Pop(1)},
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Include("root"),
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},
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},
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))
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