49 lines
974 B
Plaintext
49 lines
974 B
Plaintext
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lexer grammar lexerA1;
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// Literals
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IntigerLiteral: ;
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FloatingPointLiteral: ;
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CharacterLiteral: '\'' SingleCharacter '\'' | '\'' EscapeSequence '\'';
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fragment SingleCharacter:
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[^'\\];
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StringLiteral: '"' StringCharacters? '"';
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fragment StringCharacters:
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StringCharacter+;
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fragment StringCharacter:
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[^"\\] | EscapeSequence;
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fragment EscapeSequence:
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'\\' ('u0008' | 'u0009' | 'u000a' | 'u000c' | 'u000d' | 'u0022' | 'u0027' | 'u005c' | OctalEscape);
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fragment OctalEscape:
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'\\' OctalDigit | '\\' OctalDigit OctalDigit | '\\' ZeroToThree OctalDigit OctalDigit;
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fragment OctalDigit:
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[0-7];
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fragment ZeroToThree:
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[0-3];
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BooleanLiteral: 'true' | 'false' ;
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NullLiteral: 'null';
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// Keywords
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Public : 'public';
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Protected: 'protected';
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Private: 'private';
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Static: 'static';
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Abstract: 'abstract';
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Final: 'final';
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Native: 'native';
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Synchronized: 'synchronized';
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Transient: 'transient';
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Volatile: 'volatile';
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Strictfp: 'strictfp';
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Assert: 'Assert';
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