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// https://docs.oracle.com/javase/specs/jls/se15/html/jls-3.html#jls-3.10
var decimalDigits = '[0-9](_*[0-9])*'; var frac = `\\.(${decimalDigits})`; var hexDigits = '[0-9a-fA-F](_*[0-9a-fA-F])*'; var NUMERIC = { className: 'number', variants: [ // DecimalFloatingPointLiteral
// including ExponentPart
{ begin: `(\\b(${decimalDigits})((${frac})|\\.)?|(${frac}))` + `[eE][+-]?(${decimalDigits})[fFdD]?\\b` }, // excluding ExponentPart
{ begin: `\\b(${decimalDigits})((${frac})[fFdD]?\\b|\\.([fFdD]\\b)?)` }, { begin: `(${frac})[fFdD]?\\b` }, { begin: `\\b(${decimalDigits})[fFdD]\\b` },
// HexadecimalFloatingPointLiteral
{ begin: `\\b0[xX]((${hexDigits})\\.?|(${hexDigits})?\\.(${hexDigits}))` + `[pP][+-]?(${decimalDigits})[fFdD]?\\b` },
// DecimalIntegerLiteral
{ begin: '\\b(0|[1-9](_*[0-9])*)[lL]?\\b' },
// HexIntegerLiteral
{ begin: `\\b0[xX](${hexDigits})[lL]?\\b` },
// OctalIntegerLiteral
{ begin: '\\b0(_*[0-7])*[lL]?\\b' },
// BinaryIntegerLiteral
{ begin: '\\b0[bB][01](_*[01])*[lL]?\\b' }, ], relevance: 0 };
/* Language: Java Author: Vsevolod Solovyov <vsevolod.solovyov@gmail.com> Category: common, enterprise Website: https://www.java.com/
*/
function java(hljs) { var JAVA_IDENT_RE = '[\u00C0-\u02B8a-zA-Z_$][\u00C0-\u02B8a-zA-Z_$0-9]*'; var GENERIC_IDENT_RE = JAVA_IDENT_RE + '(<' + JAVA_IDENT_RE + '(\\s*,\\s*' + JAVA_IDENT_RE + ')*>)?'; var KEYWORDS = 'false synchronized int abstract float private char boolean var static null if const ' + 'for true while long strictfp finally protected import native final void ' + 'enum else break transient catch instanceof byte super volatile case assert short ' + 'package default double public try this switch continue throws protected public private ' + 'module requires exports do';
var ANNOTATION = { className: 'meta', begin: '@' + JAVA_IDENT_RE, contains: [ { begin: /\(/, end: /\)/, contains: ["self"] // allow nested () inside our annotation
}, ] }; const NUMBER = NUMERIC;
return { name: 'Java', aliases: ['jsp'], keywords: KEYWORDS, illegal: /<\/|#/, contains: [ hljs.COMMENT( '/\\*\\*', '\\*/', { relevance: 0, contains: [ { // eat up @'s in emails to prevent them to be recognized as doctags
begin: /\w+@/, relevance: 0 }, { className: 'doctag', begin: '@[A-Za-z]+' } ] } ), // relevance boost
{ begin: /import java\.[a-z]+\./, keywords: "import", relevance: 2 }, hljs.C_LINE_COMMENT_MODE, hljs.C_BLOCK_COMMENT_MODE, hljs.APOS_STRING_MODE, hljs.QUOTE_STRING_MODE, { className: 'class', beginKeywords: 'class interface enum', end: /[{;=]/, excludeEnd: true, // TODO: can this be removed somehow?
// an extra boost because Java is more popular than other languages with
// this same syntax feature (this is just to preserve our tests passing
// for now)
relevance: 1, keywords: 'class interface enum', illegal: /[:"\[\]]/, contains: [ { beginKeywords: 'extends implements' }, hljs.UNDERSCORE_TITLE_MODE ] }, { // Expression keywords prevent 'keyword Name(...)' from being
// recognized as a function definition
beginKeywords: 'new throw return else', relevance: 0 }, { className: 'class', begin: 'record\\s+' + hljs.UNDERSCORE_IDENT_RE + '\\s*\\(', returnBegin: true, excludeEnd: true, end: /[{;=]/, keywords: KEYWORDS, contains: [ { beginKeywords: "record" }, { begin: hljs.UNDERSCORE_IDENT_RE + '\\s*\\(', returnBegin: true, relevance: 0, contains: [hljs.UNDERSCORE_TITLE_MODE] }, { className: 'params', begin: /\(/, end: /\)/, keywords: KEYWORDS, relevance: 0, contains: [ hljs.C_BLOCK_COMMENT_MODE ] }, hljs.C_LINE_COMMENT_MODE, hljs.C_BLOCK_COMMENT_MODE ] }, { className: 'function', begin: '(' + GENERIC_IDENT_RE + '\\s+)+' + hljs.UNDERSCORE_IDENT_RE + '\\s*\\(', returnBegin: true, end: /[{;=]/, excludeEnd: true, keywords: KEYWORDS, contains: [ { begin: hljs.UNDERSCORE_IDENT_RE + '\\s*\\(', returnBegin: true, relevance: 0, contains: [hljs.UNDERSCORE_TITLE_MODE] }, { className: 'params', begin: /\(/, end: /\)/, keywords: KEYWORDS, relevance: 0, contains: [ ANNOTATION, hljs.APOS_STRING_MODE, hljs.QUOTE_STRING_MODE, NUMBER, hljs.C_BLOCK_COMMENT_MODE ] }, hljs.C_LINE_COMMENT_MODE, hljs.C_BLOCK_COMMENT_MODE ] }, NUMBER, ANNOTATION ] }; }
module.exports = java;
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