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- /**
- * @param {string} value
- * @returns {RegExp}
- * */
- /**
- * @param {RegExp | string } re
- * @returns {string}
- */
- function source(re) {
- if (!re) return null;
- if (typeof re === "string") return re;
- return re.source;
- }
- /**
- * @param {RegExp | string } re
- * @returns {string}
- */
- function optional(re) {
- return concat('(', re, ')?');
- }
- /**
- * @param {...(RegExp | string) } args
- * @returns {string}
- */
- function concat(...args) {
- const joined = args.map((x) => source(x)).join("");
- return joined;
- }
- /**
- * Any of the passed expresssions may match
- *
- * Creates a huge this | this | that | that match
- * @param {(RegExp | string)[] } args
- * @returns {string}
- */
- function either(...args) {
- const joined = '(' + args.map((x) => source(x)).join("|") + ")";
- return joined;
- }
- /*
- 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
- },
- ]
- };
- /**
- * A given sequence, possibly with underscores
- * @type {(s: string | RegExp) => string} */
- var SEQUENCE_ALLOWING_UNDERSCORES = (seq) => concat('[', seq, ']+([', seq, '_]*[', seq, ']+)?');
- var JAVA_NUMBER_MODE = {
- className: 'number',
- variants: [
- { begin: `\\b(0[bB]${SEQUENCE_ALLOWING_UNDERSCORES('01')})[lL]?` }, // binary
- { begin: `\\b(0${SEQUENCE_ALLOWING_UNDERSCORES('0-7')})[dDfFlL]?` }, // octal
- {
- begin: concat(
- /\b0[xX]/,
- either(
- concat(SEQUENCE_ALLOWING_UNDERSCORES('a-fA-F0-9'), /\./, SEQUENCE_ALLOWING_UNDERSCORES('a-fA-F0-9')),
- concat(SEQUENCE_ALLOWING_UNDERSCORES('a-fA-F0-9'), /\.?/),
- concat(/\./, SEQUENCE_ALLOWING_UNDERSCORES('a-fA-F0-9'))
- ),
- /([pP][+-]?(\d+))?/,
- /[fFdDlL]?/ // decimal & fp mixed for simplicity
- )
- },
- // scientific notation
- { begin: concat(
- /\b/,
- either(
- concat(/\d*\./, SEQUENCE_ALLOWING_UNDERSCORES("\\d")), // .3, 3.3, 3.3_3
- SEQUENCE_ALLOWING_UNDERSCORES("\\d") // 3, 3_3
- ),
- /[eE][+-]?[\d]+[dDfF]?/)
- },
- // decimal & fp mixed for simplicity
- { begin: concat(
- /\b/,
- SEQUENCE_ALLOWING_UNDERSCORES(/\d/),
- optional(/\.?/),
- optional(SEQUENCE_ALLOWING_UNDERSCORES(/\d/)),
- /[dDfFlL]?/)
- }
- ],
- relevance: 0
- };
- 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]+'
- }
- ]
- }
- ),
- hljs.C_LINE_COMMENT_MODE,
- hljs.C_BLOCK_COMMENT_MODE,
- hljs.APOS_STRING_MODE,
- hljs.QUOTE_STRING_MODE,
- {
- className: 'class',
- beginKeywords: 'class interface', end: /[{;=]/, excludeEnd: true,
- keywords: 'class interface',
- 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: '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,
- hljs.C_NUMBER_MODE,
- hljs.C_BLOCK_COMMENT_MODE
- ]
- },
- hljs.C_LINE_COMMENT_MODE,
- hljs.C_BLOCK_COMMENT_MODE
- ]
- },
- JAVA_NUMBER_MODE,
- ANNOTATION
- ]
- };
- }
- module.exports = java;
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