MediaWiki:Highlight-js/languages/cpp.js

/** * Language: C++ * Author: Ivan Sagalaev  * Contributors: Evgeny Stepanischev , Zaven Muradyan , Roel Deckers , Sam Wu , Jordi Petit , Pieter Vantorre , Google Inc. (David Benjamin)  * Category: common, system */ window.dev.highlight.registerLanguage('cpp', function(hljs) { var CPP_PRIMITIVE_TYPES = {    className: 'keyword',    begin: '\\b[a-z\\d_]*_t\\b'  };

var STRINGS = { className: 'string', variants: [ {       begin: '(u8?|U|L)?"', end: '"', illegal: '\\n', contains: [hljs.BACKSLASH_ESCAPE] },     {        // TODO: This does not handle raw string literals with prefixes. Using // a single regex with backreferences would work (note to use *?       // instead of * to make it non-greedy), but the mode.terminators // computation in highlight.js breaks the counting. begin: '(u8?|U|L)?R"\\(', end: '\\)"', },     {        begin: '\'\\\\?.', end: '\'', illegal: '.' }   ]  };

var NUMBERS = { className: 'number', variants: [ { begin: '\\b(0b[01\']+)' }, { begin: '(-?)\\b([\\d\']+(\\.[\\d\']*)?|\\.[\\d\']+)(u|U|l|L|ul|UL|f|F|b|B)' }, { begin: '(-?)(\\b0[xX][a-fA-F0-9\']+|(\\b[\\d\']+(\\.[\\d\']*)?|\\.[\\d\']+)([eE][-+]?[\\d\']+)?)' } ],   relevance: 0 };

var PREPROCESSOR =      { className: 'meta', begin: /#\s*[a-z]+\b/, end: /$/, keywords: { 'meta-keyword': 'if else elif endif define undef warning error line ' + 'pragma ifdef ifndef include' },   contains: [ {       begin: /\\\n/, relevance: 0 },     hljs.inherit(STRINGS, {className: 'meta-string'}), {       className: 'meta-string', begin: /<[^\n>]*>/, end: /$/, illegal: '\\n', },     hljs.C_LINE_COMMENT_MODE, hljs.C_BLOCK_COMMENT_MODE ] };

var FUNCTION_TITLE = hljs.IDENT_RE + '\\s*\\(';

var CPP_KEYWORDS = { keyword: 'int float while private char catch import module export virtual operator sizeof ' + 'dynamic_cast|10 typedef const_cast|10 const for static_cast|10 union namespace ' + 'unsigned long volatile static protected bool template mutable if public friend ' + 'do goto auto void enum else break extern using asm case typeid ' + 'short reinterpret_cast|10 default double register explicit signed typename try this ' + 'switch continue inline delete alignof constexpr decltype ' + 'noexcept static_assert thread_local restrict _Bool complex _Complex _Imaginary ' + 'atomic_bool atomic_char atomic_schar ' + 'atomic_uchar atomic_short atomic_ushort atomic_int atomic_uint atomic_long atomic_ulong atomic_llong ' + 'atomic_ullong new throw return ' + 'and or not', built_in: 'std string cin cout cerr clog stdin stdout stderr stringstream istringstream ostringstream ' + 'auto_ptr deque list queue stack vector map set bitset multiset multimap unordered_set ' + 'unordered_map unordered_multiset unordered_multimap array shared_ptr abort abs acos ' + 'asin atan2 atan calloc ceil cosh cos exit exp fabs floor fmod fprintf fputs free frexp ' + 'fscanf isalnum isalpha iscntrl isdigit isgraph islower isprint ispunct isspace isupper ' + 'isxdigit tolower toupper labs ldexp log10 log malloc realloc memchr memcmp memcpy memset modf pow ' + 'printf putchar puts scanf sinh sin snprintf sprintf sqrt sscanf strcat strchr strcmp ' + 'strcpy strcspn strlen strncat strncmp strncpy strpbrk strrchr strspn strstr tanh tan ' + 'vfprintf vprintf vsprintf endl initializer_list unique_ptr', literal: 'true false nullptr NULL' };

var EXPRESSION_CONTAINS = [ CPP_PRIMITIVE_TYPES, hljs.C_LINE_COMMENT_MODE, hljs.C_BLOCK_COMMENT_MODE, NUMBERS, STRINGS ];

return { aliases: ['c', 'cc', 'h', 'c++', 'h++', 'hpp'], keywords: CPP_KEYWORDS, illegal: '',        keywords: CPP_KEYWORDS,        contains: ['self', CPP_PRIMITIVE_TYPES]      },      {        begin: hljs.IDENT_RE + '::',        keywords: CPP_KEYWORDS      },      {        // This mode covers expression context where we can't expect a function        // definition and shouldn't highlight anything that looks like one:        // `return some`, `else if`, `(x*sum(1, 2))`        variants: [          {begin: /=/, end: /;/},          {begin: /\(/, end: /\)/},          {beginKeywords: 'new throw return else', end: /;/}        ],        keywords: CPP_KEYWORDS,        contains: EXPRESSION_CONTAINS.concat([ {           begin: /\(/, end: /\)/, keywords: CPP_KEYWORDS, contains: EXPRESSION_CONTAINS.concat(['self']), relevance: 0 }       ]),        relevance: 0      },      {        className: 'function',        begin: '(' + hljs.IDENT_RE + '[\\*&\\s]+)+' + FUNCTION_TITLE,        returnBegin: true, end: /[{;=]/,        excludeEnd: true,        keywords: CPP_KEYWORDS,        illegal: /[^\w\s\*&]/,        contains: [          {            begin: FUNCTION_TITLE, returnBegin: true,            contains: [hljs.TITLE_MODE],            relevance: 0          },          {            className: 'params',            begin: /\(/, end: /\)/,            keywords: CPP_KEYWORDS,            relevance: 0,            contains: [              hljs.C_LINE_COMMENT_MODE,              hljs.C_BLOCK_COMMENT_MODE,              STRINGS,              NUMBERS,              CPP_PRIMITIVE_TYPES,              // Count matching parentheses.              {                begin: /\(/, end: /\)/,                keywords: CPP_KEYWORDS,                relevance: 0, contains: [ 'self', hljs.C_LINE_COMMENT_MODE, hljs.C_BLOCK_COMMENT_MODE, STRINGS, NUMBERS, CPP_PRIMITIVE_TYPES ]             }            ]          },          hljs.C_LINE_COMMENT_MODE, hljs.C_BLOCK_COMMENT_MODE, PREPROCESSOR ]     },      {        className: 'class', beginKeywords: 'class struct', end: /[{;:]/, contains: [ {begin: //, contains: ['self']}, // skip generic stuff hljs.TITLE_MODE ]     }    ]),    exports: {      preprocessor: PREPROCESSOR,      strings: STRINGS,      keywords: CPP_KEYWORDS    }  }; }); /** **/