forked from PrismJS/prism
/
prism-c.js
41 lines (39 loc) · 1.75 KB
/
prism-c.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
Prism.languages.c = Prism.languages.extend('clike', {
'comment': {
pattern: /\/\/(?:[^\r\n\\]|\\(?:\r\n?|\n|(?![\r\n])))*|\/\*[\s\S]*?(?:\*\/|$)/,
greedy: true
},
'class-name': {
pattern: /(\b(?:enum|struct)\s+(?:__attribute__\s*\(\([\s\S]*?\)\)\s*)?)\w+/,
lookbehind: true
},
'keyword': /\b(?:__attribute__|_Alignas|_Alignof|_Atomic|_Bool|_Complex|_Generic|_Imaginary|_Noreturn|_Static_assert|_Thread_local|asm|typeof|inline|auto|break|case|char|const|continue|default|do|double|else|enum|extern|float|for|goto|if|int|long|register|return|short|signed|sizeof|static|struct|switch|typedef|union|unsigned|void|volatile|while)\b/,
'function': /[a-z_]\w*(?=\s*\()/i,
'operator': />>=?|<<=?|->|([-+&|:])\1|[?:~]|[-+*/%&|^!=<>]=?/,
'number': /(?:\b0x(?:[\da-f]+\.?[\da-f]*|\.[\da-f]+)(?:p[+-]?\d+)?|(?:\b\d+\.?\d*|\B\.\d+)(?:e[+-]?\d+)?)[ful]*/i
});
Prism.languages.insertBefore('c', 'string', {
'macro': {
// allow for multiline macro definitions
// spaces after the # character compile fine with gcc
pattern: /(^\s*)#\s*[a-z]+(?:[^\r\n\\]|\\(?:\r\n|[\s\S]))*/im,
lookbehind: true,
alias: 'property',
inside: {
// highlight the path of the include statement as a string
'string': {
pattern: /(#\s*include\s*)(?:<.+?>|(["'])(?:\\(?:\r\n|[\s\S])|(?!\2)[^\\\r\n])*\2)/,
lookbehind: true
},
// highlight macro directives as keywords
'directive': {
pattern: /(#\s*)\b(?:define|defined|elif|else|endif|error|ifdef|ifndef|if|import|include|line|pragma|undef|using)\b/,
lookbehind: true,
alias: 'keyword'
}
}
},
// highlight predefined macros as constants
'constant': /\b(?:__FILE__|__LINE__|__DATE__|__TIME__|__TIMESTAMP__|__func__|EOF|NULL|SEEK_CUR|SEEK_END|SEEK_SET|stdin|stdout|stderr)\b/
});
delete Prism.languages.c['boolean'];