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module.exports = function(hljs) {
var NUM_SUFFIX = '([ui](8|16|32|64|128|size)|f(32|64))\?';
var KEYWORDS =
'alignof as be box break const continue crate do else enum extern ' +
'false fn for if impl in let loop match mod mut offsetof once priv ' +
'proc pub pure ref return self Self sizeof static struct super trait true ' +
'type typeof unsafe unsized use virtual while where yield move default';
var BUILTINS =
// functions
'drop ' +
// types
'i8 i16 i32 i64 i128 isize ' +
'u8 u16 u32 u64 u128 usize ' +
'f32 f64 ' +
'str char bool ' +
'Box Option Result String Vec ' +
// traits
'Copy Send Sized Sync Drop Fn FnMut FnOnce ToOwned Clone Debug ' +
'PartialEq PartialOrd Eq Ord AsRef AsMut Into From Default Iterator ' +
'Extend IntoIterator DoubleEndedIterator ExactSizeIterator ' +
'SliceConcatExt ToString ' +
// macros
'assert! assert_eq! bitflags! bytes! cfg! col! concat! concat_idents! ' +
'debug_assert! debug_assert_eq! env! panic! file! format! format_args! ' +
'include_bin! include_str! line! local_data_key! module_path! ' +
'option_env! print! println! select! stringify! try! unimplemented! ' +
'unreachable! vec! write! writeln! macro_rules! assert_ne! debug_assert_ne!';
return {
aliases: ['rs'],
keywords: {
keyword:
KEYWORDS,
literal:
'true false Some None Ok Err',
built_in:
BUILTINS
},
lexemes: hljs.IDENT_RE + '!?',
illegal: '</',
contains: [
hljs.C_LINE_COMMENT_MODE,
hljs.COMMENT('/\\*', '\\*/', {contains: ['self']}),
hljs.inherit(hljs.QUOTE_STRING_MODE, {begin: /b?"/, illegal: null}),
{
className: 'string',
variants: [
{ begin: /r(#*)".*?"\1(?!#)/ },
{ begin: /b?'\\?(x\w{2}|u\w{4}|U\w{8}|.)'/ }
]
},
{
className: 'symbol',
begin: /'[a-zA-Z_][a-zA-Z0-9_]*/
},
{
className: 'number',
variants: [
{ begin: '\\b0b([01_]+)' + NUM_SUFFIX },
{ begin: '\\b0o([0-7_]+)' + NUM_SUFFIX },
{ begin: '\\b0x([A-Fa-f0-9_]+)' + NUM_SUFFIX },
{ begin: '\\b(\\d[\\d_]*(\\.[0-9_]+)?([eE][+-]?[0-9_]+)?)' +
NUM_SUFFIX
}
],
relevance: 0
},
{
className: 'function',
beginKeywords: 'fn', end: '(\\(|<)', excludeEnd: true,
contains: [hljs.UNDERSCORE_TITLE_MODE]
},
{
className: 'meta',
begin: '#\\!?\\[', end: '\\]',
contains: [
{
className: 'meta-string',
begin: /"/, end: /"/
}
]
},
{
className: 'class',
beginKeywords: 'type', end: ';',
contains: [
hljs.inherit(hljs.UNDERSCORE_TITLE_MODE, {endsParent: true})
],
illegal: '\\S'
},
{
className: 'class',
beginKeywords: 'trait enum struct union', end: '{',
contains: [
hljs.inherit(hljs.UNDERSCORE_TITLE_MODE, {endsParent: true})
],
illegal: '[\\w\\d]'
},
{
begin: hljs.IDENT_RE + '::',
keywords: {built_in: BUILTINS}
},
{
begin: '->'
}
]
};
};
|
