hexo/node_modules/highlight.js/es/languages/sml.js

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2023-10-03 11:14:36 +08:00
/*
Language: SML (Standard ML)
Author: Edwin Dalorzo <edwin@dalorzo.org>
Description: SML language definition.
Website: https://www.smlnj.org
Origin: ocaml.js
Category: functional
*/
function sml(hljs) {
return {
name: 'SML (Standard ML)',
aliases: [ 'ml' ],
keywords: {
$pattern: '[a-z_]\\w*!?',
keyword:
/* according to Definition of Standard ML 97 */
'abstype and andalso as case datatype do else end eqtype '
+ 'exception fn fun functor handle if in include infix infixr '
+ 'let local nonfix of op open orelse raise rec sharing sig '
+ 'signature struct structure then type val with withtype where while',
built_in:
/* built-in types according to basis library */
'array bool char exn int list option order real ref string substring vector unit word',
literal:
'true false NONE SOME LESS EQUAL GREATER nil'
},
illegal: /\/\/|>>/,
contains: [
{
className: 'literal',
begin: /\[(\|\|)?\]|\(\)/,
relevance: 0
},
hljs.COMMENT(
'\\(\\*',
'\\*\\)',
{ contains: [ 'self' ] }
),
{ /* type variable */
className: 'symbol',
begin: '\'[A-Za-z_](?!\')[\\w\']*'
/* the grammar is ambiguous on how 'a'b should be interpreted but not the compiler */
},
{ /* polymorphic variant */
className: 'type',
begin: '`[A-Z][\\w\']*'
},
{ /* module or constructor */
className: 'type',
begin: '\\b[A-Z][\\w\']*',
relevance: 0
},
{ /* don't color identifiers, but safely catch all identifiers with ' */
begin: '[a-z_]\\w*\'[\\w\']*' },
hljs.inherit(hljs.APOS_STRING_MODE, {
className: 'string',
relevance: 0
}),
hljs.inherit(hljs.QUOTE_STRING_MODE, { illegal: null }),
{
className: 'number',
begin:
'\\b(0[xX][a-fA-F0-9_]+[Lln]?|'
+ '0[oO][0-7_]+[Lln]?|'
+ '0[bB][01_]+[Lln]?|'
+ '[0-9][0-9_]*([Lln]|(\\.[0-9_]*)?([eE][-+]?[0-9_]+)?)?)',
relevance: 0
},
{ begin: /[-=]>/ // relevance booster
}
]
};
}
export { sml as default };