82 lines
2.2 KiB
JavaScript
82 lines
2.2 KiB
JavaScript
|
/*
|
||
|
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
|
||
|
}
|
||
|
]
|
||
|
};
|
||
|
}
|
||
|
|
||
|
module.exports = sml;
|