83 lines
2.0 KiB
JavaScript
83 lines
2.0 KiB
JavaScript
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/*
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Language: Ceylon
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Author: Lucas Werkmeister <mail@lucaswerkmeister.de>
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Website: https://ceylon-lang.org
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*/
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/** @type LanguageFn */
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function ceylon(hljs) {
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// 2.3. Identifiers and keywords
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const KEYWORDS =
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'assembly module package import alias class interface object given value ' +
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'assign void function new of extends satisfies abstracts in out return ' +
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'break continue throw assert dynamic if else switch case for while try ' +
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'catch finally then let this outer super is exists nonempty';
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// 7.4.1 Declaration Modifiers
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const DECLARATION_MODIFIERS =
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'shared abstract formal default actual variable late native deprecated ' +
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'final sealed annotation suppressWarnings small';
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// 7.4.2 Documentation
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const DOCUMENTATION =
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'doc by license see throws tagged';
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const SUBST = {
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className: 'subst',
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excludeBegin: true,
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excludeEnd: true,
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begin: /``/,
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end: /``/,
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keywords: KEYWORDS,
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relevance: 10
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};
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const EXPRESSIONS = [
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{
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// verbatim string
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className: 'string',
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begin: '"""',
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end: '"""',
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relevance: 10
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},
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{
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// string literal or template
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className: 'string',
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begin: '"',
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end: '"',
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contains: [SUBST]
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},
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{
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// character literal
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className: 'string',
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begin: "'",
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end: "'"
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},
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{
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// numeric literal
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className: 'number',
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begin: '#[0-9a-fA-F_]+|\\$[01_]+|[0-9_]+(?:\\.[0-9_](?:[eE][+-]?\\d+)?)?[kMGTPmunpf]?',
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relevance: 0
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}
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];
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SUBST.contains = EXPRESSIONS;
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return {
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name: 'Ceylon',
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keywords: {
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keyword: KEYWORDS + ' ' + DECLARATION_MODIFIERS,
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meta: DOCUMENTATION
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},
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illegal: '\\$[^01]|#[^0-9a-fA-F]',
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contains: [
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hljs.C_LINE_COMMENT_MODE,
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hljs.COMMENT('/\\*', '\\*/', {
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contains: ['self']
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}),
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{
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// compiler annotation
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className: 'meta',
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begin: '@[a-z]\\w*(?::"[^"]*")?'
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}
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].concat(EXPRESSIONS)
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};
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}
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module.exports = ceylon;
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