static/modes/cppfront-mode.ts

// Copyright (c) 2022, Compiler Explorer Authors
// All rights reserved.
//
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import $ from 'jquery';

import * as monaco from 'monaco-editor';
import * as cpp from 'monaco-editor/esm/vs/basic-languages/cpp/cpp';
import * as cppp from './cppp-mode.js';

function definition(): monaco.languages.IMonarchLanguage {
    const cppfront = $.extend(true, {}, cppp); // deep copy
    cppfront.tokenPostfix = '.herb';

    cppfront.keywords.push('type', 'next', 'inout');

    // pick up 'identifier:' as a definition. This is a hack; ideally we'd have "optional whitespace after beginning of
    // line" but here I just try to disambiguate `::` and don't worry about labels.
    cppfront.tokenizer.root.unshift([/[a-zA-Z_]\w*\s*:(?!:)/, 'identifier.definition']);

    return cppfront;
}

monaco.languages.register({id: 'cpp2-cppfront'});
monaco.languages.setLanguageConfiguration('cpp2-cppfront', cpp.conf);
monaco.languages.setMonarchTokensProvider('cpp2-cppfront', definition());

export {};