mirror of
https://github.com/compiler-explorer/compiler-explorer.git
synced 2025-12-27 09:23:52 -05:00
98a417aa2c
This adds syntax highlighting for block comments `{- ... -}` and
configuration to support the “add comment” and “remove comment” keyboard
shortcuts.
107 lines
3.5 KiB
TypeScript
107 lines
3.5 KiB
TypeScript
// Copyright (c) 2017, Compiler Explorer Authors
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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import * as monaco from 'monaco-editor';
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function definition(): monaco.languages.IMonarchLanguage {
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return {
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keywords: [
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'module',
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'import',
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'main',
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'where',
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'otherwise',
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'newtype',
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'definition',
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'implementation',
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'from',
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'class',
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'instance',
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'abort',
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],
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builtintypes: ['Int', 'Real', 'String'],
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operators: ['=', '==', '>=', '<=', '+', '-', '*', '/', '::', '->', '=:', '=>', '|', '$'],
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numbers: /-?[0-9.]/,
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tokenizer: {
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root: [
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{include: '@whitespace'},
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[/->/, 'operators'],
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[/\|/, 'operators'],
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[/(\w*)(\s?)(::)/, ['keyword', 'white', 'operators']],
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[/[+\-*/=<>$]/, 'operators'],
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[
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/[a-zA-Z_][a-zA-Z0-9_]*/,
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{
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cases: {
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'@builtintypes': 'type',
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'@keywords': 'keyword',
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'@default': '',
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},
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},
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],
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[/[()[\],:]/, 'delimiter'],
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[/@numbers/, 'number'],
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[/(")(.*)(")/, ['string', 'string', 'string']],
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],
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comment: [
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[/[^{-]+/, 'comment'],
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[/{-/, 'comment', '@push'],
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[/-}/, 'comment', '@pop'],
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[/[{-]/, 'comment'],
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],
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whitespace: [
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[/[ \t\r\n]+/, 'white'],
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[/{-/, 'comment', '@comment'],
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[/--.*$/, 'comment'],
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],
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},
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};
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}
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function configuration(): monaco.languages.LanguageConfiguration {
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return {
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comments: {
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lineComment: '--',
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blockComment: ['{-', '-}'],
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},
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};
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}
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monaco.languages.register({id: 'haskell'});
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monaco.languages.setMonarchTokensProvider('haskell', definition());
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monaco.languages.setLanguageConfiguration('haskell', configuration());
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