107 lines
3.1 KiB
JavaScript
107 lines
3.1 KiB
JavaScript
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/*---------------------------------------------------------------------------------------------
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* Copyright (c) Microsoft Corporation. All rights reserved.
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* Licensed under the MIT License. See License.txt in the project root for license information.
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*--------------------------------------------------------------------------------------------*/
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'use strict';
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export var conf = {
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comments: {
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lineComment: ';',
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blockComment: ['#|', '|#'],
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},
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brackets: [['(', ')'], ['{', '}'], ['[', ']']],
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autoClosingPairs: [
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{ open: '{', close: '}' },
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{ open: '[', close: ']' },
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{ open: '(', close: ')' },
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{ open: '"', close: '"' },
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],
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surroundingPairs: [
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{ open: '{', close: '}' },
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{ open: '[', close: ']' },
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{ open: '(', close: ')' },
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{ open: '"', close: '"' },
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],
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};
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export var language = {
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defaultToken: '',
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ignoreCase: true,
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tokenPostfix: '.scheme',
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brackets: [
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{ open: '(', close: ')', token: 'delimiter.parenthesis' },
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{ open: '{', close: '}', token: 'delimiter.curly' },
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{ open: '[', close: ']', token: 'delimiter.square' },
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],
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keywords: [
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'case',
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'do',
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'let',
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'loop',
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'if',
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'else',
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'when',
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'cons',
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'car',
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'cdr',
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'cond',
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'lambda',
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'lambda*',
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'syntax-rules',
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'format',
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'set!',
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'quote',
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'eval',
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'append',
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'list',
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'list?',
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'member?',
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'load',
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],
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constants: ['#t', '#f'],
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operators: ['eq?', 'eqv?', 'equal?', 'and', 'or', 'not', 'null?'],
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tokenizer: {
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root: [
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[/#[xXoObB][0-9a-fA-F]+/, 'number.hex'],
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[/[+-]?\d+(?:(?:\.\d*)?(?:[eE][+-]?\d+)?)?/, 'number.float'],
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[
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/(?:\b(?:(define|define-syntax|define-macro))\b)(\s+)((?:\w|\-|\!|\?)*)/,
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['keyword', 'white', 'variable'],
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],
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{ include: '@whitespace' },
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{ include: '@strings' },
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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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'@keywords': 'keyword',
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'@constants': 'constant',
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'@operators': 'operators',
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'@default': 'identifier',
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},
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},
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],
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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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[/;.*$/, 'comment'],
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],
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strings: [
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[/"$/, 'string', '@popall'],
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[/"(?=.)/, 'string', '@multiLineString'],
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],
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multiLineString: [
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[/[^\\"]+$/, 'string', '@popall'],
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[/[^\\"]+/, 'string'],
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[/\\./, 'string.escape'],
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[/"/, 'string', '@popall'],
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[/\\$/, 'string']
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],
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},
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};
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