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monaco-editor/src/lua.ts

107 lines
3.3 KiB
TypeScript

/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
'use strict';
import IRichLanguageConfiguration = monaco.languages.LanguageConfiguration;
import ILanguage = monaco.languages.IMonarchLanguage;
export var conf:IRichLanguageConfiguration = {
comments: {
lineComment: '--',
blockComment: ['--[[', ']]'],
},
brackets: [['{','}'], ['[',']'], ['(',')']],
autoClosingPairs: [
{ open: '"', close: '"', notIn: ['string', 'comment'] },
{ open: '\'', close: '\'', notIn: ['string', 'comment'] },
{ open: '{', close: '}', notIn: ['string', 'comment'] },
{ open: '[', close: ']', notIn: ['string', 'comment'] },
{ open: '(', close: ')', notIn: ['string', 'comment'] },
]
};
export var language = <ILanguage> {
defaultToken: '',
tokenPostfix: '.lua',
keywords: [
'and', 'break', 'do', 'else', 'elseif',
'end', 'false', 'for', 'function', 'goto', 'if',
'in', 'local', 'nil', 'not', 'or',
'repeat', 'return', 'then', 'true', 'until',
'while'
],
brackets: [
{ token: 'delimiter.bracket', open: '{', close: '}'},
{ token: 'delimiter.array', open: '[', close: ']'},
{ token: 'delimiter.parenthesis', open: '(', close: ')'}
],
operators: [
'+', '-', '*', '/', '%', '^', '#', '==', '~=', '<=', '>=', '<', '>', '=',
';', ':', ',', '.', '..', '...'
],
// we include these common regular expressions
symbols: /[=><!~?:&|+\-*\/\^%]+/,
escapes: /\\(?:[abfnrtv\\"']|x[0-9A-Fa-f]{1,4}|u[0-9A-Fa-f]{4}|U[0-9A-Fa-f]{8})/,
// The main tokenizer for our languages
tokenizer: {
root: [
// identifiers and keywords
[/[a-zA-Z_]\w*/, { cases: { '@keywords': {token:'keyword.$0'},
'@default': 'identifier' } }],
// whitespace
{ include: '@whitespace' },
// keys
[/(,)(\s*)([a-zA-Z_]\w*)(\s*)(:)(?!:)/, ['delimiter', '', 'key', '', 'delimiter']],
[/({)(\s*)([a-zA-Z_]\w*)(\s*)(:)(?!:)/, ['@brackets', '', 'key', '', 'delimiter']],
// delimiters and operators
[/[{}()\[\]]/, '@brackets'],
[/@symbols/, { cases: { '@operators': 'delimiter',
'@default' : '' } } ],
// numbers
[/\d*\.\d+([eE][\-+]?\d+)?/, 'number.float'],
[/0[xX][0-9a-fA-F_]*[0-9a-fA-F]/, 'number.hex'],
[/\d+?/, 'number'],
// delimiter: after number because of .\d floats
[/[;,.]/, 'delimiter'],
// strings: recover on non-terminated strings
[/"([^"\\]|\\.)*$/, 'string.invalid' ], // non-teminated string
[/'([^'\\]|\\.)*$/, 'string.invalid' ], // non-teminated string
[/"/, 'string', '@string."' ],
[/'/, 'string', '@string.\''],
],
whitespace: [
[/[ \t\r\n]+/, ''],
[/--\[([=]*)\[/, 'comment', '@comment.$1' ],
[/--.*$/, 'comment'],
],
comment: [
[/[^\]]+/, 'comment'],
[/\]([=]*)\]/, { cases: { '$1==$S2': { token: 'comment', next: '@pop' }, '@default' : 'comment' } } ],
[/./, 'comment' ]
],
string: [
[/[^\\"']+/, 'string'],
[/@escapes/, 'string.escape'],
[/\\./, 'string.escape.invalid'],
[/["']/, { cases: { '$#==$S2' : { token: 'string', next: '@pop' },
'@default': 'string' }} ]
],
},
};