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Create scala.ts
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alan.invents
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src/scala/scala.ts
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src/scala/scala.ts
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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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import IRichLanguageConfiguration = monaco.languages.LanguageConfiguration;
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import ILanguage = monaco.languages.IMonarchLanguage;
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export const conf: IRichLanguageConfiguration = {
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tokenPostfix: '.scala',
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keywords: [
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'asInstanceOf',
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'catch', 'class', 'classOf',
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'def', 'do',
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'else', 'extends',
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'finally', 'for', 'foreach', 'forSome',
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'if', 'import', 'isInstanceOf',
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'match',
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'new',
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'object',
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'package',
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'return',
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'throw', 'trait', 'try', 'type',
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'until',
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'val', 'var',
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'while', 'with',
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'yield'
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],
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constants: [
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'true', 'false', 'null',
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'this', 'super'
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],
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modifiers: [
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'abstract', 'final', 'implicit', 'lazy', 'override',
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'private', 'protected', 'sealed'
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],
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name: /[a-z_$][\w$]*/,
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// we include these common regular expressions
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symbols: /[=><!~?:&|+\-*\/\^%@#]+/,
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// C# style strings
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escapes: /\\(?:[btnfr\\"']|x[0-9A-Fa-f]{1,4}|u[0-9A-Fa-f]{4}|U[0-9A-Fa-f]{8})/,
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fstring_conv: /[bBhHsScCdoxXeEfgGaAt]|[Tn](?:[HIklMSLNpzZsQ]|[BbhAaCYyjmde]|[RTrDFC])/,
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// The main tokenizer for our languages
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tokenizer: {
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root: [
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// strings
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[/\braw"""/, {token: 'string.quote', bracket: '@open', next: '@rawstringt'}],
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[/\braw"/, {token: 'string.quote', bracket: '@open', next: '@rawstring'}],
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[/\bs"""/, {token: 'string.quote', bracket: '@open', next: '@sstringt'}],
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[/\bs"/, {token: 'string.quote', bracket: '@open', next: '@sstring'}],
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[/\bf""""/, {token: 'string.quote', bracket: '@open', next: '@fstringt'}],
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[/\bf"/, {token: 'string.quote', bracket: '@open', next: '@fstring'}],
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[/"""/, {token: 'string.quote', bracket: '@open', next: '@stringt'}],
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[/"/, {token: 'string.quote', bracket: '@open', next: '@string'}],
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// numbers
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[/[+\-]?(?:\d[_\d])*\.\d+[dDfFlL]?([eE][\-+]?\d+)?/, 'number.float'],
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[/0[xX][0-9a-fA-F]+/, 'number.hex'],
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[/[+\-]?\d[_\d]*[dDfFlL]?/, 'number'],
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[/\b_\*/, 'key'],
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[/\b(_)(\b)/, 'keyword'],
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// identifiers and keywords
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[/\b(case)([ \t]+)(class)\b/, ['tag.id.pug', 'white', 'keyword']],
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[/\bcase\b/, 'keyword', '@case'],
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[/\bva[lr]\b/, 'keyword', '@vardef'],
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[/\b(def[ \t]+)(@name)/, ['keyword', 'keyword.flow']],
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[/@name(?=:(?!:))/, 'variable'],
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[/(\.)(@name)(?=[ \t]*[({])/, ['operator', 'keyword.flow']],
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[/@name(?=[ \t]*[({])/, {cases: {
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'@keywords': 'keyword',
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'@default': 'keyword.flow'
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}}],
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[/(\{)(\s*)(@name(?=\s*=>))/, ['@brackets', 'white', 'variable']],
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[/@name/, {cases: {
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'@keywords': 'keyword',
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'@modifiers': 'tag.id.pug',
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'@constants': 'constant',
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'@default': 'identifier'
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}}],
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[/[A-Z]\w*/, 'type.identifier'],
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// whitespace
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{include: '@whitespace'},
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// @ annotations.
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[/@[a-zA-Z_$][\w$]*(?:\.[a-zA-Z_$][\w$]*)*/, 'annotation'],
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// delimiters and operators
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[/[{}()]/, '@brackets'],
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[/[\[\]]/, 'operator.scss'],
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[/[=-]>|<-|>:|<:|<%/, 'keyword'],
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[/@symbols/, 'operator'],
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// delimiter: after number because of .\d floats
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[/[;,.]/, 'delimiter'],
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// characters
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[/'[^\\']'/, 'string'],
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[/(')(@escapes)(')/, ['string', 'string.escape', 'string']],
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[/'/, 'string.invalid']
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],
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comment: [
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[/[^\/*]+/, 'comment'],
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[/\/\*/, 'comment', '@push'], // nested comment
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["\\*/", 'comment', '@pop'],
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[/[\/*]/, 'comment']
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],
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case: [
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[/\b_\*/, 'key'],
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[/\b(_|true|false|null|this|super)\b/, 'keyword'],
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[/\bif\b|=>/, 'keyword', '@pop'],
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[/`@name`/, 'identifier'],
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[/@name/, 'variable'],
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[/:::?|\||@(?![a-z_$])/, 'keyword'],
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{include: '@root'}
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],
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vardef: [
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[/\b_\*/, 'key'],
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[/\b(_|true|false|null|this|super)\b/, 'keyword'],
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[/@name/, 'variable'],
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[/:::?|\||@(?![a-z_$])/, 'keyword'],
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[/[=:]/, 'operator', '@pop'],
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[/$/, 'white', '@pop'],
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{include: '@root'}
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],
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string: [
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[/[^\\"\n\r]+/, 'string'],
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[/@escapes/, 'string.escape'],
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[/\\./, 'string.escape.invalid'],
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[/"/, {token: 'string.quote', bracket: '@close', next: '@pop'}],
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],
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stringt: [
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[/[^\\"\n\r]+/, 'string'],
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[/@escapes/, 'string.escape'],
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[/\\./, 'string.escape.invalid'],
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[/"""/, {token: 'string.quote', bracket: '@close', next: '@pop'}],
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[/"/, 'string']
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],
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fstring: [
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[/@escapes/, 'string.escape'],
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[/"/, {token: 'string.quote', bracket: '@close', next: '@pop'}],
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[/\$\$/, 'string'],
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[/(\$)([a-z_]\w*)/, ['operator', 'identifier']],
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[/\$\{/, 'operator', '@interp'],
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[/%%/, 'string'],
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[/(%)([\-#+ 0,(])(\d+|\.\d+|\d+\.\d+)(@fstring_conv)/, ['metatag', 'tag.id.pug', 'number', 'metatag']],
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[/(%)(\d+|\.\d+|\d+\.\d+)(@fstring_conv)/, ['metatag', 'number', 'metatag']],
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[/(%)([\-#+ 0,(])(@fstring_conv)/, ['metatag', 'tag.id.pug', 'metatag']],
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[/(%)(@fstring_conv)/, ['metatag', 'metatag']],
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[/./, 'string']
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],
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fstringt: [
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[/@escapes/, 'string.escape'],
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[/"""/, {token: 'string.quote', bracket: '@close', next: '@pop'}],
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[/\$\$/, 'string'],
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[/(\$)([a-z_]\w*)/, ['operator', 'identifier']],
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[/\$\{/, 'operator', '@interp'],
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[/%%/, 'string'],
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[/(%)([\-#+ 0,(])(\d+|\.\d+|\d+\.\d+)(@fstring_conv)/, ['metatag', 'tag.id.pug', 'number', 'metatag']],
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[/(%)(\d+|\.\d+|\d+\.\d+)(@fstring_conv)/, ['metatag', 'number', 'metatag']],
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[/(%)([\-#+ 0,(])(@fstring_conv)/, ['metatag', 'tag.id.pug', 'metatag']],
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[/(%)(@fstring_conv)/, ['metatag', 'metatag']],
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[/./, 'string']
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],
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sstring: [
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[/@escapes/, 'string.escape'],
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[/"/, {token: 'string.quote', bracket: '@close', next: '@pop'}],
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[/\$\$/, 'string'],
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[/(\$)([a-z_]\w*)/, ['operator', 'identifier']],
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[/\$\{/, 'operator', '@interp'],
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[/./, 'string']
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],
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sstringt: [
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[/@escapes/, 'string.escape'],
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[/"""/, {token: 'string.quote', bracket: '@close', next: '@pop'}],
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[/\$\$/, 'string'],
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[/(\$)([a-z_]\w*)/, ['operator', 'identifier']],
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[/\$\{/, 'operator', '@interp'],
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[/./, 'string']
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],
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interp: [
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[/\{/, 'operator', '@push'],
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[/\}/, 'operator', '@pop'],
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{include: '@root'}
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],
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rawstring: [
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[/[^"]/, 'string'],
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[/"/, {token: 'string.quote', bracket: '@close', next: '@pop'}]
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],
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rawstringt: [
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[/[^"]/, 'string'],
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[/"""/, {token: 'string.quote', bracket: '@close', next: '@pop'}],
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[/"/, 'string']
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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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