import * as vscode from 'vscode';
export declare const typescript = "typescript";
export declare const typescriptreact = "typescriptreact";
export declare const javascript = "javascript";
export declare const javascriptreact = "javascriptreact";
export declare const jsxTags = "jsx-tags";
export declare const jsTsLanguageModes: string[];
export declare function isSupportedLanguageMode(doc: vscode.TextDocument): boolean;
export declare function isTypeScriptDocument(doc: vscode.TextDocument): boolean;
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