import { Position } from 'vscode-languageserver/node';
import ASTPath from '../glimmer-utils';
import { TextDocument } from 'vscode-languageserver-textdocument';
import { ASTv1 } from '@glimmer/syntax';
import { Position as EsTreePosition } from 'estree';
export declare const PLACEHOLDER = "ELSCompletionDummy";
export declare const extensionsToProvideTemplateCompletions: string[];
export declare function getTextForGuessing(originalText: string, offset: number, PLACEHOLDER: string): string;
export declare function createFocusPath(ast: ASTv1.Template, position: EsTreePosition, validText: string): ASTPath | undefined;
export declare function getFocusPath(document: TextDocument, position: Position, placeholder?: string): null | {
    focusPath: ASTPath;
    originalText: string;
    normalPlaceholder: string;
    ast: ASTv1.Template;
};