import * as memoize from 'memoizee';
import { CompletionItem } from 'vscode-languageserver/node';
import { BaseProject } from '../base-project';
export declare const ADDON_CONFIG_KEY = "ember-language-server";
export declare function asyncFilter<T>(arr: T[], predicate: (value: unknown) => Promise<boolean | undefined>): Promise<T[]>;
export declare function normalizeRoutePath(name: string): string;
export declare function hasEmberLanguageServerExtension(info: PackageInfo): boolean;
export declare const podModulePrefixForRoot: typeof getPodModulePrefix & memoize.Memoized<typeof getPodModulePrefix>;
export declare const mGetProjectAddonsInfo: typeof getProjectAddonsInfo & memoize.Memoized<typeof getProjectAddonsInfo>;
declare type UnknownConfig = Record<string, unknown>;
declare type StringConfig = Record<string, string>;
export interface PackageInfo {
    keywords?: string[];
    name?: string;
    'ember-language-server'?: UnknownConfig;
    peerDependencies?: StringConfig;
    devDependencies?: StringConfig;
    dependencies?: StringConfig;
    'ember-addon'?: {
        version?: number;
        paths?: string[];
        before?: string | string[];
        after?: string | string[];
        'app-js'?: string | Record<string, string>;
    };
}
export declare function setSyncFSSupport(value: boolean): void;
export declare function getSyncFSSupport(): boolean;
export declare function setRequireSupport(value: boolean): void;
export declare function getRequireSupport(): boolean;
export declare function safeWalkAsync(filePath: string | false, opts: any): Promise<string[]>;
export declare function getPodModulePrefix(root: string): string | null;
export declare function resolvePackageRoot(root: string, addonName: string, packagesFolder?: string): Promise<string | false>;
/**
 * Returns true if file path starts with the given root path.
 * There are cases where the root path might be
 * 'foo/bar/biz' and 'foo/bar/biz-bar'. The startsWith/includes will always
 * return true for both these roots. Hence having a stricter check will help
 * @param rootPath root path
 * @param filePath file path
 * @returns boolean
 */
export declare function isRootStartingWithFilePath(rootPath: string, filePath: string): boolean;
export declare function isFileBelongsToRoots(roots: string[], filePath: string): boolean;
export declare function isELSAddonRoot(root: string): Promise<boolean>;
export declare function cached(_proto: unknown, prop: string, desc: PropertyDescriptor): {
    get(): any;
};
export declare function getProjectInRepoAddonsRoots(root: string): Promise<string[]>;
export declare function getDepIfExists(pack: PackageInfo, depName: string): string | null;
export declare function isGlimmerXProject(root: string): Promise<boolean>;
export declare function getProjectAddonsRoots(root: string, resolvedItems?: string[], packageFolderName?: string): Promise<string[]>;
export declare function asyncGetPackageJSON(file: string): Promise<PackageInfo>;
export declare function asyncGetJSON(filePath: string): Promise<PackageInfo>;
export declare function isEmberAddon(info: PackageInfo): boolean | undefined;
export declare function addonVersion(info: PackageInfo): 1 | 2 | null;
export declare function isTemplatePath(filePath: string): boolean;
export declare function isScriptPath(filePath: string): boolean;
export declare function normalizedPath(filePath: string): string;
export declare function isStyleFile(filePath: string): boolean;
export declare function isTestFile(filePath: string): boolean;
export declare function hasAddonFolderInPath(name: string): boolean;
export declare function getProjectAddonsInfo(root: string): Promise<void>;
export declare function listPodsComponents(project: BaseProject): Promise<void>;
export declare function builtinModifiers(): CompletionItem[];
export declare function hasNamespaceSupport(root: string): Promise<boolean>;
export declare function listComponents(project: BaseProject): Promise<void>;
export declare function findTestsForProject(project: BaseProject): Promise<void>;
export declare function findAppItemsForProject(project: BaseProject): Promise<void>;
export declare function findAddonItemsForProject(project: BaseProject): Promise<void>;
export declare function listModifiers(project: BaseProject): Promise<void>;
export declare function listModels(project: BaseProject): Promise<void>;
export declare function listServices(project: BaseProject): Promise<void>;
export declare function listHelpers(project: BaseProject): Promise<void>;
export declare function listTransforms(project: BaseProject): Promise<void>;
export declare function listRoutes(project: BaseProject): Promise<void>;
export {};