@zvenigora/ng-eval-core/lib/actual/services/parser.service.d.ts

An expression evaluator for Angular

import { OnDestroy } from '@angular/core';
import { ParserOptions } from '../../internal/interfaces';
import { Expression, Program, AnyNode } from 'acorn';
import * as i0 from "@angular/core";
/**
 * @description
 * Service for parsing expressions and returning ES6/ES2020 AST.
 * Implements OnDestroy for proper memory cleanup.
 */
export declare class ParserService implements OnDestroy {
    private _parserOptions;
    private _cache?;
    private _cacheCleanupInterval?;
    private _isDestroyed;
    /**
     * Gets the parser options.
     */
    get parserOptions(): ParserOptions;
    /**
     * Sets the parser options.
     * @param value The parser options to set.
     */
    set parserOptions(value: ParserOptions);
    /**
     * Constructs a new instance of the ParserService class.
     */
    constructor();
    /**
     * Setup periodic cache cleanup to prevent memory leaks
     */
    private setupCacheCleanup;
    /**
     * Clean up resources to prevent memory leaks
     */
    ngOnDestroy(): void;
    /**
     * @description
     * Returns acorn version.
     */
    get version(): string;
    /**
     * Gets the parser options.
     * @returns The parser options.
     */
    get options(): ParserOptions;
    /**
     * @description
     * Parses expression and returns ES6/ES2023 AST.
     * @param expr expression to parse
     * @param options optional parser options
     * @returns The parsed AST (Abstract Syntax Tree).
     */
    parse(expr: string, options?: ParserOptions): Program | AnyNode | Expression | undefined;
    private fromCacheOrParse;
    static ɵfac: i0.ɵɵFactoryDeclaration<ParserService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<ParserService>;
}