/// <reference path="../typings/index.d.ts" />
import { ElementRef } from '@angular/core';
import { DomSanitizer } from '@angular/platform-browser';
import { OptionsInterface } from './prism.interface';
export declare class PrismService {
    private sanitizer;
    constructor(sanitizer: DomSanitizer);
    highlight(el: ElementRef, options: OptionsInterface): void;
    hooks(): any;
    private escapeHtml(unsafe);
    private interpolate(string, interpolation);
}