import * as i0 from "@angular/core";
export type SDKScriptId = 'cde_sdk' | 'mir-pay-sdk' | 'apple-pay-sdk' | 'google-pay-sdk';
export declare class ScriptLoader {
    private document;
    private nonce;
    private environment;
    readonly SCRIPT_HASH_MAP: Map<SDKScriptId, {
        src: string;
        hash?: string;
    }>;
    fetchScript(id: SDKScriptId): Promise<void>;
    static ɵfac: i0.ɵɵFactoryDeclaration<ScriptLoader, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<ScriptLoader>;
}