import type { Breadcrumb } from "./breadcrumb";
export type { Breadcrumb };
import type { Decorator, Override } from "./hook";
export { isError } from "./error";
import { Span } from "./span";
export { Span };
import { AppsignalOptions } from "./options";
export default class Appsignal {
    VERSION: string;
    ignored: RegExp[];
    private backtraceMatchers;
    private _dispatcher;
    private _options;
    private _api;
    private _breadcrumbs;
    private _hooks;
    private _env;
    private _queue;
    constructor(options: AppsignalOptions);
    send<T>(error: Error, fn?: (span: Span) => T): Promise<Span> | void;
    send(error: Error | ErrorEvent, tags?: object, namespace?: string): Promise<Span> | void;
    send(span: Span): Promise<Span> | void;
    sendError<T>(error: Error | ErrorEvent): Promise<Span> | void;
    sendError<T>(error: Error | ErrorEvent, callback: (span: Span) => T): Promise<Span> | void;
    sendError<T>(error: Error | ErrorEvent, tags?: object, namespace?: string): Promise<Span> | void;
    use(plugin: Function): void;
    createSpan(fn?: (span: Span) => void): Span;
    wrap<T>(fn: () => T, callbackFn?: (span: Span) => T): Promise<T>;
    wrap<T>(fn: () => T, tags?: object, namespace?: string): Promise<T>;
    addDecorator<T extends Decorator>(decorator: T): void;
    addOverride<T extends Override>(override: T): void;
    demo(): void;
    addBreadcrumb(breadcrumb: Omit<Breadcrumb, "timestamp">): void;
    private _createSpanFromError;
}
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