export type Trigger = {
    kind: "event";
    name: string;
    column: number;
} | {
    kind: "after";
    delay: string;
    named: boolean;
    column: number;
} | {
    kind: "done";
    column: number;
};
export interface NamedReference {
    name: string;
    column: number;
}
export interface TransitionLabel {
    trigger: Trigger | null;
    guard: NamedReference | null;
    actions: NamedReference[];
}
/**
 * Parses a label; `column` is the 1-based column of `text` in its source line
 * so that errors point at the exact character.
 */
export declare function parseLabel(text: string, line: number, column: number): TransitionLabel;