export interface GroupRunnerOptions {
    readonly group: string;
    readonly labels?: string[];
}
/**
 * Options for selecting the GitHub Runner that a job runs on.
 */
export interface RunsOnOptions {
    /**
     * Github Runner selection labels
     * @default ["ubuntu-latest"]
     * @description Defines a target Runner by labels
     * @throws {Error} if both `runsOn` and `runsOnGroup` are specified
     */
    readonly runsOn?: string[];
    /**
     * Github Runner Group selection options
     * @description Defines a target Runner Group by name and/or labels
     * @throws {Error} if both `runsOn` and `runsOnGroup` are specified
     */
    readonly runsOnGroup?: GroupRunnerOptions;
}
/**
 * Resolved `runsOn`/`runsOnGroup` config for a job. Exactly one of the two
 * fields is set.
 */
export interface RunsOnConfig {
    /**
     * Github Runner selection labels.
     * @default - not set if `runsOnGroup` is used
     */
    readonly runsOn?: string[];
    /**
     * Github Runner Group selection options.
     * @default - not set if `runsOn` is used
     */
    readonly runsOnGroup?: GroupRunnerOptions;
}
export declare function filteredRunsOnOptions(runsOn?: string[], runsOnGroup?: GroupRunnerOptions): {
    runsOnGroup: GroupRunnerOptions;
} | {
    runsOn: string[];
};
export declare function filteredWorkflowRunsOnOptions(workflowRunsOn?: string[], workflowRunsOnGroup?: GroupRunnerOptions): {
    workflowRunsOnGroup: GroupRunnerOptions;
} | {
    workflowRunsOn: string[];
} | string[];