import type { RuntimeFlagsPatch } from "@effect/core/io/RuntimeFlags/patch/definition";
/**
 * @tsplus type effect/core/io/RuntimeFlags
 */
export type RuntimeFlags = number & {
    readonly RuntimeFlags: unique symbol;
};
export declare namespace RuntimeFlags {
    type Patch = RuntimeFlagsPatch;
    /**
     * @tsplus type effect/core/io/RuntimeFlags.Flag
     */
    type Flag = number & {
        readonly Flag: unique symbol;
    };
}
/**
 * @tsplus type effect/core/io/RuntimeFlags.Ops
 */
export interface RuntimeFlagsOps {
    /**
     * No runtime flags.
     */
    readonly None: RuntimeFlags.Flag;
    /**
     * The interruption flag determines whether or not the ZIO runtime system will
     * interrupt a fiber.
     */
    readonly Interruption: RuntimeFlags.Flag;
    /**
     * The current fiber flag determines whether or not the ZIO runtime system
     * will store the current fiber inside a `ThreadLocal` whenever a fiber begins
     * executing on a thread. Use of this flag will negatively impact performance,
     * but is essential where interop with ThreadLocal is required.
     */
    readonly CurrentFiber: RuntimeFlags.Flag;
    /**
     * The op log flag determines whether or not the ZIO runtime system will
     * attempt to log all operations of the ZIO runtime. Use of this flag will
     * negatively impact performance and generate massive volumes of ultra-fine
     * debug logs. Only recommended for debugging.
     */
    readonly OpLog: RuntimeFlags.Flag;
    /**
     * The op supervision flag determines whether or not the ZIO runtime system
     * will supervise all operations of the ZIO runtime. Use of this flag will
     * negatively impact performance, but is required for some operations, such as
     * profiling.
     */
    readonly OpSupervision: RuntimeFlags.Flag;
    /**
     * The runtime metrics flag determines whether or not the ZIO runtime system
     * will collect metrics about the ZIO runtime. Use of this flag will have a
     * very small negative impact on performance, but generates very helpful
     * operational insight into running ZIO applications that can be exported to
     * Prometheus or other tools via ZIO Metrics.
     */
    readonly RuntimeMetrics: RuntimeFlags.Flag;
    /**
     * The fiber roots flag determines whether or not the ZIO runtime system will
     * keep track of all fiber roots. Use of this flag will negatively impact
     * performance, but is required for the fiber dumps functionality.
     */
    readonly FiberRoots: RuntimeFlags.Flag;
    /**
     * The wind down flag determines whether the ZIO runtime system will execute
     * effects in wind-down mode. In wind-down mode, even if interruption is
     * enabled and a fiber has been interrupted, the fiber will continue its
     * execution uninterrupted.
     */
    readonly WindDown: RuntimeFlags.Flag;
    /**
     * The cooperative yielding flag determines whether the ZIO runtime will yield
     * to another fiber.
     */
    readonly CooperativeYielding: RuntimeFlags.Flag;
    /**
     * Apply
     */
    (...flags: RuntimeFlags.Flag[]): RuntimeFlags;
}
export declare const RuntimeFlags: RuntimeFlagsOps;
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