| 1 | import type { Dict, Nullable, Stack } from '@glimmer/interfaces';
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| 2 | export declare function dict<T = unknown>(): Dict<T>;
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| 3 | export declare function isDict<T>(u: T): u is Dict & T;
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| 4 | export declare function isIndexable<T>(u: T): u is object & T;
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| 5 | export declare class StackImpl<T> implements Stack<T> {
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| 6 | private stack;
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| 7 | current: Nullable<T>;
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| 8 | constructor(values?: T[]);
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| 9 | get size(): number;
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| 10 | push(item: T): void;
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| 11 | pop(): Nullable<T>;
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| 12 | nth(from: number): Nullable<T>;
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| 13 | isEmpty(): boolean;
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| 14 | snapshot(): T[];
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| 15 | toArray(): T[];
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| 16 | }
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