import { NormalCompletion, ReturnCompletion, ThrowCompletion } from '../completion.mts';
import { ExecutionContext } from '../execution-context/ExecutionContext.mts';
import { JSStringValue, ObjectValue, UndefinedValue, Value } from '../value.mts';
import { type YieldEvaluator } from '../evaluator.mts';
import { type Mutable } from '../utils/language.mts';
import type { ParseNode } from '../parser/ParseNode.mts';
import { type IteratorRecord, type OrdinaryObject } from './all.mts';
/** https://tc39.es/ecma262/#sec-generator-objects */
export interface GeneratorObject extends OrdinaryObject {
    GeneratorState: 'suspendedStart' | 'suspendedYield' | 'executing' | 'completed' | UndefinedValue;
    GeneratorContext: ExecutionContext | null;
    readonly GeneratorBrand: JSStringValue | undefined;
    UnderlyingIterators?: IteratorRecord[];
    HostCapturedValues?: readonly Value[];
}
/** https://tc39.es/ecma262/#sec-generatorstart */
export declare function GeneratorStart(generator: GeneratorObject, generatorBody: ParseNode.GeneratorBody | (() => YieldEvaluator)): undefined;
export declare function generatorBrandToErrorMessageType(generatorBrand: JSStringValue | undefined): string | undefined;
/** https://tc39.es/ecma262/#sec-generatorvalidate */
export declare function GeneratorValidate(generator: Value, generatorBrand: JSStringValue | undefined): "completed" | "suspendedStart" | "suspendedYield" | ThrowCompletion | UndefinedValue;
/** https://tc39.es/ecma262/#sec-generatorresume */
export declare function GeneratorResume(generator: Value, value: Value | void, generatorBrand: JSStringValue | undefined): Generator<import("#self").EvaluatorYieldType, Value | import("#self").YieldCompletion, import("#self").EvaluatorNextType>;
/** https://tc39.es/ecma262/#sec-generatorresumeabrupt */
export declare function GeneratorResumeAbrupt(generator: Value, abruptCompletion: ThrowCompletion | ReturnCompletion, generatorBrand: JSStringValue | undefined): Generator<import("#self").EvaluatorYieldType, import("#self").BigIntValue | import("#self").BooleanValue<boolean> | JSStringValue | NormalCompletion<Value> | import("#self").NullValue | import("#self").NumberValue | ObjectValue | {
    readonly Type: 'return';
    readonly Value: Value;
    readonly Target: undefined;
    mark(m: import("#self").GCMarker): void;
} | import("#self").SymbolValue | ThrowCompletion | UndefinedValue, import("#self").EvaluatorNextType>;
/** https://tc39.es/ecma262/#sec-getgeneratorkind */
export declare function GetGeneratorKind(): 'async' | 'sync' | 'non-generator';
/** https://tc39.es/ecma262/#sec-generatoryield */
export declare function GeneratorYield(iterNextObj: ObjectValue): YieldEvaluator;
/** https://tc39.es/ecma262/#sec-yield */
export declare function Yield(value: Value): YieldEvaluator;
/** https://tc39.es/ecma262/#sec-createiteratorfromclosure */
export declare function CreateIteratorFromClosure(closure: () => YieldEvaluator, generatorBrand: JSStringValue | undefined, generatorPrototype: ObjectValue, extraSlots?: string[], enclosedValues?: readonly Value[]): Mutable<GeneratorObject>;
//# sourceMappingURL=generator-operations.d.mts.map