import { IrType } from "@tsonic/frontend";
import type { EmitterContext } from "../types.js";
import type { CSharpTypeAst } from "../core/format/backend-ast/types.js";
export type IterableSourceShape = {
    readonly elementType: IrType;
    readonly accessKind: "direct";
} | {
    readonly elementType: IrType;
    readonly accessKind: "iteratorMethod" | "iteratorProperty";
};
export declare const getDirectIterableElementType: (type: IrType | undefined, context: EmitterContext) => IrType | undefined;
export declare const canPreferAnonymousStructuralTarget: (type: IrType) => boolean;
export declare const isSameNominalType: (sourceType: IrType | undefined, targetType: IrType | undefined, context: EmitterContext) => boolean;
export declare const getArrayElementType: (type: IrType | undefined, context: EmitterContext) => IrType | undefined;
export declare const getSemanticArrayElementType: (type: IrType | undefined, context: EmitterContext) => IrType | undefined;
export declare const isObjectLikeTypeAst: (type: CSharpTypeAst | undefined) => boolean;
export declare const getDictionaryValueType: (type: IrType | undefined, context: EmitterContext) => IrType | undefined;
export declare const getIterableSourceShape: (type: IrType | undefined, context: EmitterContext) => IterableSourceShape | undefined;
//# sourceMappingURL=structural-type-shapes.d.ts.map