import type { OpenAPIV3, OpenAPIV3_1 } from 'openapi-types';
export type SchemaObject = OpenAPIV3.SchemaObject | OpenAPIV3_1.SchemaObject;
export interface WalkedProperty {
    name: string;
    schema: SchemaObject;
    required: boolean;
}
export interface WalkedSchema {
    properties: WalkedProperty[];
    discriminator?: {
        propertyName: string;
        mapping: Record<string, SchemaObject>;
    };
    warnings: string[];
}
export declare function walkSchema(schema: SchemaObject, requiredFields?: string[], seen?: WeakSet<SchemaObject>): WalkedSchema;
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