/**
 * Constants and configurations for Internet Object serialization.
 * Centralizes magic strings, standard properties, and format markers
 * to ensure consistency across serialization modules.
 */
/**
 * Standard MemberDef properties that should NOT be treated as constraints.
 * These are structural/metadata properties inherent to the MemberDef type.
 */
declare const STANDARD_MEMBERDEF_PROPS: Set<string>;
/**
 * Wildcard key for open schema additional properties
 */
declare const WILDCARD_KEY = "*";
/**
 * IO format markers and delimiters
 */
declare const IO_MARKERS: {
    /** Collection item prefix */
    readonly COLLECTION_ITEM: "~";
    /** Section separator */
    readonly SECTION_SEPARATOR: "---";
    /** Optional field marker (suffix) */
    readonly OPTIONAL: "?";
    /** Nullable field marker (suffix) */
    readonly NULLABLE: "*";
    /** Date marker prefix */
    readonly DATE: "d";
    /** Time marker prefix */
    readonly TIME: "t";
    /** DateTime marker prefix */
    readonly DATETIME: "dt";
    /** True boolean */
    readonly TRUE: "T";
    /** False boolean */
    readonly FALSE: "F";
    /** Null value */
    readonly NULL: "N";
};
/**
 * Default string enclosers for different formats
 */
declare const STRING_ENCLOSERS: {
    readonly REGULAR: "\"";
    readonly RAW: "'";
    readonly MULTILINE: "`";
};
/**
 * Schema reference prefix for named schemas
 */
declare const SCHEMA_PREFIX = "$";
/**
 * Definition prefix for variables
 */
declare const DEFINITION_PREFIX = "~";
/**
 * Reserved section names that should not appear in output
 */
declare const RESERVED_SECTION_NAMES: Set<string>;
/**
 * Union type operator for anyOf formatting
 */
declare const UNION_OPERATOR = "|";
/**
 * Maximum nesting depth for recursive schema serialization
 * to prevent stack overflow
 */
declare const MAX_NESTING_DEPTH = 100;

export { DEFINITION_PREFIX, IO_MARKERS, MAX_NESTING_DEPTH, RESERVED_SECTION_NAMES, SCHEMA_PREFIX, STANDARD_MEMBERDEF_PROPS, STRING_ENCLOSERS, UNION_OPERATOR, WILDCARD_KEY };