export interface Attributes {
    [key: string]: string | number | undefined;
}
export interface DeclarationAttributes {
    version?: string | number;
    encoding?: 'utf-8' | string;
    standalone?: 'yes' | 'no';
}
export interface ElementCompact {
    [key: string]: any;
    _declaration?: {
        _attributes?: DeclarationAttributes;
    };
    _instruction?: {
        [key: string]: string;
    };
    _attributes?: Attributes;
    _cdata?: string;
    _doctype?: string;
    _comment?: string;
    _text?: string | number;
}
export interface Element {
    declaration?: {
        attributes?: DeclarationAttributes;
    };
    instruction?: string;
    attributes?: Attributes;
    cdata?: string;
    doctype?: string;
    comment?: string;
    text?: string | number | boolean;
    type?: string;
    name?: string;
    elements?: Array<Element>;
}
export declare namespace Options {
    interface XML2JSON extends XML2JS {
        spaces?: number | string;
    }
    interface XML2JS extends ChangingKeyNames, IgnoreOptions {
        compact?: boolean;
        trim?: boolean;
        sanitize?: boolean;
        nativeType?: boolean;
        addParent?: boolean;
        alwaysArray?: boolean | Array<string>;
        alwaysChildren?: boolean;
        instructionHasAttributes?: boolean;
        captureSpacesBetweenElements?: boolean;
        doctypeFn?: (value: string, parentElement: object) => void;
        instructionFn?: (instructionValue: string, instructionName: string, parentElement: string) => void;
        cdataFn?: (value: string, parentElement: object) => void;
        commentFn?: (value: string, parentElement: object) => void;
        textFn?: (value: string, parentElement: object) => void;
        instructionNameFn?: (instructionName: string, instructionValue: string, parentElement: string) => void;
        elementNameFn?: (value: string, parentElement: object) => void;
        attributeNameFn?: (attributeName: string, attributeValue: string, parentElement: string) => void;
        attributeValueFn?: (attributeValue: string, attributeName: string, parentElement: string) => void;
        attributesFn?: (value: string, parentElement: string) => void;
    }
    interface JS2XML extends ChangingKeyNames, IgnoreOptions {
        spaces?: number | string;
        compact?: boolean;
        indentText?: boolean;
        indentCdata?: boolean;
        indentAttributes?: boolean;
        indentInstruction?: boolean;
        fullTagEmptyElement?: boolean;
        noQuotesForNativeAttributes?: boolean;
        doctypeFn?: (value: string, currentElementName: string, currentElementObj: object) => void;
        instructionFn?: (instructionValue: string, instructionName: string, currentElementName: string, currentElementObj: object) => void;
        cdataFn?: (value: string, currentElementName: string, currentElementObj: object) => void;
        commentFn?: (value: string, currentElementName: string, currentElementObj: object) => void;
        textFn?: (value: string, currentElementName: string, currentElementObj: object) => void;
        instructionNameFn?: (instructionName: string, instructionValue: string, currentElementName: string, currentElementObj: object) => void;
        elementNameFn?: (value: string, currentElementName: string, currentElementObj: object) => void;
        attributeNameFn?: (attributeName: string, attributeValue: string, currentElementName: string, currentElementObj: object) => void;
        attributeValueFn?: (attributeValue: string, attributeName: string, currentElementName: string, currentElementObj: object) => void;
        attributesFn?: (value: string, currentElementName: string, currentElementObj: object) => void;
        fullTagEmptyElementFn?: (currentElementName: string, currentElementObj: object) => void;
    }
    interface IgnoreOptions {
        ignoreDeclaration?: boolean;
        ignoreInstruction?: boolean;
        ignoreAttributes?: boolean;
        ignoreComment?: boolean;
        ignoreCdata?: boolean;
        ignoreDoctype?: boolean;
        ignoreText?: boolean;
    }
    interface ChangingKeyNames {
        declarationKey?: string;
        instructionKey?: string;
        attributesKey?: string;
        textKey?: string;
        cdataKey?: string;
        doctypeKey?: string;
        commentKey?: string;
        parentKey?: string;
        typeKey?: string;
        nameKey?: string;
        elementsKey?: string;
    }
}
/**
 * Internal representation of a fully-resolved options object where every key
 * has been normalised by the option helpers. Access is intentionally dynamic
 * (e.g. `options[type + 'Key']`) so a permissive index signature is used.
 */
export type InternalOptions = Record<string, any>;