import * as postcss from 'postcss';
import { Container } from './container';
import { DynamicImport, DynamicImportProps } from './dynamic-import';
import { Node, NodeProps } from './node';
import { ImportRule } from './statement/import-rule';
import { StaticImport, StaticImportProps } from './static-import';
import * as sassInternal from './sass-internal';
/**
 * The type of new imports that can be passed into an {@link ImportList}.
 *
 * @category Statement
 */
export type NewImport = StaticImport | DynamicImport | StaticImportProps | DynamicImportProps | ReadonlyArray<StaticImport | DynamicImport | StaticImportProps | DynamicImportProps | undefined> | undefined;
/**
 * The set of raws supported by {@link ImportList}.
 *
 * @category Statement
 */
export type ImportListRaws = {};
/**
 * The initializer properties for {@link ImportList} passed as an options
 * object.
 *
 * @category Statement
 */
export interface ImportListObjectProps extends NodeProps {
    raws?: ImportListRaws;
    nodes: Array<DynamicImportProps | StaticImportProps>;
}
/**
 * The initializer properties for {@link ImportList}.
 *
 * @category Statement
 */
export type ImportListProps = string | Array<DynamicImportProps | StaticImportProps> | ImportListObjectProps;
/**
 * A `@import` rule. Extends [`postcss.AtRule`].
 *
 * [`postcss.AtRule`]: https://postcss.org/api/#atrule
 *
 * @category Statement
 */
export declare class ImportList extends Node implements Container<DynamicImport | StaticImport, NewImport> {
    #private;
    readonly sassType: "import-list";
    parent: ImportRule | undefined;
    raws: ImportListRaws;
    /** The imports loaded by this rule. */
    get nodes(): ReadonlyArray<DynamicImport | StaticImport>;
    /** @hidden */
    set nodes(nodes: Array<DynamicImport | StaticImport>);
    private _nodes?;
    get name(): string;
    set name(value: string);
    constructor(defaults?: ImportListProps);
    /** @hidden */
    constructor(_: undefined, inner: sassInternal.ImportRule);
    clone(overrides?: Partial<ImportListObjectProps>): this;
    toJSON(): object;
    /** @hidden */
    toJSON(_: string, inputs: Map<postcss.Input, number>): object;
    append(...nodes: NewImport[]): this;
    each(callback: (node: DynamicImport | StaticImport, index: number) => false | void): false | undefined;
    every(condition: (node: DynamicImport | StaticImport, index: number, nodes: ReadonlyArray<DynamicImport | StaticImport>) => boolean): boolean;
    index(child: DynamicImport | StaticImport | number): number;
    insertAfter(oldNode: DynamicImport | StaticImport | number, newNode: NewImport): this;
    insertBefore(oldNode: DynamicImport | StaticImport | number, newNode: NewImport): this;
    prepend(...nodes: NewImport[]): this;
    push(child: DynamicImport | StaticImport): this;
    removeAll(): this;
    removeChild(child: DynamicImport | StaticImport | number): this;
    some(condition: (node: DynamicImport | StaticImport, index: number, nodes: ReadonlyArray<DynamicImport | StaticImport>) => boolean): boolean;
    get first(): DynamicImport | StaticImport | undefined;
    get last(): DynamicImport | StaticImport | undefined;
    /**
     * Normalizes the many types of node that can be used with Interpolation
     * methods.
     */
    private _normalize;
    /** Like {@link _normalize}, but also flattens a list of nodes. */
    private _normalizeList;
    /** @hidden */
    toString(): string;
    /** @hidden */
    get nonStatementChildren(): ReadonlyArray<DynamicImport | StaticImport>;
}