/**
 * @license
 * Copyright (c) 2025 Handsoncode. All rights reserved.
 */
import { ArraySize } from '../../ArraySize';
import { ProcedureAst } from '../../parser';
import { InterpreterState } from '../InterpreterState';
import { InterpreterValue } from '../InterpreterValue';
import { FunctionPlugin, FunctionPluginTypecheck, ImplementedFunctions } from './FunctionPlugin';
export declare class ArrayPlugin extends FunctionPlugin implements FunctionPluginTypecheck<ArrayPlugin> {
    static implementedFunctions: ImplementedFunctions;
    arrayformula(ast: ProcedureAst, state: InterpreterState): InterpreterValue;
    arrayformulaArraySize(ast: ProcedureAst, state: InterpreterState): ArraySize;
    arrayconstrain(ast: ProcedureAst, state: InterpreterState): InterpreterValue;
    arrayconstrainArraySize(ast: ProcedureAst, state: InterpreterState): ArraySize;
    filter(ast: ProcedureAst, state: InterpreterState): InterpreterValue;
    filterArraySize(ast: ProcedureAst, state: InterpreterState): ArraySize;
    /**
     * Corresponds to VSTACK(array1, [array2], ...)
     *
     * Stacks the input arrays vertically, one on top of another, into a single array.
     * The result has as many rows as the inputs combined and as many columns as the
     * widest input. Cells of narrower inputs are padded on the right with the #N/A
     * error, matching the behaviour of Excel and Google Sheets.
     *
     * @param ast
     * @param state
     */
    vstack(ast: ProcedureAst, state: InterpreterState): InterpreterValue;
    /**
     * Calculates the spilled array size of VSTACK: the width is the widest input
     * and the height is the sum of all input heights.
     *
     * @param ast
     * @param state
     */
    vstackArraySize(ast: ProcedureAst, state: InterpreterState): ArraySize;
    /**
     * Corresponds to HSTACK(array1, [array2], ...)
     *
     * Stacks the input arrays horizontally, side by side, into a single array.
     * The result has as many columns as the inputs combined and as many rows as the
     * tallest input. Cells of shorter inputs are padded at the bottom with the #N/A
     * error, matching the behaviour of Excel and Google Sheets.
     *
     * @param ast
     * @param state
     */
    hstack(ast: ProcedureAst, state: InterpreterState): InterpreterValue;
    /**
     * Calculates the spilled array size of HSTACK: the width is the sum of all
     * input widths and the height is the tallest input.
     *
     * @param ast
     * @param state
     */
    hstackArraySize(ast: ProcedureAst, state: InterpreterState): ArraySize;
    /**
     * Resolves the array size of every argument of a stacking function, enabling
     * array arithmetic for the arguments when the function's metadata requests it.
     *
     * @param ast
     * @param state
     * @param functionName - the stacking function whose metadata drives the array-arithmetic flag
     */
    private stackSubChecks;
    /**
     * Returns a copy of the given row resized to exactly `width` cells: longer
     * rows are truncated and shorter rows are padded on the right with #N/A. Used
     * by VSTACK to align every stacked row to the widest input.
     *
     * @param row - the source row to resize
     * @param width - the target number of cells
     */
    private padRowToWidth;
}