import { ReadStatType, ReadStatTypeClass, ReadStatMeasure, ReadStatAlignment } from "./types.js";
import { ReadStatValue } from "./value.js";
import { ReadStatError } from "./errors.js";
import type { LabelSet } from "./labelset.js";
export interface Missingness {
    /** Flat array: [lo0, hi0, lo1, hi1, ...]. */
    ranges: ReadStatValue[];
    count: number;
}
export declare class Variable {
    type: ReadStatType;
    index: number;
    name: string;
    format: string;
    label: string;
    labelSet: LabelSet | null;
    offset: number;
    storageWidth: number;
    userWidth: number;
    missingness: Missingness;
    measure: ReadStatMeasure;
    alignment: ReadStatAlignment;
    displayWidth: number;
    decimals: number;
    skip: number;
    indexAfterSkipping: number;
    constructor(type: ReadStatType, index: number, storageWidth?: number);
    getTypeClass(): ReadStatTypeClass;
    getName(): string | null;
    getLabel(): string | null;
    getFormat(): string | null;
    getMissingRangesCount(): number;
    getMissingRangeLo(i: number): ReadStatValue;
    getMissingRangeHi(i: number): ReadStatValue;
    private addMissingValueRange;
    addMissingDoubleValue(value: number): ReadStatError;
    addMissingDoubleRange(lo: number, hi: number): ReadStatError;
    addMissingStringValue(value: string): ReadStatError;
    addMissingStringRange(lo: string, hi: string): ReadStatError;
    setLabel(label: string): void;
    setFormat(format: string): void;
    setMeasure(measure: ReadStatMeasure): void;
    setAlignment(alignment: ReadStatAlignment): void;
    setDisplayWidth(width: number): void;
}
export declare function valueIsDefinedMissing(value: ReadStatValue, variable: Variable): boolean;
export declare function valueIsMissing(value: ReadStatValue, variable: Variable | null): boolean;