import { Catalog } from "./IonCatalog";
import { Decimal } from "./IonDecimal";
import { IonType } from "./IonType";
import { ParserTextRaw } from "./IonParserTextRaw";
import { Reader } from "./IonReader";
import { StringSpan } from "./IonSpan";
import { Timestamp } from "./IonTimestamp";
export declare class TextReader implements Reader {
    private _parser;
    private _depth;
    private _cat;
    private _symtab;
    private _type;
    private _raw_type;
    private _raw;
    constructor(source: StringSpan, catalog: Catalog, raw_tokens: boolean);
    load_raw(): void;
    skip_past_container(): void;
    next(): IonType;
    stepIn(): void;
    stepOut(): void;
    valueType(): IonType;
    depth(): number;
    fieldName(): string;
    annotations(): string[];
    isNull(): boolean;
    stringValue(): string;
    numberValue(): number;
    byteValue(): number[];
    booleanValue(): boolean;
    decimalValue(): Decimal;
    timestampValue(): Timestamp;
    value(): any;
    ionValue(): void;
    raw_parser(): ParserTextRaw;
}