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import {Key, Values, makeValues} from "../libs/types";import {ErrorHandler} from "../libs/publicTypes";import {ValueSchemaError} from "../libs/ValueSchemaError";
interface Options{}type ApplyTo<T> = (values: Values, options: Options, keyStack: Key[]) => values is Values<T>;
/** * Base Schema Class */export class BaseSchema<T = unknown>{	private readonly options: Options;	private readonly applyToList: ApplyTo<T>[];
	/**	 * constructor	 * @param options options	 * @param applyToList list of applyTo	 */	constructor(options: Options, applyToList: ApplyTo<T>[])	{		this.options = options;		this.applyToList = applyToList;	}
	/**	 * apply schema	 * @param value value to apply	 * @param onError error handler	 * @returns applied value	 */	applyTo(value: unknown, onError: ErrorHandler<T> = onErrorDefault): T	{		return this._applyTo(value, onError, []);	}
	private _applyTo(value: unknown, onError: ErrorHandler<T>, keyStack: Key[]): T	{		try		{			const values = makeValues(value);			for(const applyTo of this.applyToList)			{				if(applyTo(values, this.options, keyStack))				{					return values.output;				}			}
			return values.output as T;		}		catch(err)		{			return onError(err);		}	}}
/** * default error handler * @param err error object */export function onErrorDefault(err: ValueSchemaError): never{	throw err;}
/** * default finish handler */export function onFinishedDefault(): void{	// do nothing}