class-transformer/types/interfaces/metadata/transform-metadata.interface.d.ts

Proper decorator-based transformation / serialization / deserialization of plain javascript objects to class constructors

import { TransformOptions } from '..';
import { TransformFnParams } from './transform-fn-params.interface';
/**
 * This object represents metadata assigned to a property via the @Transform decorator.
 */
export interface TransformMetadata {
    target: Function;
    /**
     * The property name this metadata belongs to on the target (property only).
     */
    propertyName: string;
    /**
     * The custom transformation function provided by the user in the @Transform decorator.
     */
    transformFn: (params: TransformFnParams) => any;
    /**
     * Options passed to the @Transform operator for this property.
     */
    options: TransformOptions;
}