@ngx-formly/core/lib/extensions/field-expression/field-expression.d.ts

Formly is a dynamic (JSON powered) form library for Angular that bring unmatched maintainability to your application's forms.

import { FieldExpressionExtension as FieldExpressionLegacyExtension } from '../field-expression-legacy/field-expression';
export declare class FieldExpressionExtension extends FieldExpressionLegacyExtension {
    protected _evalStringExpression(expression: string, argNames: string[]): any;
}