import type { VoyantGraphJsonValue } from "@voyant-travel/core/project";
import ts from "./lazy-typescript.js";
export declare function statementIdentifierName(statement: ts.Statement): string | undefined;
export declare function durableJsonValue(expression: ts.Expression, constants: ReadonlyMap<string, ts.Expression>, seen?: ReadonlySet<string>): VoyantGraphJsonValue | undefined;
export declare function isDurableExpression(expression: ts.Expression, constants: ReadonlyMap<string, ts.Expression>, seen?: Set<string>): boolean;
export declare function stringProperty(object: ts.ObjectLiteralExpression, name: string, constants: ReadonlyMap<string, ts.Expression>): string | undefined;
export declare function resolveExpression(expression: ts.Expression, constants: ReadonlyMap<string, ts.Expression>): ts.Expression;
export declare function unwrapExpression(expression: ts.Expression): ts.Expression;