Interface IArrowFunctionExpression

interface IArrowFunctionExpression {
    asynchronous: boolean;
    body:
        | { kind: "block"; statements: AutoBeTestSourceIR.IStatement[] }
        | { expression: AutoBeTestSourceIR.IExpression; kind: "expression" };
    kind: "arrowFunction";
    parameters: AutoBeTestSourceIR.IParameter[];
}