import { ObjectLiteralExpression } from "https://deno.land/x/ts_morph@16.0.0/mod.ts";
Adds the specified properties to the object literal expression.
Note: If you only want to add property assignments, then it might be more convenient to use #addPropertyAssignments.
Parameters
structures: string | WriterFunction | ReadonlyArray<string | WriterFunction | ObjectLiteralExpressionPropertyStructures>