Produces the content for a index.html file that will attempt
to access a provided API path.
swagger_spec(
api_path = "\"http://petstore.swagger.io/v2/swagger.json\"",
version = "5"
)large string containing the contents of swagger_index() with
the appropriate specification path changed to the api_path value.
if (interactive()) {
swagger_spec("https://developer.uspto.gov/ibd-api/swagger.json")
}