R: Wrapper for the National Bank of Poland API

# Wrapper for the National Bank of Poland API

## Documentation for package ‘rnbp’ version 0.2.2

- DESCRIPTION file
- User guides, package vignettes and other documentation
- Package NEWS
- Package README

## Help Pages

.goldprice_base_url | Returns the base url for the gold price endpoint.
.rates_base_url | Returns the base url for the rates endpoint.
.send_gold_endpoint_request | Sends a request and parses the gold price endpoint response.
.send_rates_endpoint_request | Sends a request and parses the rates endpoint response.
.send_tables_endpoint_request | Sends a request and parses the tables endpoint response.
.tables_base_url | Returns the base url for the tables endpoint.
add_json_format | Adds the json formatting option to the passed url request.
add_path_part | Adds a path part to the given url
create_request | Creates a request with the given path parts. The json format argument is included by default.
get_current_exchangerate | Retrieves the current exchange rate for the given currency.
get_current_exchangerate_table | Retrieves the current exchange rate table.
get_current_goldprice | Retrieves the current gold price.
get_exchangerate_from | Retrieves the exchange rate from a specific date.
get_exchangerate_from_interval | Retrieves the exchange rates from a specific interval.
get_exchangerate_tables_from_interval | Retrieves the exchange rate tables from a specific interval.
get_exchangerate_table_from | Retrieves the exchange rate table from a specific date.
get_goldprice_from | Retrieves the gold price from a specific date.
get_goldprice_from_interval | Retrieves the gold prices from a specific interval.
get_last_n_exchangerates | Retrieves the last n exchange rates.
get_last_n_exchangerate_tables | Retrieves the last n exchange rate tables.
get_last_n_goldprices | Retrieves the last n gold prices.
get_todays_exchangerate | Retrieves the exchange rate that was published today.
get_todays_exchangerate_table | Retrieves the exchange rate table that was published today.
get_todays_goldprice | Retrieves the gold price that was published today.
is_count | Checks if an object is a positive integer.
is_date | Checks if an object is a date object.
is_integer | Checks if an object is an integer.
is_nbp_api_response | Checks whether the given object is of the class nbp_api_response.
nbp_api_base_url | Returns the base url of the nbp api.