Validate the data columns of crossing information

Source: R/check_functions.R

A function to check the data variable whether contains the right columns of crossing information.

check_data_columns(data)

Arguments

data

The journey data that should contain columns in the set of 'journeyId', 'personId', 'date_crossing', 'is_arrival', 'journey_sequence', and 'journeyId_prev'.

Value

A NULL value if there is no issue raised.