[Stable] Makes sure that a forecast is returned for the user specified time period beyond the target date.

update_horizon(horizon, target_date, reported_cases)

Arguments

horizon

Numeric, defaults to 7. Number of days into the future to forecast.

target_date

Date, defaults to maximum found in the data if not specified.

reported_cases

A data frame of confirmed cases (confirm) by date (date). confirm must be integer and date must be in date format.

Value

Numeric forecast horizon adjusted for the users intention