Add custom index support for a tsibble

S3 method to add an index type support for a tsibble.

Usage

index_valid(x)

Arguments

x

An object of index type supported by tsibble.

Value

TRUE/FALSE or NA (unsure)

Details

This method is primarily used for adding an index type support in as_tsibble.

See also

interval_pull for obtaining interval for regularly spaced time.

Examples

index_valid(seq(as.Date("2017-01-01"), as.Date("2017-01-10"), by = 1))
#> [1] TRUE