Utility package for CPI and other inflators.
x <- rep_len(fy::yr2fy(1999:2020), 1e7)
system_time(grattan::cpi_inflator(, x, "2019-20"))## process    real 
##   531ms   482mssystem_time(cpi_inflator(x, "2019-20"))## process    real 
##   438ms   439mssystem_time(cpi_inflator(x, "2019-20", nThread = 4L))## process    real 
##   391ms   114msy <- dqrng::dqsample(x)
system_time(grattan::cpi_inflator(, x, y))## process    real 
##   24.3s   21.1ssystem_time(cpi_inflator(x, y, nThread = 4L))## process    real 
##   984ms   241msx <- rep_len(x, 1e8)
system_time(cpi_inflator(x, "2019-20", nThread = 4L))## process    real 
##   4.61s   1.25sx <- y <- NULLx <- seq(as.Date("1999-01-01"), as.Date("2020-01-01"), by = "1 day")
x <- rep_len(x, 1e7)
system_time(cpi_inflator(x, "2019-01-01"))## process    real 
##   297ms   311msx <- rep_len(x, 1e8)
system_time(cpi_inflator(x, "2019-01-01", nThread = 4L))## process    real 
##   3.67s   1.29sx <- as.IDate(x)
system_time(cpi_inflator(x, as.IDate("2019-01-01"), nThread = 4L))##  process     real 
##    2.66s 905.37ms