Helper function: group fst by pattern

group_fst_by_pattern(time_pattern = NULL, fst_pattern = "raw",
  fst_dir = system.file("shiny/berlin_t/data/fst", package =
  "aquanes.report"))

Arguments

time_pattern

optional pattern to filter months to be imported (default: NULL), for using it do e.g. "2017-06|2017-07" or c("2017-06", "2017-07")

fst_pattern

pattern to search for in fst filename (default: "raw")

fst_dir

directory with fst files or subdirs to be imported (default: system.file("shiny/berlin_t/data/fst",package = "aquanes.report"))

Value

merged data.frame