inst/extdata/script_used_to_look_for_gdata_dependency.R

In rmsharp/nprcgenekeepr: Genetic Tools for Colony Management

## pack <- available.packages() # use only a beginning of session to limit
                             ## API use.

imports <- c("anytime",
             "data.table",
             "futile.logger",
             "htmlTable",
             "lubridate",
             "Matrix",
             "plotrix",
             "readxl",
             "Rlabkey",
             "shiny",
             "stringi",
             "utils",
             "WriteXLS")
#pack["ggplot2","Depends"]
test <- pack[imports %in% dimnames(pack)[[1L]], "Imports"]
library(stringi)
get_simple_dependencies <- function(name, types) {
  dependencies <- pack[name, types]
  dependencies <- stri_split_fixed(dependencies, pattern = ",")[[1L]]
  dependencies <- stri_trim_both(dependencies)
  dependencies <- stri_split_fixed(dependencies,
                                   pattern = " ", simplify = TRUE)
  dependencies <- stri_split_fixed(dependencies,
                                   pattern = "\\", simplify = TRUE)[, 1L]
  #dependencies <- stri_split_fixed(dependencies,
  #                                 pattern = " ",
  #                                 n = 1, omit_empty = TRUE,
  #                                 simplify = TRUE)
  dependencies[!dependencies %in% "utils"]
}
imports <- imports[!imports %in% "utils"]
new_imports <- imports
repeat {
  imports_len <- length(new_imports)
  for (i in seq_along(imports)) {
    new_imports <- unique(c(new_imports,
                        get_simple_dependencies(imports[i], "Imports")))
    if (any("gtools" %in% new_imports)) {
      cat(paste0("package ", imports[i], " imports gtools\n"))
    }
  }
  cat(paste0("imports_len == ", imports_len, "; length(new_imports) == ",
             length(new_imports), "\\n"))
  if (length(new_imports) <= imports_len)
    break
}