如果我们调用R包，我想知道对大型shiny（tidyverse）应用程序会产生什么影响。我们通常会分别调用dplyr，tidyr等。任何提示都是受欢迎的！
提前致谢！
答案 0 :(得分：19)
更新：截至2019年1月29日，递归依赖计数现在高达92。
tidyverse包目前有87个依赖项。
packrat，则必须在本地库中保存87个软件包的副本。如果您未使用packrat，可能会在6个月内更新并破坏您的闪亮应用。如果您一直关注性能并长期维护此应用程序，我建议尽量减少依赖关系并仅加载您实际使用的软件包。
sort(tools::package_dependencies(package="tidyverse", recursive=TRUE)$tidyverse)
# [1] "askpass" "assertthat" "backports"
# [4] "base64enc" "BH" "bindr"
# [7] "bindrcpp" "broom" "callr"
# [10] "cellranger" "cli" "clipr"
# [13] "colorspace" "crayon" "curl"
# [16] "DBI" "dbplyr" "digest"
# [19] "dplyr" "evaluate" "fansi"
# [22] "forcats" "fs" "generics"
# [25] "ggplot2" "glue" "graphics"
# [28] "grDevices" "grid" "gtable"
# [31] "haven" "highr" "hms"
# [34] "htmltools" "httr" "jsonlite"
# [37] "knitr" "labeling" "lattice"
# [40] "lazyeval" "lubridate" "magrittr"
# [43] "markdown" "MASS" "Matrix"
# [46] "methods" "mgcv" "mime"
# [49] "modelr" "munsell" "nlme"
# [52] "openssl" "pillar" "pkgconfig"
# [55] "plogr" "plyr" "prettyunits"
# [58] "processx" "progress" "ps"
# [61] "purrr" "R6" "RColorBrewer"
# [64] "Rcpp" "readr" "readxl"
# [67] "rematch" "reprex" "reshape2"
# [70] "rlang" "rmarkdown" "rstudioapi"
# [73] "rvest" "scales" "selectr"
# [76] "stats" "stringi" "stringr"
# [79] "sys" "tibble" "tidyr"
# [82] "tidyselect" "tinytex" "tools"
# [85] "utf8" "utils" "viridisLite"
# [88] "whisker" "withr" "xfun"
# [91] "xml2" "yaml"