Rcpp (>= 0.11.0), utils, promises, later (>= 0.7.1)
Rcpp (>= 0.11.0), utils, promises, later (>= 0.7.2)
Rcpp (>= 0.11.0), utils, promises, later (>= 0.7.3)
Rcpp (>= 1.0.7), utils, R6, promises, later (>= 0.8.0)
later (>= 0.8.0), promises, R6, Rcpp (>= 1.0.7), utils
callr, curl, jsonlite, testthat, websocket