CLEANUP: Remove internal workaround for fiery (<= 1.2.1); no longer needed for fiery (>= 1.3.0)

Author: HenrikBengtsson

.gitignore

@@ -23,3 +23,4 @@ revdep/data.sqlite
 revdep/checks/*
 revdep/library/*
 .Rdump
+.local/gh

DESCRIPTION

@@ -1,5 +1,5 @@
 Package: future
-Version: 1.67.0-9009
+Version: 1.67.0-9010
 Title: Unified Parallel and Distributed Processing in R for Everyone
 Depends:
     R (>= 3.2.0)
@@ -43,7 +43,7 @@ URL: https://future.futureverse.org, https://github.com/futureverse/future
 BugReports: https://github.com/futureverse/future/issues
 Language: en-US
 Encoding: UTF-8
-RoxygenNote: 7.3.2
+RoxygenNote: 7.3.3
 Roxygen: list(markdown = TRUE)
 Collate: 
     '000.bquote.R'

R/backend_api-11.SequentialFutureBackend-class.R

@@ -182,16 +182,7 @@ getFutureBackendConfigs.UniprocessFuture <- function(future, ...) {
 #' @aliases uniprocess
 #' @export
 sequential <- function(..., envir = parent.frame()) {
-  ## WORKAROUNDS:
-  ## (1) fiery calls sequential() directly
-  ##     https://github.com/thomasp85/fiery/issues/53
-  if (!"fiery" %in% loadedNamespaces()) {
-    stop("The future::sequential() function must never be called directly")
-  }
-  
-  f <- Future(..., envir = envir)
-  class(f) <- c("SequentialFuture", "UniprocessFuture", "Future")
-  f  
+  stop("The future::sequential() function must never be called directly")
 }
 class(sequential) <- c("sequential", "uniprocess", "future", "function")
 attr(sequential, "init") <- TRUE