Avoid creating objects in .GlobalEnv · r-lib/callr@9f7665e (original) (raw)

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Original file line number	Diff line number	Diff line change
Expand Up	@@ -521,25 +521,33 @@ rs__status_expr <- function(code, text = "", fd = 3L) {

rs__prehook <- function(stdout, stderr) {
oexpr <- if (!is.null(stdout)) substitute({
env <- as.environment("tools:callr")$`__callr_data__`
env$.__stdout__ <- env$pxlib$set_stdout_file(`__fn__`)
assign(
".__stdout__",
as.environment("tools:callr")$`__callr_data__`$pxlib$
set_stdout_file(`__fn__`),
envir = as.environment("tools:callr")$`__callr_data__`)
}, list(`__fn__` = stdout))
eexpr <- if (!is.null(stderr)) substitute({
env <- as.environment("tools:callr")$`__callr_data__`
env$.__stderr__ <- env$pxlib$set_stderr_file(`__fn__`)
assign(
".__stderr__",
as.environment("tools:callr")$`__callr_data__`$pxlib$
set_stderr_file(`__fn__`),
envir = as.environment("tools:callr")$`__callr_data__`)
}, list(`__fn__` = stderr))

substitute({ o; e }, list(o = oexpr, e = eexpr))
}

rs__posthook <- function(stdout, stderr) {
oexpr <- if (!is.null(stdout)) substitute({
env <- as.environment("tools:callr")$`__callr_data__`
env$pxlib$set_stdout(env$.__stdout__)
as.environment("tools:callr")$`__callr_data__`$
pxlib$set_stdout(as.environment("tools:callr")$`__callr_data__`$
.__stdout__)
})
eexpr <- if (!is.null(stderr)) substitute({
env <- as.environment("tools:callr")$`__callr_data__`
env$pxlib$set_stderr(env$.__stderr__)
as.environment("tools:callr")$`__callr_data__`$
pxlib$set_stderr(as.environment("tools:callr")$`__callr_data__`$
.__stderr__)
})

substitute({ o; e }, list(o = oexpr, e = eexpr))
Expand Down