forked from rstudio/rmarkdown
-
Notifications
You must be signed in to change notification settings - Fork 0
/
knit_print.R
42 lines (35 loc) · 1.04 KB
/
knit_print.R
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
knit_print.data.frame <- function(x, ...) {
context <- render_context()
# printing of certain expressions producing
# 'data.table' objects should be suppressed
printable <- TRUE
if ("data.table" %in% loadedNamespaces() &&
exists("shouldPrint", envir = asNamespace("data.table")))
{
shouldPrint <- get("shouldPrint", envir = asNamespace("data.table"))
printable <- tryCatch(
shouldPrint(x) || !inherits(x, "data.table"),
error = function(e) TRUE
)
}
if (!printable)
return(invisible(NULL))
if (!is.null(context$df_print)) {
if (identical(context$df_print, knitr::kable)) {
res = paste(c('<div class="kable-table">', '', knitr::kable(x), '', '</div>'),
collapse = "\n")
knitr::asis_output(res)
} else {
context$df_print(x)
}
} else {
print(x, ...)
}
}
#' @export
#' @importFrom knitr knit_print
knit_print.tbl_sql <- knit_print.data.frame
#' @export
knit_print.grouped_df <- knit_print.data.frame
#' @export
knit_print.rowwise_df <- knit_print.data.frame