support widget lists ramnathv/htmlwidgets#110

yihui · May 18, 2015 · 7ba4253 · 7ba4253
1 parent 70e76e5
commit 7ba4253
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Showing 3 changed files with 8 additions and 1 deletion.
diff --git a/NAMESPACE b/NAMESPACE
@@ -10,6 +10,7 @@ S3method(wrap,character)
 S3method(wrap,default)
 S3method(wrap,error)
 S3method(wrap,knit_asis)
+S3method(wrap,knit_asis_list)
 S3method(wrap,list)
 S3method(wrap,message)
 S3method(wrap,recordedplot)

diff --git a/R/block.R b/R/block.R
@@ -346,7 +346,7 @@ inline_exec = function(
       v = withVisible(eval(parse_only(code[i]), envir = envir))
       if (v$visible) knit_print(v$value, inline = TRUE, options = opts_chunk$get())
     } else '??'
-    if (inherits(res, 'knit_asis')) res = wrap.knit_asis(res, inline = TRUE)
+    if (inherits(res, c('knit_asis', 'knit_asis_list'))) res = wrap(res, inline = TRUE)
     d = nchar(input)
     # replace with evaluated results
     stringr::str_sub(input, loc[i, 1], loc[i, 2]) = if (length(res)) {

diff --git a/R/output.R b/R/output.R
@@ -475,6 +475,12 @@ wrap.knit_asis = function(x, options, inline = FALSE) {
   knit_hooks$get('output')(x, options)
 }
 
+#' @export
+wrap.knit_asis_list = function(x, options, inline = FALSE) {
+  res = lapply(x, wrap, options = options, inline = inline)
+  paste(unlist(res), collapse = '\n')
+}
+
 #' @export
 wrap.source = function(x, options) {
   src = sub('\n$', '', x$src)