Add NEWS item for renderUI bookmarking fix

Fixes #2138.

NEWS.md

@@ -17,6 +17,8 @@ shiny 1.1.0.9000
 
 * Added namespace support when freezing reactiveValue keys. [#2080](https://github.com/rstudio/shiny/pull/2080)
 
+* Fixed [#2138](https://github.com/rstudio/shiny/issues/2138): Inputs that are part of a `renderUI` were no longer restoring correctly from bookmarked state. [#2139](https://github.com/rstudio/shiny/pull/2139)
+
 ### Documentation Updates
 
 * Addressed [#1864](https://github.com/rstudio/shiny/issues/1864) by changing `optgroup` documentation to use `list` instead of `c`. ([#2084](https://github.com/rstudio/shiny/pull/2084))

R/bookmark-state.R

@@ -448,7 +448,13 @@ withRestoreContext <- function(ctx, expr) {
 
 # Is there a current restore context?
 hasCurrentRestoreContext <- function() {
-  restoreCtxStack$size() > 0
+  if (restoreCtxStack$size() > 0)
+    return(TRUE)
+  domain <- getDefaultReactiveDomain()
+  if (!is.null(domain) && !is.null(domain$restoreContext))
+    return(TRUE)
+  
+  return(FALSE)
 }
 
 # Call to access the current restore context. First look on the restore