From: Christophe Rhodes <csr21@cantab.net>
Date: Sun, 20 Apr 2014 19:43:31 +0000 (+0100)
Subject: implement new slimefun swank:lookup-and-save-presented-object-or-lose
X-Git-Url: http://christophe.rhodes.io/gitweb/?a=commitdiff_plain;h=55bb6badd1c00884315aa19df9c5319e18787265;p=swankr.git

implement new slimefun swank:lookup-and-save-presented-object-or-lose

For better presentations
---

diff --git a/swank-presentations.R b/swank-presentations.R
index 6ac0e75..69488cf 100644
--- a/swank-presentations.R
+++ b/swank-presentations.R
@@ -4,6 +4,8 @@ savePresentedObject <- function(slimeConnection, value) {
   if(!exists("idToObject", envir=slimeConnection)) {
     assign("idToObject", new.env(), envir=slimeConnection)
   }
+  ## FIXME this should check for value already being present in the
+  ## idToObject map
   presentationCounter <<- presentationCounter + 1
   assign(as.character(presentationCounter), value, envir=slimeConnection$idToObject)
   presentationCounter
@@ -43,7 +45,12 @@ sendReplResultFunction <- presentReplResult
     stop(sprintf("attempt to access unrecorded object (id %d)", id))
   }
 }
-    
+
+`swank:lookup-and-save-presented-object-or-lose` <- function(slimeConnection, sldbState, id) {
+  obj <- `swank:lookup-presented-object-or-lose`(slimeConnection, sldbState, id)
+  savePresentedObject(slimeConnection, obj)
+}
+
 `swank:clear-repl-results` <- function(slimeConnection, sldbState) {
   if(!exists("idToObject", envir=slimeConnection)) {
     assign("idToObject", new.env(), envir=slimeConnection)