From: Christophe Rhodes <csr21@cantab.net>
Date: Tue, 31 Aug 2010 08:02:14 +0000 (+0100)
Subject: support swank:clear-repl-results in swank-presentations
X-Git-Url: http://christophe.rhodes.io/gitweb/?p=swankr.git;a=commitdiff_plain;h=1b24056279f85b8b6988f8d35eceaf98ba3dc615

support swank:clear-repl-results in swank-presentations

This makes my worry about lacking weak hash tables a bit less
pressing.
---

diff --git a/swank-presentations.R b/swank-presentations.R
index d2ed3f7..0832faf 100644
--- a/swank-presentations.R
+++ b/swank-presentations.R
@@ -45,3 +45,10 @@ sendReplResultFunction <- presentReplResult
   }
 }
     
+`swank:clear-repl-results` <- function(slimeConnection, sldbState) {
+  if(!exists("idToObject", envir=slimeConnection)) {
+    assign("idToObject", new.env(), envir=slimeConnection)
+  }
+  rm(list=ls(slimeConnection$idToObject), envir=slimeConnection$idToObject)
+  TRUE
+}