From: Christophe Rhodes <csr21@cantab.net>
Date: Wed, 6 Apr 2011 07:57:45 +0000 (+0100)
Subject: support translation of t and nil
X-Git-Url: http://christophe.rhodes.io/gitweb/?p=swankr.git;a=commitdiff_plain;h=732c94730278306081266f7dee21f39cb5e44e12

support translation of t and nil

Parse them into TRUE and FALSE in the lisp->R translator
---

diff --git a/swank.R b/swank.R
index 00967c5..7dd9d5c 100644
--- a/swank.R
+++ b/swank.R
@@ -210,7 +210,14 @@ readSexpFromString <- function(string) {
     } else if(grepl("^[0-9]+\\.[0-9]+$", token)) {
       as.double(token)
     } else {
-      as.name(token)
+      name <- as.name(token)
+      if(name == quote(t)) {
+        TRUE
+      } else if(name == quote(nil)) {
+        FALSE
+      } else {
+        name
+      }
     }
   }
   readToken <- function() {