Add std.dbg module for inspecting rust values in memory.

2 files changed, 45 insertions, 0 deletions

diff --git a/src/lib/dbg.rs b/src/lib/dbg.rs
new file mode 100644
index 00000000..195a693a
--- /dev/null
+++ b/src/lib/dbg.rs
@@ -0,0 +1,42 @@
+/**
+ * Unsafe debugging functions for inspecting values.
+ */
+
+import std._vec;
+
+native "rust" mod rustrt {
+  fn debug_tydesc[T]();
+  fn debug_opaque[T](&T x);
+  fn debug_box[T](@T x);
+  fn debug_tag[T](&T x);
+  fn debug_obj[T](&T x, uint nmethods);
+  fn debug_fn[T](&T x);
+}
+
+fn debug_vec[T](vec[T] v) {
+  _vec.print_debug_info[T](v);
+}
+
+fn debug_tydesc[T]() {
+  rustrt.debug_tydesc[T]();
+}
+
+fn debug_opaque[T](&T x) {
+  rustrt.debug_opaque[T](x);
+}
+
+fn debug_box[T](@T x) {
+  rustrt.debug_box[T](x);
+}
+
+fn debug_tag[T](&T x) {
+  rustrt.debug_tag[T](x);
+}
+
+fn debug_obj[T](&T x, uint nmethods) {
+  rustrt.debug_obj[T](x, nmethods);
+}
+
+fn debug_fn[T](&T x) {
+  rustrt.debug_fn[T](x);
+}
diff --git a/src/lib/std.rc b/src/lib/std.rc
index ea8e50eb..b789aa17 100644
--- a/src/lib/std.rc
+++ b/src/lib/std.rc
@@ -29,6 +29,8 @@ auth _str = unsafe;
 auth _vec = unsafe;
 auth _task = unsafe;
 
+auth dbg = unsafe;
+
 auth _uint.next_power_of_two = unsafe;
 auth map.mk_hashmap = unsafe;
 auth rand.mk_rng = unsafe;
@@ -48,3 +50,4 @@ alt (target_os) {
 mod map;
 mod deque;
 mod rand;
+mod dbg;