From 872f588ccbae850c7c92619756d6d613fe79d2a2 Mon Sep 17 00:00:00 2001
From: Graydon Hoare <graydon@mozilla.com>
Date: Wed, 14 Jul 2010 09:41:36 -0700
Subject: [PATCH] Sketch some not-quite-compiling code into comp/fe/lexer.rs.

---
 src/comp/fe/lexer.rs | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/src/comp/fe/lexer.rs b/src/comp/fe/lexer.rs
index e69de29bb2d..37684c22e4c 100644
--- a/src/comp/fe/lexer.rs
+++ b/src/comp/fe/lexer.rs
@@ -0,0 +1,20 @@
+import std._io.buf_reader;
+
+iter buffers(buf_reader rdr) -> vec[u8] {
+  while (true) {
+    let vec[u8] v = rdr.read();
+    if (std._vec.len[u8](v) == uint(0)) {
+      ret;
+    }
+    put v;
+  }
+}
+
+iter bytes(buf_reader rdr) -> u8 {
+  for each (vec[u8] buf in buffers(rdr)) {
+    for (u8 b in buf) {
+      // FIXME: doesn't compile at the moment.
+      // put b;
+    }
+  }
+}