From e7dd579ebf14317e284f4f9641e4bf0b8f99022f Mon Sep 17 00:00:00 2001
From: Vladimir Vukicevic <vladimir@pobox.com>
Date: Fri, 12 Aug 2016 16:53:35 -0400
Subject: [PATCH] Ignore TOML failing to parse Cargo.lock, due to a bug

---
 python/tidy/servo_tidy/tidy.py | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/python/tidy/servo_tidy/tidy.py b/python/tidy/servo_tidy/tidy.py
index 8d989303b05e..f4b893bda8c4 100644
--- a/python/tidy/servo_tidy/tidy.py
+++ b/python/tidy/servo_tidy/tidy.py
@@ -298,8 +298,18 @@ def find_reverse_dependencies(dependency, version, content):
     # package names to be neglected (as named by cargo)
     exceptions = ["lazy_static"]
 
-    import toml
-    content = toml.loads(contents)
+    # toml.py has a bug(?) that we trip up in [metadata] sections;
+    # see https://github.com/uiri/toml/issues/61
+    # This should only affect a very few lines (that have embedded ?branch=...),
+    # and most of them won't be in the repo
+    try:
+        import toml
+        content = toml.loads(contents)
+    except:
+        print "WARNING!"
+        print "WARNING! toml parsing failed for Cargo.lock, but ignoring..."
+        print "WARNING!"
+        raise StopIteration
 
     packages = {}
     for package in content.get("package", []):