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authorErick Tryzelaar <erick.tryzelaar@gmail.com>2014-02-21 21:33:23 -0800
committerErick Tryzelaar <erick.tryzelaar@gmail.com>2014-02-21 21:33:23 -0800
commitd223dd1e57cc412aa2eff28e6604f86b9f013083 (patch)
treeaa8d3f01f77b0a74c024d1632df29d5a95f4724e /src/etc/generate-deriving-span-tests.py
parent0135b521ad38615e9a07aac54d9c22627af57ca4 (diff)
downloadrust-d223dd1e57cc412aa2eff28e6604f86b9f013083.tar.gz
rust-d223dd1e57cc412aa2eff28e6604f86b9f013083.zip
std: rewrite Hash to make it more generic
This patch merges IterBytes and Hash traits, which clears up the
confusion of using `#[deriving(IterBytes)]` to support hashing.
Instead, it now is much easier to use the new `#[deriving(Hash)]`
for making a type hashable with a stream hash.

Furthermore, it supports custom non-stream-based hashers, such as
if a value's hash was cached in a database.

This does not yet replace the old IterBytes-hash with this new
version.
Diffstat (limited to 'src/etc/generate-deriving-span-tests.py')
-rwxr-xr-xsrc/etc/generate-deriving-span-tests.py3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/etc/generate-deriving-span-tests.py b/src/etc/generate-deriving-span-tests.py
index ecf58d55576..cf895d2b6de 100755
--- a/src/etc/generate-deriving-span-tests.py
+++ b/src/etc/generate-deriving-span-tests.py
@@ -119,7 +119,8 @@ for (trait, supers, errs) in [('Rand', [], 1),
                               ('Clone', [], 1), ('DeepClone', ['Clone'], 1),
                               ('Eq', [], 2), ('Ord', [], 8),
                               ('TotalEq', [], 1), ('TotalOrd', ['TotalEq'], 1),
-                              ('Show', [], 1)]:
+                              ('Show', [], 1),
+                              ('Hash', [], 1)]:
     traits[trait] = (ALL, supers, errs)
 
 for (trait, (types, super_traits, error_count)) in traits.items():