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-rw-r--r--util/cache.lua10
1 files changed, 5 insertions, 5 deletions
diff --git a/util/cache.lua b/util/cache.lua
index e53bf4bf..074916cd 100644
--- a/util/cache.lua
+++ b/util/cache.lua
@@ -51,10 +51,13 @@ function cache_methods:set(k, v)
return true;
end
-- Check whether we need to remove oldest k/v
- local on_evict, evicted_key, evicted_value;
if self._count == self.size then
local tail = self._tail;
- on_evict, evicted_key, evicted_value = self._on_evict, tail.key, tail.value;
+ local on_evict, evicted_key, evicted_value = self._on_evict, tail.key, tail.value;
+ if on_evict ~= nil and (on_evict == false or on_evict(evicted_key, evicted_value) == false) then
+ -- Cache is full, and we're not allowed to evict
+ return false;
+ end
_remove(self, tail);
self._data[evicted_key] = nil;
end
@@ -62,9 +65,6 @@ function cache_methods:set(k, v)
m = { key = k, value = v, prev = nil, next = nil };
self._data[k] = m;
_insert(self, m);
- if on_evict and evicted_key then
- on_evict(evicted_key, evicted_value, self);
- end
return true;
end