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代码格式fix

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This commit is contained in:
Xargin 2016-07-21 14:44:21 +08:00
parent caa6653b3d
commit 9eb16a52f2
1 changed files with 3 additions and 2 deletions
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5
ch9/ch9-07.md
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@ -163,12 +163,13 @@ type Memo struct {
// Get is concurrency-safe.
func (memo *Memo) Get(key string) (value interface{}, err error) {
res, ok := memo.cache[key] if!ok{
res, ok := memo.cache[key]
if !ok {
res.value, res.err = memo.f(key)
memo.cache[key] = res
memo.mu.Lock()
res, ok := memo.cache[key]
if !ok {
if !ok {
res.value, res.err = memo.f(key)
memo.cache[key] = res
}