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log errors when db queries fails

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This commit is contained in:
debris 2016-04-15 19:32:30 +02:00
parent 295efdba55
commit 5c4086bf8e
1 changed files with 20 additions and 8 deletions
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28
ethcore/src/db.rs
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@ -41,21 +41,33 @@ pub trait Readable {
impl Writable for DBTransaction { impl Writable for DBTransaction {
fn write<T>(&self, key: &Key<T>, value: &T) where T: Encodable { fn write<T>(&self, key: &Key<T>, value: &T) where T: Encodable {
self.put(&key.key(), &encode(value)) let result = self.put(&key.key(), &encode(value));
.expect("db put failed"); if let Err(err) = result {
panic!("db put failed, key: {:?}, err: {:?}", key.key(), err);
}
} }
} }
impl Readable for Database { impl Readable for Database {
fn read<T>(&self, key: &Key<T>) -> Option<T> where T: Decodable { fn read<T>(&self, key: &Key<T>) -> Option<T> where T: Decodable {
self.get(&key.key()) let result = self.get(&key.key());
.expect("db get failed")
.map(|v| decode(&v)) match result {
Ok(option) => option.map(|v| decode(&v)),
Err(err) => {
panic!("db get failed, key: {:?}, err: {:?}", key.key(), err);
}
}
} }
fn exists<T>(&self, key: &Key<T>) -> bool { fn exists<T>(&self, key: &Key<T>) -> bool {
self.get(&key.key()) let result = self.get(&key.key());
.expect("db get failed")
.is_some() match result {
Ok(v) => v.is_some(),
Err(err) => {
panic!("db get failed, key: {:?}, err: {:?}", key.key(), err);
}
}
} }
} }