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chain: getLocator refactor.

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This commit is contained in:
Christopher Jeffrey 2017-06-16 00:13:29 -07:00
parent fb8b9fac2b
commit b8c788c207
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1 changed files with 5 additions and 5 deletions
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10
lib/blockchain/chain.js
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@ -1867,12 +1867,9 @@ Chain.prototype._getLocator = co(function* getLocator(start) {
height = entry.height; height = entry.height;
main = yield entry.isMainChain(); main = yield entry.isMainChain();
while (hash) { hashes.push(hash);
hashes.push(hash);
if (height === 0)
break;
while (height > 0) {
height -= step; height -= step;
if (height < 0) if (height < 0)
@ -1885,11 +1882,14 @@ Chain.prototype._getLocator = co(function* getLocator(start) {
// If we're on the main chain, we can // If we're on the main chain, we can
// do a fast lookup of the hash. // do a fast lookup of the hash.
hash = yield this.db.getHash(height); hash = yield this.db.getHash(height);
assert(hash);
} else { } else {
entry = yield entry.getAncestor(height); entry = yield entry.getAncestor(height);
assert(entry); assert(entry);
hash = entry.hash; hash = entry.hash;
} }
hashes.push(hash);
} }
return hashes; return hashes;