docs: explain reasons of non-obvious disableCache (#16246)
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@ -2808,16 +2808,20 @@ export class Connection {
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throw new Error('!signature'); // should never happen
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}
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// If the signature of this transaction has not been seen before with the
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// current recentBlockhash, all done.
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const signature = transaction.signature.toString('base64');
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if (
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!this._blockhashInfo.simulatedSignatures.includes(signature) &&
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!this._blockhashInfo.transactionSignatures.includes(signature)
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) {
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// The signature of this transaction has not been seen before with the
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// current recentBlockhash, all done. Let's break
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this._blockhashInfo.simulatedSignatures.push(signature);
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break;
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} else {
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// This transaction would be treated as duplicate (its derived signature
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// matched to one of already recorded signatures).
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// So, we must fetch a new blockhash for a different signature by disabling
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// our cache not to wait for the cache expiration (BLOCKHASH_CACHE_TIMEOUT_MS).
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disableCache = true;
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}
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}
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@ -2863,13 +2867,17 @@ export class Connection {
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throw new Error('!signature'); // should never happen
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}
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// If the signature of this transaction has not been seen before with the
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// current recentBlockhash, all done.
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const signature = transaction.signature.toString('base64');
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if (!this._blockhashInfo.transactionSignatures.includes(signature)) {
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// The signature of this transaction has not been seen before with the
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// current recentBlockhash, all done. Let's break
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this._blockhashInfo.transactionSignatures.push(signature);
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break;
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} else {
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// This transaction would be treated as duplicate (its derived signature
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// matched to one of already recorded signatures).
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// So, we must fetch a new blockhash for a different signature by disabling
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// our cache not to wait for the cache expiration (BLOCKHASH_CACHE_TIMEOUT_MS).
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disableCache = true;
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}
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}
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