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add method add_data as a shortcut to create an OP_RETURN output, fix the dust check to consider only spendable output

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This commit is contained in:
Riccardo Casatta 2021-10-27 16:34:33 +02:00
parent 711510006b
commit fd51029197
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GPG Key ID: FD986A969E450397
2 changed files with 8 additions and 1 deletions
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2
src/wallet/mod.rs
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@ -601,7 +601,7 @@ where
let recipients = params.recipients.iter().map(|(r, v)| (r, *v)); let recipients = params.recipients.iter().map(|(r, v)| (r, *v));
for (index, (script_pubkey, value)) in recipients.enumerate() { for (index, (script_pubkey, value)) in recipients.enumerate() {
if value.is_dust() { if value.is_dust() && !script_pubkey.is_provably_unspendable() {
return Err(Error::OutputBelowDustLimit(index)); return Err(Error::OutputBelowDustLimit(index));
} }

7
src/wallet/tx_builder.rs
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@ -560,6 +560,13 @@ impl<'a, B, D: BatchDatabase, Cs: CoinSelectionAlgorithm<D>> TxBuilder<'a, B, D,
self self
} }
/// Add data as an output, using OP_RETURN
pub fn add_data(&mut self, data: &[u8]) -> &mut Self {
let script = Script::new_op_return(data);
self.add_recipient(script, 0u64);
self
}
/// Sets the address to *drain* excess coins to. /// Sets the address to *drain* excess coins to.
/// ///
/// Usually, when there are excess coins they are sent to a change address generated by the /// Usually, when there are excess coins they are sent to a change address generated by the