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Avoid over-/underflow error in coin_select

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Adds fix for edge-cases involving small UTXOs (where value < fee) where the coin_select calculation would panic with overflow/underflow errors.
Bitcoin is limited to 21*(10^6), so any Bitcoin amount fits into i64.
This commit is contained in:
Daniel Karzel
2021-04-01 16:14:59 +11:00
parent 1e6b8e12b2
commit e5ecc7f541
2 changed files with 87 additions and 46 deletions
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@@ -24,6 +24,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
- Added `get_address(AddressIndex::Reset(u32))` which returns a derived address for a specified descriptor index and resets current index to the given value
- Added `get_psbt_input` to create the corresponding psbt input for a local utxo.
#### Fixed
- Fixed `coin_select` calculation for UTXOs where `value < fee` that caused over-/underflow errors.
## [v0.5.1] - [v0.5.0]
### Misc