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feat: allow zero offer collateral for single-funded DLCs #153

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Merged
bennyhodl merged 1 commit into from
Mar 23, 2026
Merged

feat: allow zero offer collateral for single-funded DLCs #153

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5 changes: 3 additions & 2 deletions ddk-manager/src/contract/contract_input.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -89,9 +89,10 @@ pub struct ContractInput {
impl ContractInput {
/// Validate the contract input parameters
pub fn validate(&self) -> Result<(), Error> {
if self.offer_collateral < DUST_LIMIT {
// Allow 0 collateral for single-funded DLCs, but non-zero must exceed dust limit
if self.offer_collateral > Amount::ZERO && self.offer_collateral < DUST_LIMIT {
return Err(Error::InvalidParameters(
"Offer collateral must be greater than dust limit.".to_string(),
"Non-zero offer collateral must be greater than dust limit.".to_string(),
));
}

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