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fix: Interpret x/0 collateral liquidity as 100% #1357

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merged 8 commits into from
Sep 8, 2022
Merged

fix: Interpret x/0 collateral liquidity as 100% #1357

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610d3df
fix 0/0 collateral liquidity
toteki Sep 8, 2022
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toteki Sep 8, 2022
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Merge branch 'main' into adam/fix
toteki Sep 8, 2022
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Merge branch 'main' into adam/fix
khoerling Sep 8, 2022
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Merge branch 'main' into adam/fix
khoerling Sep 8, 2022
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toteki Sep 8, 2022
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1 change: 1 addition & 0 deletions CHANGELOG.md
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Expand Up @@ -113,6 +113,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
- [1018](https://github.com/umee-network/umee/pull/1018) Return nil if negative time elapsed from the last block happens.
- [1156](https://github.com/umee-network/umee/pull/1156) Propagate context correctly.
- [1288](https://github.com/umee-network/umee/pull/1288) Safeguards LastInterestTime against time reversals and unintended interest from hard forks.
- [1357](https://github.com/umee-network/umee/pull/1357) Interptex x/0 collateral liquidity as 100%

## [v2.0.2](https://github.com/umee-network/umee/releases/tag/v2.0.2) - 2022-05-13

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4 changes: 2 additions & 2 deletions x/leverage/keeper/collateral.go
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Expand Up @@ -144,9 +144,9 @@ func (k Keeper) CollateralLiquidity(ctx sdk.Context, denom string) sdk.Dec {
exchangeRate := k.DeriveExchangeRate(ctx, denom)
liquidity := k.AvailableLiquidity(ctx, denom)

// Zero collateral will be interpreted as having no liquidity
// Zero collateral will be interpreted as full liquidity
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if totalCollateral.IsZero() {
return sdk.ZeroDec()
return sdk.OneDec()
}

collateralLiquidity := toDec(liquidity).Quo(exchangeRate.MulInt(totalCollateral.Amount))
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