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chore: clarify negative time elapsed error #1012

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merged 3 commits into from
Jun 8, 2022
Merged

chore: clarify negative time elapsed error #1012

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6a4f902
chore: clarify negative time elapsed error
toteki Jun 8, 2022
21fadbb
cl++
toteki Jun 8, 2022
33ac25d
Merge branch 'main' into adam/errmsg
toteki Jun 8, 2022
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1 change: 1 addition & 0 deletions CHANGELOG.md
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Original file line number Diff line number Diff line change
Expand Up @@ -59,6 +59,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
- [962](https://github.com/umee-network/umee/pull/962) Streamline AccrueAllInterest
- [967](https://github.com/umee-network/umee/pull/962) Use taylor series of e^x for more accurate interest at high APY.
- [987](https://github.com/umee-network/umee/pull/987) Streamline x/leverage CLI tests
- [1012](https://github.com/umee-network/umee/pull/1012) Improve negative time elapsed error message

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

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8 changes: 3 additions & 5 deletions x/leverage/keeper/interest.go
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Expand Up @@ -4,7 +4,6 @@ import (
"fmt"

sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
gogotypes "github.com/gogo/protobuf/types"

"github.com/umee-network/umee/v2/x/leverage/types"
Expand Down Expand Up @@ -77,11 +76,10 @@ func (k Keeper) AccrueAllInterest(ctx sdk.Context) error {
}

// calculate time elapsed since last interest accrual (measured in years for APR math)
secondsElapsed := currentTime - prevInterestTime
if secondsElapsed < 0 {
return sdkerrors.Wrap(types.ErrNegativeTimeElapsed, fmt.Sprintf("%d seconds", secondsElapsed))
if currentTime < prevInterestTime {
return types.ErrNegativeTimeElapsed.Wrap(fmt.Sprintf("current: %d, prev: %d", currentTime, prevInterestTime))
}
yearsElapsed := sdk.NewDec(secondsElapsed).QuoInt64(types.SecondsPerYear)
yearsElapsed := sdk.NewDec(currentTime - prevInterestTime).QuoInt64(types.SecondsPerYear)

// fetch required parameters
tokens := k.GetAllRegisteredTokens(ctx)
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