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Add internal overrideable _flashFee in ERC20FlashMint #3551

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merged 14 commits into from
Jul 22, 2022
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Merge branch 'master' into fix/internal-flashFee-#3331
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frangio authored Jul 21, 2022
commit 1def156a8daff0330dabec38bdf4b1ea26c8133e
1 change: 1 addition & 0 deletions CHANGELOG.md
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* `ERC721`: optimize transfers by making approval clearing implicit instead of emitting an event. ([#3481](https://github.com/OpenZeppelin/openzeppelin-contracts/pull/3481))
* `ERC721`: optimize burn by making approval clearing implicit instead of emitting an event. ([#3538](https://github.com/OpenZeppelin/openzeppelin-contracts/pull/3538))
* `ReentrancyGuard`: Reduce code size impact of the modifier by using internal functions. ([#3515](https://github.com/OpenZeppelin/openzeppelin-contracts/pull/3515))
* `SafeCast`: optimize downcasting of signed integers. ([#3565](https://github.com/OpenZeppelin/openzeppelin-contracts/pull/3565))
* `ERC20FlashMint`: add an internal `_flashFee` function for overriding. ([#3551](https://github.com/OpenZeppelin/openzeppelin-contracts/pull/3551))

### Compatibility Note
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