all files / contracts/ BaseIRM.sol

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// SPDX-License-Identifier: GPL-2.0-or-later
 
pragma solidity ^0.8.0;
 
import "./BaseModule.sol";
 
abstract contract BaseIRM is BaseModule {
    constructor(uint moduleId_, bytes32 moduleGitCommit_) BaseModule(moduleId_, moduleGitCommit_) {}
 
    int96 internal constant MAX_ALLOWED_INTEREST_RATE = int96(int(uint(5 * 1e27) / SECONDS_PER_YEAR)); // 500% APR
    int96 internal constant MIN_ALLOWED_INTEREST_RATE = 0;
 
    function computeInterestRateImpl(address, uint32) internal virtual returns (int96);
 
    function computeInterestRate(address underlying, uint32 utilisation) external returns (int96) {
        int96 rate = computeInterestRateImpl(underlying, utilisation);
 
        Iif (rate > MAX_ALLOWED_INTEREST_RATE) rate = MAX_ALLOWED_INTEREST_RATE;
        else Iif (rate < MIN_ALLOWED_INTEREST_RATE) rate = MIN_ALLOWED_INTEREST_RATE;
 
        return rate;
    }
 
    function reset(address underlying, bytes calldata resetParams) external virtual {}
}