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gas optimization + prettier #1

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21 changes: 6 additions & 15 deletions src/Loopinator.sol
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Original file line number Diff line number Diff line change
@@ -1,45 +1,36 @@
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.14;

function map(
uint256[] memory numbers,
function (uint256) pure returns (uint256) func
) pure returns (uint256[] memory) {
function map(uint256[] memory numbers, function(uint256) pure returns (uint256) func) pure returns (uint256[] memory) {
uint256 length = numbers.length;
uint256[] memory newNumbers = new uint256[](length);
uint256 i;

for (i; i < length; ) {
for (uint256 i; i < length; ) {
newNumbers[i] = func(numbers[i]);
unchecked { ++i; }
}

return newNumbers;
}

function forEach(
uint256[] memory numbers,
function (uint256) pure func
) pure {
function forEach(uint256[] memory numbers, function(uint256) pure func) pure {
uint256 length = numbers.length;
uint256 i;

for (i; i < length; ) {
for (uint256 i; i < length; ) {
func(numbers[i]);
unchecked { ++i; }
}
}

function reduce(
uint256[] memory numbers,
function (uint256, uint256) pure returns (uint256) func,
function(uint256, uint256) pure returns (uint256) func,
uint256 initialValue
) pure returns (uint256) {
uint256 result = initialValue;
uint256 length = numbers.length;
uint256 i;

for (i; i < length; ) {
for (uint256 i; i < length; ) {
result = func(result, numbers[i]);
unchecked { ++i; }
}
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