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Improve naming consystency in EnumerableSet (#5776)

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This commit is contained in:
Hadrien Croubois
2025-07-03 21:29:43 +02:00
committed by GitHub
parent 292b3542fc
commit 5936cd8025
2 changed files with 63 additions and 63 deletions
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42
scripts/generate/templates/EnumerableSet.js
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@ -324,12 +324,12 @@ struct ${name} {
* Returns true if the value was added to the set, that is if it was not
* already present.
*/
function add(${name} storage self, ${value.type} memory value) internal returns (bool) {
if (!contains(self, value)) {
self._values.push(value);
function add(${name} storage set, ${value.type} memory value) internal returns (bool) {
if (!contains(set, value)) {
set._values.push(value);
// The value is stored at length-1, but we add 1 to all indexes
// and use 0 as a sentinel value
self._positions[value] = self._values.length;
set._positions[value] = set._values.length;
return true;
} else {
return false;
@ -342,33 +342,33 @@ function add(${name} storage self, ${value.type} memory value) internal returns
* Returns true if the value was removed from the set, that is if it was
* present.
*/
function remove(${name} storage self, ${value.type} memory value) internal returns (bool) {
function remove(${name} storage set, ${value.type} memory value) internal returns (bool) {
// We cache the value's position to prevent multiple reads from the same storage slot
uint256 position = self._positions[value];
uint256 position = set._positions[value];
if (position != 0) {
// Equivalent to contains(self, value)
// Equivalent to contains(set, value)
// To delete an element from the _values array in O(1), we swap the element to delete with the last one in
// the array, and then remove the last element (sometimes called as 'swap and pop').
// This modifies the order of the array, as noted in {at}.
uint256 valueIndex = position - 1;
uint256 lastIndex = self._values.length - 1;
uint256 lastIndex = set._values.length - 1;
if (valueIndex != lastIndex) {
${value.type} memory lastValue = self._values[lastIndex];
${value.type} memory lastValue = set._values[lastIndex];
// Move the lastValue to the index where the value to delete is
self._values[valueIndex] = lastValue;
set._values[valueIndex] = lastValue;
// Update the tracked position of the lastValue (that was just moved)
self._positions[lastValue] = position;
set._positions[lastValue] = position;
}
// Delete the slot where the moved value was stored
self._values.pop();
set._values.pop();
// Delete the tracked position for the deleted slot
delete self._positions[value];
delete set._positions[value];
return true;
} else {
@ -393,15 +393,15 @@ function clear(${name} storage set) internal {
/**
* @dev Returns true if the value is in the set. O(1).
*/
function contains(${name} storage self, ${value.type} memory value) internal view returns (bool) {
return self._positions[value] != 0;
function contains(${name} storage set, ${value.type} memory value) internal view returns (bool) {
return set._positions[value] != 0;
}
/**
* @dev Returns the number of values on the set. O(1).
*/
function length(${name} storage self) internal view returns (uint256) {
return self._values.length;
function length(${name} storage set) internal view returns (uint256) {
return set._values.length;
}
/**
@ -414,8 +414,8 @@ function length(${name} storage self) internal view returns (uint256) {
*
* - \`index\` must be strictly less than {length}.
*/
function at(${name} storage self, uint256 index) internal view returns (${value.type} memory) {
return self._values[index];
function at(${name} storage set, uint256 index) internal view returns (${value.type} memory) {
return set._values[index];
}
/**
@ -426,8 +426,8 @@ function at(${name} storage self, uint256 index) internal view returns (${value.
* this function has an unbounded cost, and using it as part of a state-changing function may render the function
* uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block.
*/
function values(${name} storage self) internal view returns (${value.type}[] memory) {
return self._values;
function values(${name} storage set) internal view returns (${value.type}[] memory) {
return set._values;
}
/**