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This commit is contained in:
A1300399510
124
.output/server/node_modules/side-channel/index.js
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124
.output/server/node_modules/side-channel/index.js
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'use strict';
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var GetIntrinsic = require('get-intrinsic');
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var callBound = require('call-bind/callBound');
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var inspect = require('object-inspect');
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var $TypeError = GetIntrinsic('%TypeError%');
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var $WeakMap = GetIntrinsic('%WeakMap%', true);
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var $Map = GetIntrinsic('%Map%', true);
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var $weakMapGet = callBound('WeakMap.prototype.get', true);
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var $weakMapSet = callBound('WeakMap.prototype.set', true);
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var $weakMapHas = callBound('WeakMap.prototype.has', true);
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var $mapGet = callBound('Map.prototype.get', true);
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var $mapSet = callBound('Map.prototype.set', true);
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var $mapHas = callBound('Map.prototype.has', true);
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/*
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* This function traverses the list returning the node corresponding to the
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* given key.
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*
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* That node is also moved to the head of the list, so that if it's accessed
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* again we don't need to traverse the whole list. By doing so, all the recently
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* used nodes can be accessed relatively quickly.
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*/
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var listGetNode = function (list, key) { // eslint-disable-line consistent-return
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for (var prev = list, curr; (curr = prev.next) !== null; prev = curr) {
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if (curr.key === key) {
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prev.next = curr.next;
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curr.next = list.next;
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list.next = curr; // eslint-disable-line no-param-reassign
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return curr;
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}
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}
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};
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var listGet = function (objects, key) {
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var node = listGetNode(objects, key);
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return node && node.value;
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};
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var listSet = function (objects, key, value) {
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var node = listGetNode(objects, key);
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if (node) {
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node.value = value;
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} else {
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// Prepend the new node to the beginning of the list
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objects.next = { // eslint-disable-line no-param-reassign
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key: key,
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next: objects.next,
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value: value
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};
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}
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};
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var listHas = function (objects, key) {
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return !!listGetNode(objects, key);
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};
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module.exports = function getSideChannel() {
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var $wm;
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var $m;
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var $o;
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var channel = {
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assert: function (key) {
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if (!channel.has(key)) {
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throw new $TypeError('Side channel does not contain ' + inspect(key));
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}
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},
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get: function (key) { // eslint-disable-line consistent-return
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if ($WeakMap && key && (typeof key === 'object' || typeof key === 'function')) {
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if ($wm) {
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return $weakMapGet($wm, key);
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}
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} else if ($Map) {
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if ($m) {
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return $mapGet($m, key);
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}
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} else {
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if ($o) { // eslint-disable-line no-lonely-if
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return listGet($o, key);
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}
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}
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},
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has: function (key) {
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if ($WeakMap && key && (typeof key === 'object' || typeof key === 'function')) {
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if ($wm) {
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return $weakMapHas($wm, key);
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}
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} else if ($Map) {
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if ($m) {
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return $mapHas($m, key);
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}
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} else {
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if ($o) { // eslint-disable-line no-lonely-if
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return listHas($o, key);
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}
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}
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return false;
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},
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set: function (key, value) {
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if ($WeakMap && key && (typeof key === 'object' || typeof key === 'function')) {
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if (!$wm) {
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$wm = new $WeakMap();
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}
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$weakMapSet($wm, key, value);
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} else if ($Map) {
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if (!$m) {
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$m = new $Map();
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}
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$mapSet($m, key, value);
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} else {
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if (!$o) {
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/*
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* Initialize the linked list as an empty node, so that we don't have
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* to special-case handling of the first node: we can always refer to
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* it as (previous node).next, instead of something like (list).head
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*/
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$o = { key: {}, next: null };
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}
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listSet($o, key, value);
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}
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}
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};
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return channel;
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};
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67
.output/server/node_modules/side-channel/package.json
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67
.output/server/node_modules/side-channel/package.json
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{
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"name": "side-channel",
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"version": "1.0.4",
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"description": "Store information about any JS value in a side channel. Uses WeakMap if available.",
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"main": "index.js",
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"exports": {
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"./package.json": "./package.json",
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".": [
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{
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"default": "./index.js"
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},
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"./index.js"
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]
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},
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"scripts": {
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"prepublish": "safe-publish-latest",
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"lint": "eslint .",
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"pretest": "npm run lint",
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"tests-only": "nyc tape 'test/**/*.js'",
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"test": "npm run tests-only",
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"posttest": "npx aud --production",
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"version": "auto-changelog && git add CHANGELOG.md",
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"postversion": "auto-changelog && git add CHANGELOG.md && git commit --no-edit --amend && git tag -f \"v$(node -e \"console.log(require('./package.json').version)\")\""
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},
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"repository": {
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"type": "git",
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"url": "git+https://github.com/ljharb/side-channel.git"
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},
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"keywords": [
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"weakmap",
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"map",
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"side",
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"channel",
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"metadata"
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],
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"author": "Jordan Harband <ljharb@gmail.com>",
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"funding": {
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"url": "https://github.com/sponsors/ljharb"
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},
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"license": "MIT",
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"bugs": {
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"url": "https://github.com/ljharb/side-channel/issues"
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},
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"homepage": "https://github.com/ljharb/side-channel#readme",
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"devDependencies": {
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"@ljharb/eslint-config": "^17.3.0",
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"aud": "^1.1.3",
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"auto-changelog": "^2.2.1",
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"eslint": "^7.16.0",
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"nyc": "^10.3.2",
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"safe-publish-latest": "^1.1.4",
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"tape": "^5.0.1"
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},
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"dependencies": {
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"call-bind": "^1.0.0",
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"get-intrinsic": "^1.0.2",
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"object-inspect": "^1.9.0"
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},
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"auto-changelog": {
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"output": "CHANGELOG.md",
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"template": "keepachangelog",
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"unreleased": false,
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"commitLimit": false,
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"backfillLimit": false,
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"hideCredit": true
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}
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}
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