10 files changed, 394 insertions, 0 deletions
diff --git a/school/node_modules/side-channel/.eslintignore b/school/node_modules/side-channel/.eslintignore
new file mode 100644
index 0000000..404abb2
--- /dev/null
+++ b/school/node_modules/side-channel/.eslintignore
@@ -0,0 +1 @@
+coverage/
diff --git a/school/node_modules/side-channel/.eslintrc b/school/node_modules/side-channel/.eslintrc
new file mode 100644
index 0000000..850ac1f
--- /dev/null
+++ b/school/node_modules/side-channel/.eslintrc
@@ -0,0 +1,11 @@
+{
+	"root": true,
+
+	"extends": "@ljharb",
+
+	"rules": {
+		"max-lines-per-function": 0,
+		"max-params": 0,
+		"new-cap": [2, { "capIsNewExceptions": ["GetIntrinsic"] }],
+	},
+}
diff --git a/school/node_modules/side-channel/.github/FUNDING.yml b/school/node_modules/side-channel/.github/FUNDING.yml
new file mode 100644
index 0000000..2a94840
--- /dev/null
+++ b/school/node_modules/side-channel/.github/FUNDING.yml
@@ -0,0 +1,12 @@
+# These are supported funding model platforms
+
+github: [ljharb]
+patreon: # Replace with a single Patreon username
+open_collective: # Replace with a single Open Collective username
+ko_fi: # Replace with a single Ko-fi username
+tidelift: npm/side-channel
+community_bridge: # Replace with a single Community Bridge project-name e.g., cloud-foundry
+liberapay: # Replace with a single Liberapay username
+issuehunt: # Replace with a single IssueHunt username
+otechie: # Replace with a single Otechie username
+custom: # Replace with up to 4 custom sponsorship URLs e.g., ['link1', 'link2']
diff --git a/school/node_modules/side-channel/.nycrc b/school/node_modules/side-channel/.nycrc
new file mode 100644
index 0000000..1826526
--- /dev/null
+++ b/school/node_modules/side-channel/.nycrc
@@ -0,0 +1,13 @@
+{
+	"all": true,
+	"check-coverage": false,
+	"reporter": ["text-summary", "text", "html", "json"],
+	"lines": 86,
+	"statements": 85.93,
+	"functions": 82.43,
+	"branches": 76.06,
+	"exclude": [
+		"coverage",
+		"test"
+	]
+}
diff --git a/school/node_modules/side-channel/CHANGELOG.md b/school/node_modules/side-channel/CHANGELOG.md
new file mode 100644
index 0000000..a3d161f
--- /dev/null
+++ b/school/node_modules/side-channel/CHANGELOG.md
@@ -0,0 +1,65 @@
+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## [v1.0.4](https://github.com/ljharb/side-channel/compare/v1.0.3...v1.0.4) - 2020-12-29
+
+### Commits
+
+- [Tests] migrate tests to Github Actions [`10909cb`](https://github.com/ljharb/side-channel/commit/10909cbf8ce9c0bf96f604cf13d7ffd5a22c2d40)
+- [Refactor] Use a linked list rather than an array, and move accessed nodes to the beginning [`195613f`](https://github.com/ljharb/side-channel/commit/195613f28b5c1e6072ef0b61b5beebaf2b6a304e)
+- [meta] do not publish github action workflow files [`290ec29`](https://github.com/ljharb/side-channel/commit/290ec29cd21a60585145b4a7237ec55228c52c27)
+- [Tests] run `nyc` on all tests; use `tape` runner [`ea6d030`](https://github.com/ljharb/side-channel/commit/ea6d030ff3fe6be2eca39e859d644c51ecd88869)
+- [actions] add "Allow Edits" workflow [`d464d8f`](https://github.com/ljharb/side-channel/commit/d464d8fe52b5eddf1504a0ed97f0941a90f32c15)
+- [Dev Deps] update `eslint`, `@ljharb/eslint-config`, `aud`, `auto-changelog` [`02daca8`](https://github.com/ljharb/side-channel/commit/02daca87c6809821c97be468d1afa2f5ef447383)
+- [Refactor] use `call-bind` and `get-intrinsic` instead of `es-abstract` [`e09d481`](https://github.com/ljharb/side-channel/commit/e09d481528452ebafa5cdeae1af665c35aa2deee)
+- [Deps] update `object.assign` [`ee83aa8`](https://github.com/ljharb/side-channel/commit/ee83aa81df313b5e46319a63adb05cf0c179079a)
+- [actions] update rebase action to use checkout v2 [`7726b0b`](https://github.com/ljharb/side-channel/commit/7726b0b058b632fccea709f58960871defaaa9d7)
+
+## [v1.0.3](https://github.com/ljharb/side-channel/compare/v1.0.2...v1.0.3) - 2020-08-23
+
+### Commits
+
+- [Dev Deps] update `eslint`, `@ljharb/eslint-config`, `aud`, `auto-changelog`, `tape` [`1f10561`](https://github.com/ljharb/side-channel/commit/1f105611ef3acf32dec8032ae5c0baa5e56bb868)
+- [Deps] update `es-abstract`, `object-inspect` [`bc20159`](https://github.com/ljharb/side-channel/commit/bc201597949a505e37cef9eaf24c7010831e6f03)
+- [Dev Deps] update `@ljharb/eslint-config`, `tape` [`b9b2b22`](https://github.com/ljharb/side-channel/commit/b9b2b225f9e0ea72a6ec2b89348f0bd690bc9ed1)
+- [Dev Deps] update `eslint`, `@ljharb/eslint-config`, `tape` [`7055ab4`](https://github.com/ljharb/side-channel/commit/7055ab4de0860606efd2003674a74f1fe6ebc07e)
+- [Dev Deps] update `auto-changelog`; add `aud` [`d278c37`](https://github.com/ljharb/side-channel/commit/d278c37d08227be4f84aa769fcd919e73feeba40)
+- [actions] switch Automatic Rebase workflow to `pull_request_target` event [`3bcf982`](https://github.com/ljharb/side-channel/commit/3bcf982faa122745b39c33ce83d32fdf003741c6)
+- [Tests] only audit prod deps [`18d01c4`](https://github.com/ljharb/side-channel/commit/18d01c4015b82a3d75044c4d5ba7917b2eac01ec)
+- [Deps] update `es-abstract` [`6ab096d`](https://github.com/ljharb/side-channel/commit/6ab096d9de2b482cf5e0717e34e212f5b2b9bc9a)
+- [Dev Deps] update `tape` [`9dc174c`](https://github.com/ljharb/side-channel/commit/9dc174cc651dfd300b4b72da936a0a7eda5f9452)
+- [Deps] update `es-abstract` [`431d0f0`](https://github.com/ljharb/side-channel/commit/431d0f0ff11fbd2ae6f3115582a356d3a1cfce82)
+- [Deps] update `es-abstract` [`49869fd`](https://github.com/ljharb/side-channel/commit/49869fd323bf4453f0ba515c0fb265cf5ab7b932)
+- [meta] Add package.json to package's exports [`77d9cdc`](https://github.com/ljharb/side-channel/commit/77d9cdceb2a9e47700074f2ae0c0a202e7dac0d4)
+
+## [v1.0.2](https://github.com/ljharb/side-channel/compare/v1.0.1...v1.0.2) - 2019-12-20
+
+### Commits
+
+- [Dev Deps] update `@ljharb/eslint-config`, `tape` [`4a526df`](https://github.com/ljharb/side-channel/commit/4a526df44e4701566ed001ec78546193f818b082)
+- [Deps] update `es-abstract` [`d4f6e62`](https://github.com/ljharb/side-channel/commit/d4f6e629b6fb93a07415db7f30d3c90fd7f264fe)
+
+## [v1.0.1](https://github.com/ljharb/side-channel/compare/v1.0.0...v1.0.1) - 2019-12-01
+
+### Commits
+
+- [Fix] add missing "exports" [`d212907`](https://github.com/ljharb/side-channel/commit/d2129073abf0701a5343bf28aa2145617604dc2e)
+
+## v1.0.0 - 2019-12-01
+
+### Commits
+
+- Initial implementation [`dbebd3a`](https://github.com/ljharb/side-channel/commit/dbebd3a4b5ed64242f9a6810efe7c4214cd8cde4)
+- Initial tests [`73bdefe`](https://github.com/ljharb/side-channel/commit/73bdefe568c9076cf8c0b8719bc2141aec0e19b8)
+- Initial commit [`43c03e1`](https://github.com/ljharb/side-channel/commit/43c03e1c2849ec50a87b7a5cd76238a62b0b8770)
+- npm init [`5c090a7`](https://github.com/ljharb/side-channel/commit/5c090a765d66a5527d9889b89aeff78dee91348c)
+- [meta] add `auto-changelog` [`a5c4e56`](https://github.com/ljharb/side-channel/commit/a5c4e5675ec02d5eb4d84b4243aeea2a1d38fbec)
+- [actions] add automatic rebasing / merge commit blocking [`bab1683`](https://github.com/ljharb/side-channel/commit/bab1683d8f9754b086e94397699fdc645e0d7077)
+- [meta] add `funding` field; create FUNDING.yml [`63d7aea`](https://github.com/ljharb/side-channel/commit/63d7aeaf34f5650650ae97ca4b9fae685bd0937c)
+- [Tests] add `npm run lint` [`46a5a81`](https://github.com/ljharb/side-channel/commit/46a5a81705cd2664f83df232c01dbbf2ee952885)
+- Only apps should have lockfiles [`8b16b03`](https://github.com/ljharb/side-channel/commit/8b16b0305f00895d90c4e2e5773c854cfea0e448)
+- [meta] add `safe-publish-latest` [`2f098ef`](https://github.com/ljharb/side-channel/commit/2f098ef092a39399cfe548b19a1fc03c2fd2f490)
diff --git a/school/node_modules/side-channel/LICENSE b/school/node_modules/side-channel/LICENSE
new file mode 100644
index 0000000..3900dd7
--- /dev/null
+++ b/school/node_modules/side-channel/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2019 Jordan Harband
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/school/node_modules/side-channel/README.md b/school/node_modules/side-channel/README.md
new file mode 100644
index 0000000..7fa4f06
--- /dev/null
+++ b/school/node_modules/side-channel/README.md
@@ -0,0 +1,2 @@
+# side-channel
+Store information about any JS value in a side channel. Uses WeakMap if available.
diff --git a/school/node_modules/side-channel/index.js b/school/node_modules/side-channel/index.js
new file mode 100644
index 0000000..f1c4826
--- /dev/null
+++ b/school/node_modules/side-channel/index.js
@@ -0,0 +1,124 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+var callBound = require('call-bind/callBound');
+var inspect = require('object-inspect');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+var $WeakMap = GetIntrinsic('%WeakMap%', true);
+var $Map = GetIntrinsic('%Map%', true);
+
+var $weakMapGet = callBound('WeakMap.prototype.get', true);
+var $weakMapSet = callBound('WeakMap.prototype.set', true);
+var $weakMapHas = callBound('WeakMap.prototype.has', true);
+var $mapGet = callBound('Map.prototype.get', true);
+var $mapSet = callBound('Map.prototype.set', true);
+var $mapHas = callBound('Map.prototype.has', true);
+
+/*
+ * This function traverses the list returning the node corresponding to the
+ * given key.
+ *
+ * That node is also moved to the head of the list, so that if it's accessed
+ * again we don't need to traverse the whole list. By doing so, all the recently
+ * used nodes can be accessed relatively quickly.
+ */
+var listGetNode = function (list, key) { // eslint-disable-line consistent-return
+	for (var prev = list, curr; (curr = prev.next) !== null; prev = curr) {
+		if (curr.key === key) {
+			prev.next = curr.next;
+			curr.next = list.next;
+			list.next = curr; // eslint-disable-line no-param-reassign
+			return curr;
+		}
+	}
+};
+
+var listGet = function (objects, key) {
+	var node = listGetNode(objects, key);
+	return node && node.value;
+};
+var listSet = function (objects, key, value) {
+	var node = listGetNode(objects, key);
+	if (node) {
+		node.value = value;
+	} else {
+		// Prepend the new node to the beginning of the list
+		objects.next = { // eslint-disable-line no-param-reassign
+			key: key,
+			next: objects.next,
+			value: value
+		};
+	}
+};
+var listHas = function (objects, key) {
+	return !!listGetNode(objects, key);
+};
+
+module.exports = function getSideChannel() {
+	var $wm;
+	var $m;
+	var $o;
+	var channel = {
+		assert: function (key) {
+			if (!channel.has(key)) {
+				throw new $TypeError('Side channel does not contain ' + inspect(key));
+			}
+		},
+		get: function (key) { // eslint-disable-line consistent-return
+			if ($WeakMap && key && (typeof key === 'object' || typeof key === 'function')) {
+				if ($wm) {
+					return $weakMapGet($wm, key);
+				}
+			} else if ($Map) {
+				if ($m) {
+					return $mapGet($m, key);
+				}
+			} else {
+				if ($o) { // eslint-disable-line no-lonely-if
+					return listGet($o, key);
+				}
+			}
+		},
+		has: function (key) {
+			if ($WeakMap && key && (typeof key === 'object' || typeof key === 'function')) {
+				if ($wm) {
+					return $weakMapHas($wm, key);
+				}
+			} else if ($Map) {
+				if ($m) {
+					return $mapHas($m, key);
+				}
+			} else {
+				if ($o) { // eslint-disable-line no-lonely-if
+					return listHas($o, key);
+				}
+			}
+			return false;
+		},
+		set: function (key, value) {
+			if ($WeakMap && key && (typeof key === 'object' || typeof key === 'function')) {
+				if (!$wm) {
+					$wm = new $WeakMap();
+				}
+				$weakMapSet($wm, key, value);
+			} else if ($Map) {
+				if (!$m) {
+					$m = new $Map();
+				}
+				$mapSet($m, key, value);
+			} else {
+				if (!$o) {
+					/*
+					 * Initialize the linked list as an empty node, so that we don't have
+					 * to special-case handling of the first node: we can always refer to
+					 * it as (previous node).next, instead of something like (list).head
+					 */
+					$o = { key: {}, next: null };
+				}
+				listSet($o, key, value);
+			}
+		}
+	};
+	return channel;
+};
diff --git a/school/node_modules/side-channel/package.json b/school/node_modules/side-channel/package.json
new file mode 100644
index 0000000..a3e33f6
--- /dev/null
+++ b/school/node_modules/side-channel/package.json
@@ -0,0 +1,67 @@
+{
+	"name": "side-channel",
+	"version": "1.0.4",
+	"description": "Store information about any JS value in a side channel. Uses WeakMap if available.",
+	"main": "index.js",
+	"exports": {
+		"./package.json": "./package.json",
+		".": [
+			{
+				"default": "./index.js"
+			},
+			"./index.js"
+		]
+	},
+	"scripts": {
+		"prepublish": "safe-publish-latest",
+		"lint": "eslint .",
+		"pretest": "npm run lint",
+		"tests-only": "nyc tape 'test/**/*.js'",
+		"test": "npm run tests-only",
+		"posttest": "npx aud --production",
+		"version": "auto-changelog && git add CHANGELOG.md",
+		"postversion": "auto-changelog && git add CHANGELOG.md && git commit --no-edit --amend && git tag -f \"v$(node -e \"console.log(require('./package.json').version)\")\""
+	},
+	"repository": {
+		"type": "git",
+		"url": "git+https://github.com/ljharb/side-channel.git"
+	},
+	"keywords": [
+		"weakmap",
+		"map",
+		"side",
+		"channel",
+		"metadata"
+	],
+	"author": "Jordan Harband <ljharb@gmail.com>",
+	"funding": {
+		"url": "https://github.com/sponsors/ljharb"
+	},
+	"license": "MIT",
+	"bugs": {
+		"url": "https://github.com/ljharb/side-channel/issues"
+	},
+	"homepage": "https://github.com/ljharb/side-channel#readme",
+	"devDependencies": {
+		"@ljharb/eslint-config": "^17.3.0",
+		"aud": "^1.1.3",
+		"auto-changelog": "^2.2.1",
+		"eslint": "^7.16.0",
+		"nyc": "^10.3.2",
+		"safe-publish-latest": "^1.1.4",
+		"tape": "^5.0.1"
+	},
+	"dependencies": {
+		"call-bind": "^1.0.0",
+		"get-intrinsic": "^1.0.2",
+		"object-inspect": "^1.9.0"
+	},
+	"auto-changelog": {
+		"output": "CHANGELOG.md",
+		"template": "keepachangelog",
+		"unreleased": false,
+		"commitLimit": false,
+		"backfillLimit": false,
+		"hideCredit": true
+	}
+}
diff --git a/school/node_modules/side-channel/test/index.js b/school/node_modules/side-channel/test/index.js
new file mode 100644
index 0000000..3b92ef7
--- /dev/null
+++ b/school/node_modules/side-channel/test/index.js
@@ -0,0 +1,78 @@
+'use strict';
+
+var test = require('tape');
+
+var getSideChannel = require('../');
+
+test('export', function (t) {
+	t.equal(typeof getSideChannel, 'function', 'is a function');
+	t.equal(getSideChannel.length, 0, 'takes no arguments');
+
+	var channel = getSideChannel();
+	t.ok(channel, 'is truthy');
+	t.equal(typeof channel, 'object', 'is an object');
+
+	t.end();
+});
+
+test('assert', function (t) {
+	var channel = getSideChannel();
+	t['throws'](
+		function () { channel.assert({}); },
+		TypeError,
+		'nonexistent value throws'
+	);
+
+	var o = {};
+	channel.set(o, 'data');
+	t.doesNotThrow(function () { channel.assert(o); }, 'existent value noops');
+
+	t.end();
+});
+
+test('has', function (t) {
+	var channel = getSideChannel();
+	var o = [];
+
+	t.equal(channel.has(o), false, 'nonexistent value yields false');
+
+	channel.set(o, 'foo');
+	t.equal(channel.has(o), true, 'existent value yields true');
+
+	t.end();
+});
+
+test('get', function (t) {
+	var channel = getSideChannel();
+	var o = {};
+	t.equal(channel.get(o), undefined, 'nonexistent value yields undefined');
+
+	var data = {};
+	channel.set(o, data);
+	t.equal(channel.get(o), data, '"get" yields data set by "set"');
+
+	t.end();
+});
+
+test('set', function (t) {
+	var channel = getSideChannel();
+	var o = function () {};
+	t.equal(channel.get(o), undefined, 'value not set');
+
+	channel.set(o, 42);
+	t.equal(channel.get(o), 42, 'value was set');
+
+	channel.set(o, Infinity);
+	t.equal(channel.get(o), Infinity, 'value was set again');
+
+	var o2 = {};
+	channel.set(o2, 17);
+	t.equal(channel.get(o), Infinity, 'o is not modified');
+	t.equal(channel.get(o2), 17, 'o2 is set');
+
+	channel.set(o, 14);
+	t.equal(channel.get(o), 14, 'o is modified');
+	t.equal(channel.get(o2), 17, 'o2 is not modified');
+
+	t.end();
+});