Tons of Solutions Engineering work done today for the rest of the CS team! Headway, Howard Hanna, Engels, Brighton, etc. Also completed Datasnippers auth flow and worked on Anthology's script. Cloned Anthology's courses (900..) and will clone Full Story on Monday.

Scripts/node_modules/@tootallnate/quickjs-emscripten/dist/lifetime.d.ts

@@ -0,0 +1,115 @@
+import { MaybeAsyncBlock } from "./asyncify-helpers";
+import type { QuickJSHandle } from "./types";
+/**
+ * An object that can be disposed.
+ * [[Lifetime]] is the canonical implementation of Disposable.
+ * Use [[Scope]] to manage cleaning up multiple disposables.
+ */
+export interface Disposable {
+    /**
+     * Dispose of the underlying resources used by this object.
+     */
+    dispose(): void;
+    /**
+     * @returns true if the object is alive
+     * @returns false after the object has been [[dispose]]d
+     */
+    alive: boolean;
+}
+/**
+ * A lifetime prevents access to a value after the lifetime has been
+ * [[dispose]]ed.
+ *
+ * Typically, quickjs-emscripten uses Lifetimes to protect C memory pointers.
+ */
+export declare class Lifetime<T, TCopy = never, Owner = never> implements Disposable {
+    protected readonly _value: T;
+    protected readonly copier?: ((value: T | TCopy) => TCopy) | undefined;
+    protected readonly disposer?: ((value: T | TCopy) => void) | undefined;
+    protected readonly _owner?: Owner | undefined;
+    protected _alive: boolean;
+    protected _constructorStack: string | undefined;
+    /**
+     * When the Lifetime is disposed, it will call `disposer(_value)`. Use the
+     * disposer function to implement whatever cleanup needs to happen at the end
+     * of `value`'s lifetime.
+     *
+     * `_owner` is not used or controlled by the lifetime. It's just metadata for
+     * the creator.
+     */
+    constructor(_value: T, copier?: ((value: T | TCopy) => TCopy) | undefined, disposer?: ((value: T | TCopy) => void) | undefined, _owner?: Owner | undefined);
+    get alive(): boolean;
+    /**
+     * The value this Lifetime protects. You must never retain the value - it
+     * may become invalid, leading to memory errors.
+     *
+     * @throws If the lifetime has been [[dispose]]d already.
+     */
+    get value(): T;
+    get owner(): Owner | undefined;
+    get dupable(): boolean;
+    /**
+     * Create a new handle pointing to the same [[value]].
+     */
+    dup(): Lifetime<TCopy, TCopy, Owner>;
+    /**
+     * Call `map` with this lifetime, then dispose the lifetime.
+     * @return the result of `map(this)`.
+     */
+    consume<O>(map: (lifetime: this) => O): O;
+    consume<O>(map: (lifetime: QuickJSHandle) => O): O;
+    /**
+     * Dispose of [[value]] and perform cleanup.
+     */
+    dispose(): void;
+    private assertAlive;
+}
+/**
+ * A Lifetime that lives forever. Used for constants.
+ */
+export declare class StaticLifetime<T, Owner = never> extends Lifetime<T, T, Owner> {
+    constructor(value: T, owner?: Owner);
+    get dupable(): boolean;
+    dup(): this;
+    dispose(): void;
+}
+/**
+ * A Lifetime that does not own its `value`. A WeakLifetime never calls its
+ * `disposer` function, but can be `dup`ed to produce regular lifetimes that
+ * do.
+ *
+ * Used for function arguments.
+ */
+export declare class WeakLifetime<T, TCopy = never, Owner = never> extends Lifetime<T, TCopy, Owner> {
+    constructor(value: T, copier?: (value: T | TCopy) => TCopy, disposer?: (value: TCopy) => void, owner?: Owner);
+    dispose(): void;
+}
+/**
+ * Scope helps reduce the burden of manually tracking and disposing of
+ * Lifetimes. See [[withScope]]. and [[withScopeAsync]].
+ */
+export declare class Scope implements Disposable {
+    /**
+     * Run `block` with a new Scope instance that will be disposed after the block returns.
+     * Inside `block`, call `scope.manage` on each lifetime you create to have the lifetime
+     * automatically disposed after the block returns.
+     *
+     * @warning Do not use with async functions. Instead, use [[withScopeAsync]].
+     */
+    static withScope<R>(block: (scope: Scope) => R): R;
+    static withScopeMaybeAsync<Return, This, Yielded>(_this: This, block: MaybeAsyncBlock<Return, This, Yielded, [Scope]>): Return | Promise<Return>;
+    /**
+     * Run `block` with a new Scope instance that will be disposed after the
+     * block's returned promise settles. Inside `block`, call `scope.manage` on each
+     * lifetime you create to have the lifetime automatically disposed after the
+     * block returns.
+     */
+    static withScopeAsync<R>(block: (scope: Scope) => Promise<R>): Promise<R>;
+    private _disposables;
+    /**
+     * Track `lifetime` so that it is disposed when this scope is disposed.
+     */
+    manage<T extends Disposable>(lifetime: T): T;
+    get alive(): boolean;
+    dispose(): void;
+}