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node_modules/define-lazy-prop/index.d.ts

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+/**
+Define a [lazily evaluated](https://en.wikipedia.org/wiki/Lazy_evaluation) property on an object.
+
+@param object - Object to add the property to.
+@param propertyName - Name of the property to add.
+@param valueGetter - Called the first time `propertyName` is accessed.
+
+@example
+```
+import defineLazyProperty from 'define-lazy-prop';
+
+const unicorn = {
+	// …
+};
+
+defineLazyProperty(unicorn, 'rainbow', () => expensiveComputation());
+
+app.on('user-action', () => {
+	doSomething(unicorn.rainbow);
+});
+```
+*/
+export default function defineLazyProperty<
+	ObjectType extends Record<string, any>,
+	PropertyNameType extends string,
+	PropertyValueType
+>(
+	object: ObjectType,
+	propertyName: PropertyNameType,
+	valueGetter: () => PropertyValueType
+): ObjectType & {[K in PropertyNameType]: PropertyValueType};