Initial commit

node_modules/fast-check/lib/esm/stream/LazyIterableIterator.js

@@ -0,0 +1,20 @@
+class LazyIterableIterator {
+    constructor(producer) {
+        this.producer = producer;
+    }
+    [Symbol.iterator]() {
+        if (this.it === undefined) {
+            this.it = this.producer();
+        }
+        return this.it;
+    }
+    next() {
+        if (this.it === undefined) {
+            this.it = this.producer();
+        }
+        return this.it.next();
+    }
+}
+export function makeLazy(producer) {
+    return new LazyIterableIterator(producer);
+}