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_node_modules/fast-check/lib/arbitrary/_internals/AlwaysShrinkableArbitrary.js

@@ -0,0 +1,27 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.AlwaysShrinkableArbitrary = void 0;
+const Arbitrary_1 = require("../../check/arbitrary/definition/Arbitrary");
+const Stream_1 = require("../../stream/Stream");
+const NoUndefinedAsContext_1 = require("./helpers/NoUndefinedAsContext");
+class AlwaysShrinkableArbitrary extends Arbitrary_1.Arbitrary {
+    constructor(arb) {
+        super();
+        this.arb = arb;
+    }
+    generate(mrng, biasFactor) {
+        const value = this.arb.generate(mrng, biasFactor);
+        return (0, NoUndefinedAsContext_1.noUndefinedAsContext)(value);
+    }
+    canShrinkWithoutContext(value) {
+        return true;
+    }
+    shrink(value, context) {
+        if (context === undefined && !this.arb.canShrinkWithoutContext(value)) {
+            return Stream_1.Stream.nil();
+        }
+        const safeContext = context !== NoUndefinedAsContext_1.UndefinedContextPlaceholder ? context : undefined;
+        return this.arb.shrink(value, safeContext).map(NoUndefinedAsContext_1.noUndefinedAsContext);
+    }
+}
+exports.AlwaysShrinkableArbitrary = AlwaysShrinkableArbitrary;