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node_modules/react-style-singleton/dist/es2015/hook.js

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+import * as React from 'react';
+import { stylesheetSingleton } from './singleton';
+/**
+ * creates a hook to control style singleton
+ * @see {@link styleSingleton} for a safer component version
+ * @example
+ * ```tsx
+ * const useStyle = styleHookSingleton();
+ * ///
+ * useStyle('body { overflow: hidden}');
+ */
+export var styleHookSingleton = function () {
+    var sheet = stylesheetSingleton();
+    return function (styles, isDynamic) {
+        React.useEffect(function () {
+            sheet.add(styles);
+            return function () {
+                sheet.remove();
+            };
+        }, [styles && isDynamic]);
+    };
+};