Added support for Value Listenable Builder

Author: Nash0x7E2

README.md

@@ -41,6 +41,7 @@ Awesome Flutter Snippets is a collection of commonly used Flutter classes and me
 | `mateapp`    | Material App | Create a new Material App.
 | `cupeapp`    | Cupertino Package | Create a New Cupertino App.
 | `tweenAnimationBuilder`    | Tween Animation Builder | Widget builder that animates a property of a Widget to a target value whenever the target value changes.
+| `valueListenableBuilder`    | Value Listenable Builder | Given a ValueListenable<T> and a builder which builds widgets from concrete values of T, this class will automatically register itself as a listener of the ValueListenable and call the builder with updated values when the value changes.
 
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snippets/snippets.json

@@ -402,5 +402,16 @@
         ],
         "description": "Widget builder that animates a property of a Widget to a target value whenever the target value changes."
     },
+    "Value Listenable Builder": {
+        "prefix": "valueListenableBuilder",
+        "body": [
+            "ValueListenableBuilder(",
+            "    valueListenable: ${1: null},",
+            "    builder: (BuildContext context, ${2:dynamic} value, Widget child) {",
+            "       return ${3: Container();}",
+            "    },",
+            " ),"
+        ],
+        "description": "Given a ValueListenable<T> and a builder which builds widgets from concrete values of T, this class will automatically register itself as a listener of the ValueListenable and call the builder with updated values when the value changes."
     }
 }