From accea9b71c27e5507eb67ec06ad17c53d59e826c Mon Sep 17 00:00:00 2001
From: 30secondsofcode <30secondsofcode@gmail.com>
Date: Tue, 10 Mar 2020 08:25:24 +0000
Subject: [PATCH] Travis build: 291

---
 snippet_data/snippetList.json | 16 ++++++++++++++++
 snippet_data/snippets.json    | 26 ++++++++++++++++++++++++++
 2 files changed, 42 insertions(+)

diff --git a/snippet_data/snippetList.json b/snippet_data/snippetList.json
index c2d043ad1..4b7aafce4 100644
--- a/snippet_data/snippetList.json
+++ b/snippet_data/snippetList.json
@@ -563,6 +563,22 @@
         "hash": "82ef558fad661a522f5e897014b3898ad56ab6603a342c477f09edaa6281a0c9"
       }
     },
+    {
+      "id": "useComponentWillUnmount",
+      "type": "snippetListing",
+      "title": "useComponentWillUnmount",
+      "attributes": {
+        "text": "A hook that executes a callback immediately before a component is unmounted and destroyed.\n\n- Use `React.useEffect()` with an empty array as the second argument and return the provided callback to be executed only once before cleanup.\n\n",
+        "tags": [
+          "hooks",
+          "effect",
+          "beginner"
+        ]
+      },
+      "meta": {
+        "hash": "dd2769c603f226996de8baf90af511fc788543dcb194a3b600f83fd2916699a6"
+      }
+    },
     {
       "id": "useFetch",
       "type": "snippetListing",
diff --git a/snippet_data/snippets.json b/snippet_data/snippets.json
index 44be288f5..f2b2678df 100644
--- a/snippet_data/snippets.json
+++ b/snippet_data/snippets.json
@@ -903,6 +903,32 @@
         "authorCount": 2
       }
     },
+    {
+      "id": "useComponentWillUnmount",
+      "title": "useComponentWillUnmount",
+      "type": "snippet",
+      "attributes": {
+        "fileName": "useComponentWillUnmount.md",
+        "text": "A hook that executes a callback immediately before a component is unmounted and destroyed.\n\n- Use `React.useEffect()` with an empty array as the second argument and return the provided callback to be executed only once before cleanup.\n\n",
+        "codeBlocks": {
+          "style": "",
+          "code": "const useComponentWillUnmount = onUnmountHandler => {\n  React.useEffect(() => () => {\n    onUnmountHandler()\n  }, []);\n}",
+          "example": "const Unmounter = () => {\n  useComponentWillUnmount(() => console.log('Component will unmount'));\n\n  return <div>Check the console!</div>;\n}\n\nReactDOM.render(<Unmounter />, document.getElementById('root'));"
+        },
+        "tags": [
+          "hooks",
+          "effect",
+          "beginner"
+        ]
+      },
+      "meta": {
+        "hash": "dd2769c603f226996de8baf90af511fc788543dcb194a3b600f83fd2916699a6",
+        "firstSeen": "1578060056",
+        "lastUpdated": "1578060056",
+        "updateCount": 2,
+        "authorCount": 2
+      }
+    },
     {
       "id": "useFetch",
       "title": "useFetch",