started ch20.5

.obsidian/workspace.json

@@ -13,12 +13,40 @@
             "state": {
               "type": "markdown",
               "state": {
-                "file": "Advanced Functions and Closures.md",
+                "file": "Advanced Features.md",
                 "mode": "source",
                 "source": false
               },
               "icon": "lucide-file",
-              "title": "Advanced Functions and Closures"
+              "title": "Advanced Features"
+            }
+          },
+          {
+            "id": "0cdb5cb65c12cd29",
+            "type": "leaf",
+            "state": {
+              "type": "markdown",
+              "state": {
+                "file": "Macros.md",
+                "mode": "source",
+                "source": false
+              },
+              "icon": "lucide-file",
+              "title": "Macros"
+            }
+          },
+          {
+            "id": "25c7cbda3cd74261",
+            "type": "leaf",
+            "state": {
+              "type": "markdown",
+              "state": {
+                "file": "Macros.md",
+                "mode": "source",
+                "source": false
+              },
+              "icon": "lucide-file",
+              "title": "Macros"
             }
           },
           {
@@ -73,7 +101,8 @@
               "title": "Graph view"
             }
           }
-        ]
+        ],
+        "currentTab": 1
       }
     ],
     "direction": "vertical"
@@ -216,13 +245,14 @@
       "command-palette:Open command palette": false
     }
   },
-  "active": "de2ac5df5b921166",
+  "active": "0cdb5cb65c12cd29",
   "lastOpenFiles": [
     "Advanced Features.md",
-    "Advanced Types.md",
-    "Advanced Traits.md",
-    "Enums.md",
     "Advanced Functions and Closures.md",
+    "Advanced Traits.md",
+    "Macros.md",
+    "Advanced Types.md",
+    "Enums.md",
     "Unsafe Rust.md",
     "Pattern Matching.md",
     "Places Patterns Can Be Used.md",
@@ -243,7 +273,6 @@
     "Sync and Send.md",
     "().md",
     "Smart Pointers.md",
-    "Simultaneous Code Running.md",
     "minigrep/src/lib.rs",
     "does_not_compile.svg",
     "Untitled.canvas",