git graph test

README.md

@@ -67,16 +67,87 @@ Class08 <--> C2: Cool label
 ## [Git graph](https://mermaid.js.org/syntax/gitgraph.html)
 
 ```mermaid
+---
+title: Git graph example
+---
     gitGraph
+       commit id: "1"
+       commit id: "2" tag: "v1.0.0"
+       branch dev
+       commit id: "3" type: REVERSE
+       commit id: "4"
+       commit id: "5"
+       checkout main
+       commit id: "6"
+       commit id: "7"
+       merge dev
+       commit id: "8"
+       commit id: "9"
+```
+
+---
+
+Hiding Branch names and lines
+
+```mermaid
+%%{init: { 'logLevel': 'debug', 'theme': 'base', 'gitGraph': {'showBranches': false}} }%%
+      gitGraph
+        commit
+        branch hotfix
+        checkout hotfix
+        commit
+        branch develop
+        checkout develop
+        commit id:"ash" tag:"abc"
+        branch featureB
+        checkout featureB
+        commit type:HIGHLIGHT
+        checkout main
+        checkout hotfix
+        commit type:NORMAL
+        checkout develop
+        commit type:REVERSE
+        checkout featureB
+        commit
+        checkout main
+        merge hotfix
+        checkout featureB
+        commit
+        checkout develop
+        branch featureA
+        commit
+        checkout develop
+        merge hotfix
+        checkout featureA
+        commit
+        checkout featureB
+        commit
+        checkout develop
+        merge featureA
+        branch release
+        checkout release
+        commit
+        checkout main
+        commit
+        checkout release
+        merge main
+        checkout develop
+        merge release
+```
+
+```mermaid
+    gitGraph TB:
        commit
        commit
        branch develop
        commit
        commit
-       commit
        checkout main
        commit
        commit
+       merge develop
+       commit
+       commit
 ```
 
 ## [XY Chart](https://mermaid.js.org/syntax/xyChart.html)