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Learn why your Git branch doesn't match the master branch after a merge attempt and how to effectively resolve it with simple git commands.
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This video is based on the question https://stackoverflow.com/q/66407094/ asked by the user 'FabricioG' ( https://stackoverflow.com/u/2690257/ ) and on the answer https://stackoverflow.com/a/66407197/ provided by the user 'Allan Wind' ( https://stackoverflow.com/u/9706/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

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Why Isn't My Git Branch Merging as Expected? Understanding git merge Issues

When working with Git, you may find yourself puzzled by the behavior of branches during a merge. A common frustration is when you've made changes in a feature branch, only to find that your master branch doesn't display those changes after merging. This can lead to confusion, especially when Git informs you that everything is “up to date.” Understanding why this happens and how to resolve it is crucial for efficient version control management.

The Problem: Merging Without Changes

Imagine you're working on two branches: feature/product and frontend/product. You've made some changes to the feature/product branch that you're eager to merge into the master branch. However, upon running the merge command, you check the master branch and see that it still doesn't reflect your changes. What went wrong?

The commands you executed looked like this:

[[See Video to Reveal this Text or Code Snippet]]

After this, when you check the status, Git reports nothing to commit, working tree clean. Yet your expected changes from feature/product are missing in the master branch. To address this, let’s clarify the workflow and shed light on the proper merging process.

The Solution: Proper Git Workflow for Merging

Understanding the right sequence of Git commands is essential for effectively merging branches. Follow these steps to ensure a successful merge:

1. Create and Switch to Your Feature Branch

Start by creating and switching to a new branch for your feature work:

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2. Stage and Commit Your Changes

After making changes to your files, add those changes to your staging area:

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Next, commit your changes with a clear message explaining what you’ve done:

[[See Video to Reveal this Text or Code Snippet]]

3. Switch Back to the Master Branch

Once your changes are committed, switch back to the master branch:

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4. Merging the Feature Branch

Now, it's time to merge your feature branch into the master branch:

[[See Video to Reveal this Text or Code Snippet]]

Testing the Merge

After merging, run git status again. If you've merged correctly, it should indicate that your branch is now ahead of the master branch.

To ensure that the changes have successfully merged, you can use the following commands to compare branches and view differences:

[[See Video to Reveal this Text or Code Snippet]]

These commands help you visualize what hasn't been integrated yet and can clarify your merge process.

Final Notes: Understanding Merge Outputs

If git status indicates that you are up to date, it typically means that there are no differences between the branches you are merging.

Make sure you have changes committed to your feature/product branch before merging. If no changes exist, the master will naturally reflect a clean working state post-merge.

Understanding the underlying mechanics of Git merges and confirming you have changes ready in your branches will greatly enhance your efficiency in managing feature developments and incorporating changes to your master branch.

By following this structured approach, you’ll have clearer visibility over your merges and a better grasp of your Git workflow. Don't let merge confusion hold you back; dive back into your project with renewed confidence!