chore: Rename the default branch from master to main (#2750)

.github/workflows/bench.yml

@@ -91,7 +91,7 @@ jobs:
           max-items-in-chart: 250
 
       - name: Deploy
-        if: github.ref == 'refs/heads/master'
+        if: github.ref == 'refs/heads/main'
         uses: JamesIves/github-pages-deploy-action@4.1.0
         with:
           token: ${{ secrets.GH_TOKEN }}

.github/workflows/cargo.yml

@@ -263,7 +263,7 @@ jobs:
   deploy-docs:
     name: Docs
     runs-on: ubuntu-latest
-    # if: github.ref == 'refs/heads/master'
+    # if: github.ref == 'refs/heads/main'
     # needs:
     #   - test
     steps:
@@ -282,7 +282,7 @@ jobs:
           echo 'rustdoc.swc.rs' > target/doc/CNAME
 
       - name: Deploy
-        if: github.ref == 'refs/heads/master'
+        if: github.ref == 'refs/heads/main'
         uses: JamesIves/github-pages-deploy-action@4.1.0
         with:
           token: ${{ secrets.GH_TOKEN }}

CONTRIBUTING.md

@@ -42,11 +42,11 @@ bring those changes into the source repository. This process is partly
 automated: Pull requests are made against SWC's repository, tested and
 reviewed. Once a change is approved to be merged, a friendly bot merges the
 changes into an internal branch, runs the full test-suite on that branch
-and only then merges into master. This ensures that SWC passes the test-suite at all times.
+and only then merges into main. This ensures that SWC passes the test-suite at all times.
 
 Steps to get started:
 
--   Fork SWC and create a branch from master for the issue you are working on.
+-   Fork SWC and create a branch from main for the issue you are working on.
 -   Make sure you have the `make` utility installed, along with Rust and C/C++
     compilers.
 -   Please adhere to the code style that you see around the location you are
@@ -61,7 +61,7 @@ Steps to get started:
 -   All code changes are expected to comply with the formatting suggested by `rustfmt`.
     You can use `rustup component add --toolchain nightly rustfmt-preview` to install `rustfmt` and use
     `rustfmt +nightly --unstable-features --skip-children` on the changed files to automatically format your code.
--   Push your commits to GitHub and create a pull request against the `swc-project/swc` `master` branch.
+-   Push your commits to GitHub and create a pull request against the `swc-project/swc` `main` branch.
 
 ## Getting your development environment set up
 
@@ -104,7 +104,7 @@ The review-process will make sure that the proposed changes are sound.
 Please give the assigned reviewer sufficient time, especially during weekends.
 If you don't get a reply, you may ping the core developers on [Discord][discord].
 
-A merge of SWC's master-branch and your changes is immediately queued
+A merge of SWC's main-branch and your changes is immediately queued
 to be tested after the pull request is made. In case unforeseen
 problems are discovered during this step (e.g. a failure on a platform you
 originally did not develop on), you may ask for guidance. Push additional
@@ -116,11 +116,11 @@ the code was previously reviewed. Large or tricky changes may require several
 passes of review and changes.
 
 Once the reviewer approves your pull request, a friendly bot picks it up
-and merges it into the SWC `master` branch.
+and merges it into the SWC `main` branch.
 
 ## Contributing to the documentation
 
-The SWC documentation can be found at [`swc-project/website`](https://github.com/swc-project/website/tree/master/pages/docs).
+The SWC documentation can be found at [`swc-project/website`](https://github.com/swc-project/website/tree/main/pages/docs).
 
 At the bottom of each page on [swc.rs](https://swc.rs) there is a `Edit this page on GitHub` button that immediately links to the right page to edit.
 
@@ -166,7 +166,7 @@ adding labels to triage issues:
 [e-mentor]: https://github.com/swc-project/swc/labels/E-mentor
 [code of conduct]: https://www.rust-lang.org/conduct.html
 [discord]: https://discord.gg/2ZhncgMt
-[`testing/lib.rs`]: https://github.com/swc-project/swc/blob/master/testing/src/lib.rs
+[`testing/lib.rs`]: https://github.com/swc-project/swc/blob/main/testing/src/lib.rs
 [irlo]: https://internals.rust-lang.org/
 [subcommands]: https://doc.rust-lang.org/cargo/reference/external-tools.html#custom-subcommands
 [issue-tracker]: https://github.com/swc-project/swc/issues