Update CI for Rust bors

.github/workflows/ci.yaml

@@ -1,3 +1,6 @@
+# Please make sure that the `needs` fields for both `end-success` and `end-failure`
+# are updated when adding new jobs!
+
 name: CI
 on:
   pull_request:
@@ -6,6 +9,8 @@ on:
     - master
     - staging
     - trying
+    - auto
+    - try
 
 env:
   CARGO_INCREMENTAL: 0
@@ -150,3 +155,21 @@ jobs:
 
     - run: npm run package --scripts-prepend-node-path
       working-directory: ./editors/code
+
+  end-success:
+    name: bors build finished
+    if: github.event.pusher.name == 'bors' && success()
+    runs-on: ubuntu-latest
+    needs: [rust, rust-cross, typescript]
+    steps:
+      - name: Mark the job as successful
+        run: exit 0
+
+  end-failure:
+    name: bors build finished
+    if: github.event.pusher.name == 'bors' && (failure() || cancelled())
+    runs-on: ubuntu-latest
+    needs: [rust, rust-cross, typescript]
+    steps:
+      - name: Mark the job as a failure
+        run: exit 1

crates/rust-analyzer/tests/slow-tests/tidy.rs

@@ -146,7 +146,7 @@ fn check_cargo_toml(path: &Path, text: String) {
 fn check_merge_commits() {
     let sh = &Shell::new().unwrap();
 
-    let bors = cmd!(sh, "git rev-list --merges --author 'bors\\[bot\\]' HEAD~19..").read().unwrap();
+    let bors = cmd!(sh, "git rev-list --merges --author 'bors' HEAD~19..").read().unwrap();
     let all = cmd!(sh, "git rev-list --merges HEAD~19..").read().unwrap();
     if bors != all {
         panic!(

docs/dev/README.md

@@ -66,7 +66,7 @@ If `cargo test` passes locally, that's a good sign that CI will be green as well
 The only exception is that some long-running tests are skipped locally by default.
 Use `env RUN_SLOW_TESTS=1 cargo test` to run the full suite.
 
-We use bors-ng to enforce the [not rocket science](https://graydon2.dreamwidth.org/1597.html) rule.
+We use bors to enforce the [not rocket science](https://graydon2.dreamwidth.org/1597.html) rule.
 
 ## Launching rust-analyzer