Merge commit 'ea199bacef07213dbe008841b89c450e3bf0c638' into rustfmt-sync

Author: calebcartwright

src/tools/rustfmt/.github/workflows/rustdoc_check.yml

@@ -0,0 +1,25 @@
+name: rustdoc check
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+
+jobs:
+  rustdoc_check:
+    runs-on: ubuntu-latest
+    name: rustdoc check
+    steps:
+    - name: checkout
+      uses: actions/checkout@v2
+
+    - name: install rustup
+      run: |
+        curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs > rustup-init.sh
+        sh rustup-init.sh -y --default-toolchain none
+        rustup target add x86_64-unknown-linux-gnu
+
+    - name: document rustfmt
+      env:
+        RUSTDOCFLAGS: --document-private-items --enable-index-page --show-type-layout --generate-link-to-definition -Zunstable-options -Dwarnings
+      run: cargo doc -Zskip-rustdoc-fingerprint --no-deps -p rustfmt-nightly -p rustfmt-config_proc_macro

src/tools/rustfmt/Configurations.md

@@ -2062,7 +2062,7 @@ use sit;
 Controls the strategy for how imports are grouped together.
 
 - **Default value**: `Preserve`
-- **Possible values**: `Preserve`, `StdExternalCrate`
+- **Possible values**: `Preserve`, `StdExternalCrate`, `One`
 - **Stable**: No
 
 #### `Preserve` (default):
@@ -2108,6 +2108,23 @@ use super::update::convert_publish_payload;
 use crate::models::Event;
 ```
 
+#### `One`:
+
+Discard existing import groups, and create a single group for everything
+
+```rust
+use super::schema::{Context, Payload};
+use super::update::convert_publish_payload;
+use crate::models::Event;
+use alloc::alloc::Layout;
+use broker::database::PooledConnection;
+use chrono::Utc;
+use core::f32;
+use juniper::{FieldError, FieldResult};
+use std::sync::Arc;
+use uuid::Uuid;
+```
+
 ## `reorder_modules`
 
 Reorder `mod` declarations alphabetically in group.