From 1af23f1f2d51ce2bb80f9d54c7ccb68ee0c672a0 Mon Sep 17 00:00:00 2001
From: David Tolnay <dtolnay@gmail.com>
Date: Sun, 24 Sep 2023 10:53:44 -0700
Subject: [PATCH] Test docs.rs documentation build in CI

---
 .github/workflows/ci.yml | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e924dfa4c..dd49909b2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -118,6 +118,20 @@ jobs:
       - run: cargo generate-lockfile -Z minimal-versions
       - run: cargo check --locked --workspace
 
+  doc:
+    name: Documentation
+    runs-on: ubuntu-latest
+    timeout-minutes: 45
+    env:
+      RUSTDOCFLAGS: -Dwarnings
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dtolnay/rust-toolchain@nightly
+      - uses: dtolnay/install@cargo-docs-rs
+      - run: cargo docs-rs -p serde
+      - run: cargo docs-rs -p serde_derive
+      - run: cargo docs-rs -p serde_derive_internals
+
   clippy:
     name: Clippy
     runs-on: ubuntu-latest