Doc check in CI

Author: allanbrondum

.github/workflows/ci.yaml

@@ -63,3 +63,17 @@ jobs:
           submodules: recursive
       - name: Test
         run: cargo test --all-features
+
+  rustdoc:
+    name: cargo:doc
+    if: ${{ !github.event.pull_request.draft }}
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          submodules: recursive
+      - name: Docs
+        run: |
+          rustup component add rust-docs
+          RUSTDOCFLAGS="-D warnings" cargo doc --no-deps --all-features

cargo-concordium/src/build.rs

@@ -678,7 +678,7 @@ fn check_exports(module: &Module, version: WasmVersion) -> anyhow::Result<()> {
 
 /// Find the string closest to the list of strings. If an exact match is found
 /// return `None`, otherwise return `Some` with a list of strings that are
-/// closest according to the [optimal string alignment metric](https://en.wikipedia.org/wiki/Damerau%E2%80%93Levenshtein_distance distance).
+/// closest according to the [optimal string alignment metric](https://en.wikipedia.org/wiki/Damerau%E2%80%93Levenshtein_distance).
 fn find_closest<'a>(
     list: impl IntoIterator<Item = &'a str>,
     goal: &'a str,

cargo-concordium/src/context.rs

@@ -56,7 +56,7 @@ impl v0::HasInitContext for InitContextOpt {
     }
 }
 
-/// Serde deserializer for Option<Address>.
+/// Serde deserializer for `Option<Address>`.
 /// Introduced to avoid breaking changes when the serde implementation for
 /// Address was changed to match the node.
 fn deserialize_optional_address<'de, D: serde::de::Deserializer<'de>>(