Feat(docs): add CI job to check for documentation warnings

.github/workflows/ci.yml

@@ -72,6 +72,11 @@ jobs:
     - name: Check formatting
       run: cargo fmt -- --check
 
+    - name: Check documentation
+      env:
+        RUSTDOCFLAGS: "-D warnings"
+      run: cargo doc --no-deps --all-features --document-private-items
+
     - name: Install llvm-tools for coverage
       run: rustup component add llvm-tools-preview
 

src/core/block.rs

@@ -185,7 +185,7 @@ pub trait BlockHashExt: AsPtr<btck_BlockHash> + Display {
 /// - **Display byte order**: Reversed for human-readable hex strings
 ///
 /// The [`to_bytes`](BlockHashExt::to_bytes) method returns internal byte order,
-/// while [`Display`](std::fmt::Display) formatting shows the reversed bytes.
+/// while [`Display`] formatting shows the reversed bytes.
 ///
 /// # Thread Safety
 ///

src/core/script.rs

@@ -2,7 +2,7 @@
 //!
 //! This module provides types for working with script pubkeys (also known as
 //! "locking scripts"), which define the conditions that must be met to spend a
-//! [`TxOut`].
+//! [`crate::TxOut`].
 //!
 //! # Types
 //!
@@ -86,14 +86,14 @@ pub trait ScriptPubkeyExt: AsPtr<btck_ScriptPubkey> {
     }
 }
 
-/// A single script pubkey containing spending conditions for a [`TxOut`].
+/// A single script pubkey containing spending conditions for a [`crate::TxOut`].
 ///
 /// Script pubkeys define the conditions that must be met to spend a transaction output.
 /// They are also called "locking scripts" because they lock the output to specific
 /// spending conditions.
 ///
 /// Script pubkeys can be created from raw script bytes or retrieved from an existing
-/// [`TxOut`].
+/// [`crate::TxOut`].
 ///
 /// # Examples
 ///

src/core/transaction.rs

@@ -1430,7 +1430,7 @@ pub trait TxidExt: AsPtr<btck_Txid> + Display {
 /// - **Display byte order**: Reversed for human-readable hex strings
 ///
 /// The [`to_bytes`](TxidExt::to_bytes) method returns internal byte order,
-/// while [`Display`](std::fmt::Display) formatting shows the reversed bytes.
+/// while [`Display`] formatting shows the reversed bytes.
 ///
 /// # Thread Safety
 ///

src/lib.rs

@@ -29,7 +29,7 @@ pub mod state;
 /// Serializes data using a C callback function pattern.
 ///
 /// Takes a C function that writes data via a callback and returns the
-/// serialized bytes as a Vec<u8>.
+/// serialized bytes as a `Vec<u8>`.
 fn c_serialize<F>(c_function: F) -> Result<Vec<u8>, KernelError>
 where
     F: FnOnce(

src/state/chainstate.rs

@@ -62,7 +62,7 @@ pub enum ProcessBlockResult {
     /// Block failed validation.
     ///
     /// The block violated one or more consensus rules. See
-    /// [`ContextBuilder::with_block_checked_validation`] for retrieving
+    /// [`crate::ContextBuilder::with_block_checked_validation`] for retrieving
     /// detailed error information.
     Rejected,
 }