chore: add GitHub Actions workflows

.github/actionlint.yaml

@@ -0,0 +1,11 @@
+self-hosted-runner:
+  # Labels of self-hosted runner in array of strings.
+  labels:
+    - buildjet-2vcpu-ubuntu-2204
+    - buildjet-4vcpu-ubuntu-2204
+    - buildjet-8vcpu-ubuntu-2204
+    - buildjet-16vcpu-ubuntu-2204
+# Configuration variables in array of strings defined in your repository or
+# organization. `null` means disabling configuration variables check.
+# Empty array means no configuration variable is allowed.
+config-variables: null

.github/dependabot.yml

@@ -0,0 +1,18 @@
+# Please see the documentation for all configuration options:
+# https://docs.github.com/en/code-security/dependabot/dependabot-version-updates/configuration-options-for-the-dependabot.yml-file
+
+version: 2
+updates:
+  - package-ecosystem: "cargo"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+  # pnpm is handled by the "npm" package ecosystem
+  - package-ecosystem: "npm"
+    directory: "/"
+    schedule:
+      interval: "weekly"

.github/workflows/ci-lint.yml

@@ -0,0 +1,15 @@
+name: Lint GitHub Actions workflows
+on: [push, pull_request]
+
+jobs:
+  actionlint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Download actionlint
+        id: get_actionlint
+        run: bash <(curl https://raw.githubusercontent.com/rhysd/actionlint/main/scripts/download-actionlint.bash)
+        shell: bash
+      - name: Check workflow files
+        run: ${{ steps.get_actionlint.outputs.executable }} -color
+        shell: bash

.github/workflows/js.yml

@@ -0,0 +1,62 @@
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - "*"
+    types:
+      - opened
+      - synchronize
+      - reopened
+      - ready_for_review
+
+name: js-tests
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  js:
+    name: js tests
+    if: github.event.pull_request.draft == false
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          targets: wasm32-unknown-unknown
+
+      - name: Install wasm-pack
+        run: curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '22'
+
+      - name: Install pnpm
+        uses: pnpm/action-setup@v4
+        with:
+          version: 9
+
+      - name: Cache dependencies
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.cargo
+            **/target
+            **/node_modules
+          key: ${{ runner.os }}-deps-${{ hashFiles('**/Cargo.lock', '**/pnpm-lock.yaml') }}
+
+      - name: Run hasher.rs tests
+        working-directory: hasher.rs
+        run: |
+          pnpm install
+          pnpm build
+          pnpm test

.github/workflows/rust.yml

@@ -0,0 +1,53 @@
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - ".cargo/**"
+      - "**/*.rs"
+      - "**/Cargo.*"
+      - ".github/workflows/rust.yml"
+  pull_request:
+    branches:
+      - "*"
+    paths:
+      - "**/*.rs"
+      - "**/Cargo.*"
+      - ".github/workflows/rust.yml"
+
+    types:
+      - opened
+      - synchronize
+      - reopened
+      - ready_for_review
+
+name: rust
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  test:
+    if: github.event.pull_request.draft == false
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          components: rustfmt, clippy
+
+      - name: Cache dependencies
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.cargo
+            **/target
+          key: ${{ runner.os }}-rust-${{ hashFiles('**/Cargo.lock') }}
+
+      - name: Check formatting, lint & run tests
+        run: |
+          ./scripts/lint.sh

bounded-vec/src/lib.rs

@@ -1270,7 +1270,7 @@ mod test {
         }
 
         for element in vec.iter_mut() {
-            *element = *element * 2;
+            *element *= 2;
         }
 
         for (i, element) in vec.iter().enumerate() {
@@ -1492,13 +1492,13 @@ mod test {
 
     #[test]
     fn test_cyclic_bounded_vec_first() {
-        let mut vec = CyclicBoundedVec::with_capacity(500);
+        let mut vec = CyclicBoundedVec::<u32>::with_capacity(500);
 
         assert!(vec.first().is_none());
 
         for i in 0..1000 {
             vec.push(i);
-            assert_eq!(vec.first(), Some(&((i as u64).saturating_sub(499))));
+            assert_eq!(vec.first(), Some(&((i).saturating_sub(499))));
         }
     }
 

bounded-vec/src/offset/copy.rs

@@ -214,7 +214,7 @@ mod test {
             assert_eq!(offset, 0);
             let vec: BoundedVec<i64> = read_bounded_vec_at(&buf, &mut offset, &metadata);
             for (i, element) in vec.iter().enumerate() {
-                assert_eq!(i as i64, -(*element as i64));
+                assert_eq!(i as i64, -*element);
             }
             assert_eq!(offset, 256);
 
@@ -223,7 +223,7 @@ mod test {
             assert_eq!(offset, 256);
             let vec: BoundedVec<u64> = read_bounded_vec_at(&buf, &mut offset, &metadata);
             for (i, element) in vec.iter().enumerate() {
-                assert_eq!(i as u64, *element as u64);
+                assert_eq!(i as u64, *element);
             }
             assert_eq!(offset, 512);
 

concurrent/src/lib.rs

@@ -644,6 +644,7 @@ where
 
     fn update_canopy(&mut self, first_changelog_index: usize, num_leaves: usize) {
         for i in 0..num_leaves {
+            println!("canopy: {:?}", self.canopy);
             let changelog_index = (first_changelog_index + i) % self.changelog.capacity();
             for (i, path_node) in self.changelog[changelog_index]
                 .path

concurrent/src/zero_copy.rs

@@ -128,7 +128,7 @@ where
     }
 }
 
-impl<'a, H, const HEIGHT: usize> Deref for ConcurrentMerkleTreeZeroCopy<'a, H, HEIGHT>
+impl<H, const HEIGHT: usize> Deref for ConcurrentMerkleTreeZeroCopy<'_, H, HEIGHT>
 where
     H: Hasher,
 {
@@ -139,7 +139,7 @@ where
     }
 }
 
-impl<'a, H, const HEIGHT: usize> Drop for ConcurrentMerkleTreeZeroCopy<'a, H, HEIGHT>
+impl<H, const HEIGHT: usize> Drop for ConcurrentMerkleTreeZeroCopy<'_, H, HEIGHT>
 where
     H: Hasher,
 {
@@ -244,7 +244,7 @@ where
     }
 }
 
-impl<'a, H, const HEIGHT: usize> Deref for ConcurrentMerkleTreeZeroCopyMut<'a, H, HEIGHT>
+impl<H, const HEIGHT: usize> Deref for ConcurrentMerkleTreeZeroCopyMut<'_, H, HEIGHT>
 where
     H: Hasher,
 {
@@ -254,7 +254,7 @@ where
         &self.0.merkle_tree
     }
 }
-impl<'a, H, const HEIGHT: usize> DerefMut for ConcurrentMerkleTreeZeroCopyMut<'a, H, HEIGHT>
+impl<H, const HEIGHT: usize> DerefMut for ConcurrentMerkleTreeZeroCopyMut<'_, H, HEIGHT>
 where
     H: Hasher,
 {

concurrent/tests/tests.rs

@@ -289,7 +289,7 @@ fn invalid_updates<H, const HEIGHT: usize, const CHANGELOG: usize>(
     let res = merkle_tree.update(
         changelog_index,
         &invalid_old_leaf,
-        &new_leaf,
+        new_leaf,
         0,
         &mut proof_clone,
     );
@@ -392,9 +392,8 @@ where
     ];
     let mut expected_canopy = Vec::new();
 
-    for canopy_level in 0..CANOPY {
-        println!("canopy_level: {canopy_level}");
-        expected_canopy.extend_from_slice(&canopy_levels[canopy_level]);
+    for canopy_level in canopy_levels[..CANOPY].iter() {
+        expected_canopy.extend_from_slice(canopy_level);
     }
 
     assert_eq!(merkle_tree.changelog_index(), 4 % CHANGELOG);
@@ -468,8 +467,8 @@ where
         ][..],
     ];
     let mut expected_canopy = Vec::new();
-    for canopy_level in 0..CANOPY {
-        expected_canopy.extend_from_slice(&canopy_levels[canopy_level]);
+    for canopy_level in canopy_levels[..CANOPY].iter() {
+        expected_canopy.extend_from_slice(canopy_level);
     }
 
     assert_eq!(merkle_tree.changelog_index(), 5 % CHANGELOG);
@@ -542,8 +541,8 @@ where
         ][..],
     ];
     let mut expected_canopy = Vec::new();
-    for canopy_level in 0..CANOPY {
-        expected_canopy.extend_from_slice(&canopy_levels[canopy_level]);
+    for canopy_level in canopy_levels[..CANOPY].iter() {
+        expected_canopy.extend_from_slice(canopy_level);
     }
 
     assert_eq!(merkle_tree.changelog_index(), 6 % CHANGELOG);
@@ -615,8 +614,8 @@ where
         ][..],
     ];
     let mut expected_canopy = Vec::new();
-    for canopy_level in 0..CANOPY {
-        expected_canopy.extend_from_slice(&canopy_levels[canopy_level]);
+    for canopy_level in canopy_levels[..CANOPY].iter() {
+        expected_canopy.extend_from_slice(canopy_level);
     }
 
     assert_eq!(merkle_tree.changelog_index(), 7 % CHANGELOG);
@@ -688,8 +687,8 @@ where
         ][..],
     ];
     let mut expected_canopy = Vec::new();
-    for canopy_level in 0..CANOPY {
-        expected_canopy.extend_from_slice(&canopy_levels[canopy_level]);
+    for canopy_level in canopy_levels[..CANOPY].iter() {
+        expected_canopy.extend_from_slice(canopy_level);
     }
 
     assert_eq!(merkle_tree.changelog_index(), 8 % CHANGELOG);
@@ -1395,7 +1394,7 @@ async fn test_spl_compat() {
                 .update(changelog_index, &old_leaf, &new_leaf, 0, &mut proof)
                 .unwrap();
             spl_concurrent_mt
-                .set_leaf(root, old_leaf, new_leaf, proof.as_slice(), 0 as u32)
+                .set_leaf(root, old_leaf, new_leaf, proof.as_slice(), 0_u32)
                 .unwrap();
             reference_tree.update(&new_leaf, 0).unwrap();
 
@@ -2170,8 +2169,7 @@ pub fn test_100_nullify_mt() {
             let leaf_cell = queue.get_unmarked_bucket(queue_index).unwrap().unwrap();
             let leaf_index = crank_merkle_tree
                 .get_leaf_index(&leaf_cell.value_bytes())
-                .unwrap()
-                .clone();
+                .unwrap();
 
             let mut proof = crank_merkle_tree
                 .get_proof_of_leaf(leaf_index, false)
@@ -2397,7 +2395,7 @@ fn test_subtree_updates() {
     spl_concurrent_mt.initialize().unwrap();
     con_mt.init().unwrap();
     assert_eq!(ref_mt.root(), con_mt.root());
-    for (_, leaf) in LEAVES_WITH_NULLIFICATIONS.iter().enumerate() {
+    for leaf in LEAVES_WITH_NULLIFICATIONS.iter() {
         match leaf.1 {
             Some(index) => {
                 let change_log_index = con_mt.changelog_index();
@@ -3377,7 +3375,7 @@ where
     tree.append(&leaf_0).unwrap();
     tree.append(&leaf_1).unwrap();
     tree.append(&leaf_2).unwrap();
-    let old_canopy = tree.canopy.as_slice()[0].clone();
+    let old_canopy = tree.canopy.as_slice()[0];
 
     let new_leaf_0 = [1; 32];
     let mut leaf_0_proof = BoundedVec::with_capacity(2);
@@ -3390,7 +3388,7 @@ where
         &mut leaf_0_proof,
     )
     .unwrap();
-    let new_canopy = tree.canopy.as_slice()[0].clone();
+    let new_canopy = tree.canopy.as_slice()[0];
 
     assert_ne!(old_canopy, new_canopy);