ci: Port CI to just

.github/workflows/audit.yml

@@ -1,15 +1,57 @@
-name: Audit
-
 on:
+  push:
+    branches: [ main ]
+    paths:
+      - "**.rs"
+      - "**.toml"
+      - ".github/workflows/**"
+  pull_request:
+    branches: [ main ]
+    paths:
+      - "**.rs"
+      - "**.toml"
+      - ".github/workflows/**"
   schedule:
     # 21:43 on Wednesday and Sunday. (Thanks, crontab.guru)
-    - cron: "43 21 * * 3,0"
+    - cron: '43 21 * * 3,0'
   workflow_dispatch:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   audit:
     runs-on: ubuntu-latest
 
     steps:
       - uses: actions/checkout@v4
-      - uses: EmbarkStudios/cargo-deny-action@1e59595bed8fc55c969333d08d7817b36888f0c5
+
+      - id: cache-restore
+        uses: actions/cache/restore@v4
+        with:
+          # See https://doc.rust-lang.org/cargo/guide/cargo-home.html#caching-the-cargo-home-in-ci
+          path: |
+            ~/.cargo/.crates.toml
+            ~/.cargo/.crates2.json
+            ~/.cargo/bin/
+            ~/.cargo/registry/index/
+            ~/.cargo/registry/cache/
+            ~/.cargo/git/db/
+          key: ${{ github.workflow }}
+
+      - run: cargo install just
+      - run: just audit
+
+      - id: cache-save
+        uses: actions/cache/save@v4
+        with:
+          # See https://doc.rust-lang.org/cargo/guide/cargo-home.html#caching-the-cargo-home-in-ci
+          path: |
+            ~/.cargo/.crates.toml
+            ~/.cargo/.crates2.json
+            ~/.cargo/bin/
+            ~/.cargo/registry/index/
+            ~/.cargo/registry/cache/
+            ~/.cargo/git/db/
+          key: ${{ steps.cache-restore.outputs.cache-primary-key }}

.github/workflows/build_and_test.yml

@@ -91,43 +91,6 @@ jobs:
         if: matrix.os == 'ubuntu-latest'
         run: echo "NOOP" # TODO
 
-  minimal-versions:
-    runs-on: ubuntu-latest
-
-    steps:
-      - name: Checkout code
-        uses: actions/checkout@v4
-
-      - name: Setup | Install toolchain
-        run: |
-          # 1.66 is the Minimum Supported Rust Version (MSRV) for imap-flow.
-          rustup toolchain install 1.66 --profile minimal
-          rustup toolchain install nightly --profile minimal
-
-      - name: Setup | Cache dependencies
-        uses: Swatinem/[email protected]
-        id: cache
-        with:
-          cache-all-crates: true
-
-      - name: Check
-        run: |
-          cargo +nightly update -Z minimal-versions
-          cargo +1.66 check --workspace --all-targets --all-features
-          cargo +1.66 test --workspace --all-targets --all-features # TODO: exclude fuzz-targets
-        env:
-          RUSTFLAGS: -Dwarnings
-
-  audit:
-    runs-on: ubuntu-latest
-
-    steps:
-      - name: Checkout code
-        uses: actions/checkout@v4
-
-      - name: Audit dependencies
-        uses: EmbarkStudios/cargo-deny-action@1e59595bed8fc55c969333d08d7817b36888f0c5
-
   clippy:
     runs-on: ubuntu-latest
 

.github/workflows/coverage.yml

@@ -1,18 +1,16 @@
-name: Measure test coverage
-
 on:
   push:
-    branches: [main]
+    branches: [ main ]
     paths:
-      - "**.rs"
-      - "**.toml"
-      - ".github/workflows/**"
+      - '**.rs'
+      - '**.toml'
+      - '.github/workflows/**'
   pull_request:
-    branches: [main]
+    branches: [ main ]
     paths:
-      - "**.rs"
-      - "**.toml"
-      - ".github/workflows/**"
+      - '**.rs'
+      - '**.toml'
+      - '.github/workflows/**'
   workflow_dispatch:
 
 concurrency:
@@ -24,30 +22,38 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - name: Setup
-        run: |
-          rustup component add llvm-tools-preview
-          cargo install grcov
+      - uses: actions/checkout@v4
+
+      - id: cache-restore
+        uses: actions/cache/restore@v4
+        with:
+          # See https://doc.rust-lang.org/cargo/guide/cargo-home.html#caching-the-cargo-home-in-ci
+          path: |
+            ~/.cargo/.crates.toml
+            ~/.cargo/.crates2.json
+            ~/.cargo/bin/
+            ~/.cargo/registry/index/
+            ~/.cargo/registry/cache/
+            ~/.cargo/git/db/
+          key: ${{ github.workflow }}
 
-      - name: Checkout code
-        uses: actions/checkout@v4
+      - run: cargo install just
+      - run: just coverage
 
-      - name: Measure test coverage
-        env:
-          RUSTFLAGS: "-Cinstrument-coverage"
-          LLVM_PROFILE_FILE: "coverage-%m-%p.profraw"
-        run: |
-          cargo test --all-features
-          grcov . \
-            --source-dir . \
-            --binary-path target/debug \
-            --branch \
-            --keep-only 'src/**' \
-            --output-types "lcov" \
-            --llvm > coveralls.lcov
+      - id: cache-save
+        uses: actions/cache/save@v4
+        with:
+          # See https://doc.rust-lang.org/cargo/guide/cargo-home.html#caching-the-cargo-home-in-ci
+          path: |
+            ~/.cargo/.crates.toml
+            ~/.cargo/.crates2.json
+            ~/.cargo/bin/
+            ~/.cargo/registry/index/
+            ~/.cargo/registry/cache/
+            ~/.cargo/git/db/
+          key: ${{ steps.cache-restore.outputs.cache-primary-key }}
 
-      - name: Upload to Coveralls
-        uses: coverallsapp/github-action@v2
+      - uses: coverallsapp/github-action@c203f016dd0ff7855ebef0ed852000c20c117148
         with:
           format: lcov
-          file: coveralls.lcov
+          file: target/coverage/coverage.lcov

.github/workflows/minimal_versions.yml

@@ -0,0 +1,55 @@
+on:
+  push:
+    branches: [ main ]
+    paths:
+      - "**.rs"
+      - "**.toml"
+      - ".github/workflows/**"
+  pull_request:
+    branches: [ main ]
+    paths:
+      - "**.rs"
+      - "**.toml"
+      - ".github/workflows/**"
+  workflow_dispatch:
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  minimal_versions:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - id: cache-restore
+        uses: actions/cache/restore@v4
+        with:
+          # See https://doc.rust-lang.org/cargo/guide/cargo-home.html#caching-the-cargo-home-in-ci
+          path: |
+            ~/.cargo/.crates.toml
+            ~/.cargo/.crates2.json
+            ~/.cargo/bin/
+            ~/.cargo/registry/index/
+            ~/.cargo/registry/cache/
+            ~/.cargo/git/db/
+          key: ${{ github.workflow }}
+
+      - run: cargo install just
+      - run: just minimal_versions
+
+      - id: cache-save
+        uses: actions/cache/save@v4
+        with:
+          # See https://doc.rust-lang.org/cargo/guide/cargo-home.html#caching-the-cargo-home-in-ci
+          path: |
+            ~/.cargo/.crates.toml
+            ~/.cargo/.crates2.json
+            ~/.cargo/bin/
+            ~/.cargo/registry/index/
+            ~/.cargo/registry/cache/
+            ~/.cargo/git/db/
+          key: ${{ steps.cache-restore.outputs.cache-primary-key }}
+

Cargo.toml

@@ -9,17 +9,17 @@ expose_stream = []
 
 [dependencies]
 bounded-static = "0.5.0"
-bytes = "1.5.0"
+bytes = "1.6.0"
 imap-codec = { version = "2.0.0", features = ["quirk_crlf_relaxed", "bounded-static"] }
 imap-types = { version = "2.0.0" }
-thiserror = "1.0.49"
-tokio = { version = "1.32.0", features = ["io-util"] }
+thiserror = "1.0.58"
+tokio = { version = "1.37.0", features = ["io-util"] }
 tracing = "0.1.40"
 
 [dev-dependencies]
 rand = "0.8.5"
 tag-generator = { path = "tag-generator" }
-tokio = { version = "1.32.0", features = ["macros", "net", "rt", "sync"] }
+tokio = { version = "1.37.0", features = ["macros", "net", "rt", "sync"] }
 
 [workspace]
 resolver = "2"

flow-test/Cargo.toml

@@ -5,11 +5,14 @@ edition = "2021"
 license = "MIT OR Apache-2.0"
 
 [dependencies]
-bstr = { version = "1.9.0", default-features = false }
-bytes = "1.5.0"
+bstr = { version = "1.9.1", default-features = false }
+bytes = "1.6.0"
 imap-codec = "2.0.0"
 imap-flow = { path = ".." }
 imap-types = "2.0.0"
-tokio = { version = "1.32.0", features = ["macros", "net", "rt", "time"] }
-tracing = "0.1.37"
-tracing-subscriber = { version = "0.3.17", features = ["env-filter"] }
+tokio = { version = "1.37.0", features = ["macros", "net", "rt", "time"] }
+tracing = "0.1.40"
+tracing-subscriber = { version = "0.3.18", features = ["env-filter"] }
+
+# Fix minimal versions
+lazy_static = "1.4.0"