Add unused deps check (#283)

Author: matthewmturner

.github/actions/setup-rust/action.yml

@@ -37,3 +37,4 @@ runs:
       shell: bash
       run: |
         cargo install taplo-cli --locked
+        cargo install cargo-machete

.github/workflows/checks.yml

@@ -33,6 +33,19 @@ jobs:
         run: cargo fmt --all -- --check
       - name: Run taplo
         run: taplo format --check
+  unused-deps:
+    name: Unused Dependencies
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        arch: [amd64]
+    steps:
+      - uses: actions/checkout@v2
+      - name: Setup Rust Toolchain
+        uses: ./.github/actions/setup-rust
+      - name: Run cargo machete
+        run: cargo machete
+
   clippy:
     name: Clippy
     runs-on: ubuntu-latest

Cargo.lock

@@ -17,36 +17,21 @@ version = "0.2.2"
 arrow-flight = { version = "54.1.0", features = [
   "flight-sql-experimental",
 ], optional = true }
-async-trait = "0.1.80"
-base64 = { version = "0.22.1", optional = true }
-chrono = "=0.4.39"
 clap = { version = "4.5.27", features = ["derive"] }
 color-eyre = "0.6.3"
 crossterm = { version = "0.28.1", features = ["event-stream"] }
 datafusion = { version = "45.0.0" }
 datafusion-app = { version = "0.1.0", path = "crates/datafusion-app" }
-datafusion-auth = { version = "0.1.0", path = "crates/datafusion-auth", optional = true }
-datafusion-udfs-wasm = { version = "0.1.0", path = "crates/datafusion-udfs-wasm", features = [
-  "serde",
-], optional = true }
 directories = "5.0.1"
 env_logger = "0.11.5"
 futures = "0.3.30"
-home = "=0.5.9"
 http = "1"
 http-body = "1"
 itertools = "0.13.0"
 lazy_static = "1.4.0"
 log = "0.4.22"
 metrics = { version = "0.24.0", optional = true }
 metrics-exporter-prometheus = { version = "0.16.0", optional = true }
-num_cpus = "1.16.0"
-object_store = { version = "0.11.0", features = ["aws"], optional = true }
-object_store_opendal = { version = "0.49", optional = true }
-opendal = { version = "0.51", features = [
-  "services-huggingface",
-], optional = true }
-parking_lot = "0.12.3"
 parquet = "54.1.0"
 pin-project-lite = { version = "0.2.14" }
 prost = "0.13.1"
@@ -67,6 +52,9 @@ uuid = { version = "1.10.0" }
 
 [dev-dependencies]
 assert_cmd = "2.0.16"
+datafusion-udfs-wasm = { version = "0.1.0", path = "crates/datafusion-udfs-wasm", features = [
+  "serde",
+] }
 insta = { version = "1.40.0", features = ["yaml"] }
 predicates = "3.1.2"
 tempfile = "3.2.0"
@@ -90,7 +78,7 @@ hudi = ["datafusion-app/hudi"]
 huggingface = ["datafusion-app/huggingface"]
 iceberg = ["datafusion-app/iceberg"]
 s3 = ["datafusion-app/s3", "url"]
-udfs-wasm = ["datafusion-app/udfs-wasm", "dep:datafusion-udfs-wasm"]
+udfs-wasm = ["datafusion-app/udfs-wasm"]
 
 [[bin]]
 name = "dft"

Cargo.toml

@@ -11,7 +11,6 @@ async-trait = "0.1.80"
 base64 = { version = "0.22.1", optional = true }
 color-eyre = "0.6.3"
 datafusion = "45.0.0"
-datafusion-auth = { version = "0.1.0", path = "../datafusion-auth", optional = true }
 datafusion-functions-json = { version = "0.45", optional = true }
 datafusion-functions-parquet = { version = "0.1.0", path = "..//datafusion-functions-parquet", optional = true }
 datafusion-udfs-wasm = { version = "0.1.0", path = "../datafusion-udfs-wasm", features = [
@@ -40,19 +39,12 @@ serde = { version = "1.0.197", features = ["derive"] }
 tokio = { version = "1.36.0", features = ["macros", "rt-multi-thread"] }
 tokio-stream = { version = "0.1.15", features = ["net"] }
 tonic = { version = "0.12.3", optional = true }
-tower-http = { version = "0.6.2", features = ["auth"], optional = true }
 url = { version = "2.5.2", optional = true }
 
 [features]
 default = ["functions-parquet"]
 deltalake = ["dep:deltalake"]
-flightsql = [
-  "dep:arrow-flight",
-  "dep:base64",
-  "dep:datafusion-auth",
-  "dep:tonic",
-  "dep:tower-http",
-]
+flightsql = ["dep:arrow-flight", "dep:base64", "dep:tonic"]
 functions-json = ["dep:datafusion-functions-json"]
 functions-parquet = ["dep:datafusion-functions-parquet"]
 hudi = ["dep:hudi"]

crates/datafusion-app/Cargo.toml

@@ -4,7 +4,4 @@ name = "datafusion-auth"
 version = "0.1.0"
 
 [dependencies]
-datafusion = "45.0.0"
-http-body = "1.0.1"
-tower = "0.5.2"
 tower-http = { version = "0.5.0", features = ["auth"] }