Bug fix as highlighted by #2.

.github/workflows/cargo.yml

@@ -0,0 +1,41 @@
+name: Cargo (full)
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    container:
+      image: aalekhpatel07/rust:1.0
+      options: --user root --security-opt seccomp=unconfined
+    steps:
+    - name: Checkout repository.
+      uses: actions/checkout@v3
+    - name: Run tests
+      run: cargo nextest run --release --verbose
+    - name: Generate test coverage report.
+      run: cargo tarpaulin -o Html --output-dir ./target/tarpaulin
+    - name: Run clippy
+      run: cargo clippy --no-deps --fix
+    - name: Build the project.
+      run: |
+        cargo build --release
+    - name: Archive production build.
+      uses: actions/upload-artifact@v3
+      with:
+        name: production-static-files
+        path: |
+          target/release/tic-tac-toe
+    - name: Archive code coverage results.
+      uses: actions/upload-artifact@v3
+      with:
+        name: test-coverage-report
+        path: |
+          target/tarpaulin

.gitignore

@@ -1,2 +1,3 @@
 .idea/
 target
+.vscode/

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "minimax-alpha-beta"
-version = "0.1.7"
+version = "0.2.0"
 authors = ["Aalekh Patel <[email protected]>"]
 edition = "2018"
 license = "MIT"
@@ -14,8 +14,20 @@ categories = ["algorithms", "mathematics"]
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
-[dependencies]
+[features]
+default = ["tictactoe"]
+tictactoe = []
+chess = ["dep:shakmaty"]
 
+[dependencies]
+shakmaty = { version = "0.21.3", optional = true }
+anyhow = { version = "1.0.59" }
+clap = { version = "3.2.16", features = ["derive"]}
 
 [profile.release]
 lto = "fat"
+debug = false
+
+[[bin]]
+name = "tic-tac-toe"
+path = "src/main.rs"

src/drivers/mod.rs

@@ -0,0 +1,2 @@
+mod tic_tac_toe;
+pub use tic_tac_toe::*;