Dotnet support

.config/nextest.toml

@@ -15,6 +15,10 @@ default-filter = "binary_id(prek::languages) and test(bun::)"
 inherits = "ci-core"
 default-filter = "binary_id(prek::languages) and (test(docker::) or test(docker_image::))"
 
+[profile.lang-dotnet]
+inherits = "ci-core"
+default-filter = "binary_id(prek::languages) and test(dotnet::)"
+
 [profile.lang-golang]
 inherits = "ci-core"
 default-filter = "binary_id(prek::languages) and test(golang::)"

.github/workflows/ci.yml

@@ -26,6 +26,7 @@ env:
   GHC_VERSION: "9.14.1" # Preinstalled in ubuntu-24.04 runner image
   CABAL_VERSION: "3.16.1.0"
   JULIA_VERSION: "1.12.4"
+  DOTNET_VERSION: "10.0"
 
   # Cargo env vars
   CARGO_INCREMENTAL: 0
@@ -411,6 +412,7 @@ jobs:
         language:
           - bun
           - docker
+          - dotnet
           - golang
           - haskell
           - julia
@@ -541,6 +543,12 @@ jobs:
         with:
           version: ${{ env.JULIA_VERSION }}
 
+      - name: "Install .NET"
+        if: ${{ matrix.language == 'dotnet' }}
+        uses: actions/setup-dotnet@67a3573c9a986a3f9c594539f4ab511d57bb3ce9 # v4.3.1
+        with:
+          dotnet-version: ${{ env.DOTNET_VERSION }}
+
       - name: "Run language tests"
         if: ${{ matrix.os != 'windows-latest' }}
         env:

crates/prek-consts/src/env_vars.rs

@@ -91,6 +91,9 @@ impl EnvVars {
     pub const RUSTUP_AUTO_INSTALL: &'static str = "RUSTUP_AUTO_INSTALL";
     pub const CARGO_HOME: &'static str = "CARGO_HOME";
     pub const RUSTUP_HOME: &'static str = "RUSTUP_HOME";
+
+    // .NET related
+    pub const DOTNET_ROOT: &'static str = "DOTNET_ROOT";
 }
 
 impl EnvVars {