feat: test building native clojure app using library, test with graalvm

.github/workflows/clojure.yml

@@ -2,30 +2,36 @@ name: Clojure CI
 
 on:
   push:
-    branches: [ "main" ]
+    branches:
+      - 'main'
   pull_request:
-    branches: [ "main" ]
+    branches:
+      - '**'
 
 jobs:
   build:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout code
       uses: actions/checkout@v3
-    - name: Setup Java
-      uses: actions/setup-java@v3
+    - name: Tools setup
+      uses: jdx/mise-action@v2
       with:
-        # see: https://github.com/marketplace/actions/setup-java
-        distribution: 'corretto'
-        java-version: '11'
-    - name: Install clojure tools
-      uses: DeLaGuardo/[email protected]
-      with:
-        # see: https://github.com/marketplace/actions/setup-clojure
-        cli: 1.11.1.1429
+        install: true
+        cache: true
+    - name: Tools config
+      run: |
+        echo "JAVA_HOME=$(mise where java)" >> $GITHUB_ENV
+        echo "GRAALVM_HOME=$(mise where java)" >> $GITHUB_ENV
+        echo "$(mise where java)/bin" >> $GITHUB_PATH
+        gu install native-image
     - name: Run tests
       run: make test
     - name: Run clj-kondo linter
       run: make lint
     - name: Run build jar
-      run: make clean build
+      run: make build
+    - name: Run build app
+      run: |
+        make build-native
+        build/hierarchy-test-app this is a test invocation of native app

.mise.toml

@@ -0,0 +1,6 @@
+[plugins]
+clojure = "https://github.com/asdf-community/asdf-clojure.git"
+
+[tools]
+java = "graalvm-22.3.1+java11"
+clojure = "1.11"

Makefile

@@ -1,22 +1,43 @@
 .PHONY: repl test clean deploy install format-check format-fix
 
-SHELL := /bin/bash
+env:
+	env
 
 repl:
-	clojure -M:dev:test:repl
+	clojure -M:dev:test:app:repl
 
 test:
-	clojure -M:dev:test:runner --focus :unit --reporter kaocha.report/documentation --no-capture-output
+	clojure -M:dev:test:app:runner --focus :unit --reporter kaocha.report/documentation --no-capture-output
 
 clean:
 	rm -rf target build
 
 lint:
-	clojure -M:dev:test:clj-kondo --copy-configs --dependencies --parallel --lint "$(shell clojure -A:dev:test -Spath)"
-	clojure -M:dev:test:clj-kondo --lint "src:test" --fail-level "error"
+	clojure -M:dev:test:app:clj-kondo --copy-configs --dependencies --parallel --lint "$(shell clojure -A:dev:test -Spath)"
+	clojure -M:dev:test:app:clj-kondo --lint "src:test" --fail-level "error"
 
 build:
-	clojure -X:jar :sync-pom true
+	clojure -X:jar :sync-pom true :jar "build/hierarchy.jar"
+
+build-native: build
+	mkdir -p build/graalvm-config
+	clojure -X:uberjar :sync-pom false :jar "build/hierarchy-test-app.jar"
+	java -agentlib:native-image-agent=config-output-dir=build/graalvm-config -jar "build/hierarchy-test-app.jar" hierarchy.main
+	native-image -jar "build/hierarchy-test-app.jar" \
+		"-H:+ReportExceptionStackTraces" \
+		"-H:+JNI" \
+		"-H:EnableURLProtocols=http,https,jar" \
+		"-J-Dclojure.spec.skip-macros=true" \
+		"-J-Dclojure.compiler.direct-linking=true" \
+		"--report-unsupported-elements-at-runtime" \
+		"--verbose" \
+		"--no-fallback" \
+		"--no-server" \
+		"--allow-incomplete-classpath" \
+		"--trace-object-instantiation=java.lang.Thread" \
+		"--features=clj_easy.graal_build_time.InitClojureClasses" \
+		"-H:ConfigurationFileDirectories=build/graalvm-config" \
+		"build/hierarchy-test-app"
 
 deploy: clean build
 	clojure -X:deploy-maven

app/hierarchy/main.clj

@@ -0,0 +1,23 @@
+(ns hierarchy.main
+  (:require [hierarchy.core :as h])
+  (:gen-class))
+
+(h/activate!)
+
+(derive [:foo :bar] :foobar)
+
+(defmulti print-a-thing :type)
+
+(defmethod print-a-thing :default
+  [thing]
+  (println "thing:" thing))
+
+(defmethod print-a-thing :foobar
+  [thing]
+  (println "foobar thing:" thing))
+
+(defn -main
+  "this is a super simple test app which dispatches to `:foobar`"
+  [& args]
+  (print-a-thing {:type [:foo :bar]
+                  :foobar args}))

deps.edn

@@ -7,6 +7,9 @@
         :extra-deps {reloaded.repl/reloaded.repl {:mvn/version "0.2.4"}
                      criterium/criterium {:mvn/version "0.4.6"}}}
 
+  :app {:extra-paths ["app"]
+        :extra-deps {com.github.clj-easy/graal-build-time {:mvn/version "1.0.5"}}}
+
   :clj-kondo {:extra-deps {clj-kondo/clj-kondo {:mvn/version "2023.12.15"}}
               :main-opts ["-m" "clj-kondo.main"]}
 
@@ -21,7 +24,6 @@
                        "-m" "kaocha.runner"]
            :exec-fn   kaocha.runner/exec-fn}
 
-
   :repl {:extra-deps {nrepl/nrepl {:mvn/version "1.1.0"}
                       cider/cider-nrepl {:mvn/version "0.44.0"}}
          :main-opts ["-e" "(println \"warn-on-reflection =\" (set! *warn-on-reflection* true))"
@@ -34,9 +36,14 @@
   :format-check {:extra-deps {cljfmt/cljfmt {:mvn/version "0.9.2"}}
                  :main-opts ["-m" "cljfmt.main" "check" "src" "dev"]}
 
-  :jar {:replace-deps {com.github.seancorfield/depstar {:mvn/version "2.0.216"}}
-        :exec-fn hf.depstar/jar
-        :exec-args {:jar "build/hierarchy.jar"}}
+  :jar {:replace-deps {com.github.seancorfield/depstar {:mvn/version "2.1.303"}}
+        :exec-fn hf.depstar/jar}
+
+  :uberjar {:replace-deps {com.github.seancorfield/depstar {:mvn/version "2.1.303"}}
+            :exec-fn hf.depstar/uberjar
+            :exec-args {:aot true
+                        :aliases [:app]
+                        :main-class hierarchy.main}}
 
   :install-maven {:extra-deps {slipset/deps-deploy {:mvn/version "0.1.5"}}
                   :exec-fn deps-deploy.deps-deploy/deploy