Merge pull request #800 from lf-lang/ts-docker

add docker file generation for TS

org.lflang.tests/src/org/lflang/tests/runtime/TypeScriptTest.java

@@ -20,6 +20,11 @@ public TypeScriptTest() {
         super(Target.TS);
     }
 
+    @Override
+    protected boolean supportsDockerOption() {
+        return true;
+    }
+
     @Test
     @Override
     public void runGenericTests() {
@@ -56,4 +61,9 @@ public void runFederatedTests() {
         super.runFederatedTests();
     }
 
+    @Test
+    @Override
+    public void runDockerTests() {
+        super.runDockerTests();
+    }
 }

org.lflang/src/org/lflang/TargetProperty.java

@@ -166,7 +166,7 @@ public enum TargetProperty {
      * true or false, or a dictionary of options.
      */
     DOCKER("docker", UnionType.DOCKER_UNION,
-            Arrays.asList(Target.C, Target.CCPP, Target.Python), (config, value, err) -> {
+            Arrays.asList(Target.C, Target.CCPP, Target.Python, Target.TS), (config, value, err) -> {
                 if (value.getLiteral() != null) {
                     if (ASTUtils.toBoolean(value)) {
                         config.dockerOptions = new DockerOptions();

org.lflang/src/org/lflang/generator/ts/TSDockerGenerator.kt

@@ -0,0 +1,20 @@
+package org.lflang.generator.ts
+
+import java.util.StringJoiner
+
+/**
+ * Generate parameters for TypeScript target.
+ */
+class TSDockerGenerator (
+    private val tsFileName: String
+ ) {
+    fun generateDockerFileContent(): String {
+        val dockerFileContent = """
+        |FROM node:alpine
+        |WORKDIR /linguafranca/$tsFileName
+        |COPY . .
+        |ENTRYPOINT ["node", "dist/$tsFileName.js"]
+        """
+        return dockerFileContent.trimMargin()
+    }
+}

org.lflang/src/org/lflang/generator/ts/TSGenerator.kt

@@ -180,6 +180,13 @@ class TSGenerator(
             tsCode.append(reactorGenerator.generateReactorInstanceAndStart(this.mainDef, mainParameters))
             fsa.generateFile(fileConfig.srcGenBasePath.relativize(tsFilePath).toString(),
                 tsCode.toString())
+
+            if (targetConfig.dockerOptions != null) {
+                val dockerFilePath = fileConfig.srcGenPath.resolve("$tsFileName.Dockerfile");
+                val dockerGenerator = TSDockerGenerator(tsFileName)
+                println("docker file written to $dockerFilePath")
+                fsa.generateFile(fileConfig.srcGenBasePath.relativize(dockerFilePath).toString(), dockerGenerator.generateDockerFileContent())
+            }
         }
         // The following check is omitted for Mode.LSP_FAST because this code is unreachable in LSP_FAST mode.
         if (!targetConfig.noCompile && fileConfig.compilerMode != Mode.LSP_MEDIUM) compile(resource, context)

test/TypeScript/src/docker/HelloWorldContainerized.lf

@@ -0,0 +1,9 @@
+target TypeScript {
+    docker: true
+};
+
+import HelloWorldInside from "../HelloWorld.lf"
+
+main reactor HelloWorldContainerized {
+    a = new HelloWorldInside();
+}