feat: allow use of remote file args in compiler arguments

Author: maxandersen

itests/flags.json

@@ -0,0 +1,12 @@
+[
+  {
+    match: ["*.*"],
+    inline: [
+      "+com.github.tjake.jlama.tensor.operations.PanamaTensorOperations::dotProduct*",
+      "+com.github.tjake.jlama.tensor.operations.PanamaTensorOperations::quantize*",
+      "+com.github.tjake.jlama.tensor.operations.PanamaTensorOperations*::mpack*",
+      "+com.github.tjake.jlama.tensor.AbstractTensor::getOffset*",
+      "+com.github.tjake.jlama.tensor.*::getVector*"
+    ]
+  }
+]

src/main/java/dev/jbang/cli/Run.java

@@ -90,6 +90,9 @@ public Integer doCall() throws IOException {
 
 		buildAgents(ctx);
 
+		// swizzle remote files after agents been added.
+		runMixin.javaRuntimeOptions = Util.handleRemoteFiles(runMixin.javaRuntimeOptions);
+
 		String cmdline = updateGeneratorForRun(genb).build().generate();
 
 		Util.verboseMsg("run: " + cmdline);
@@ -113,7 +116,6 @@ void buildAgents(BuildContext ctx) throws IOException {
 			if (runMixin.javaRuntimeOptions == null) {
 				runMixin.javaRuntimeOptions = new ArrayList<>();
 			}
-			agents = handleRemoteFiles(agents);
 			for (Map.Entry<String, String> agentOption : agents.entrySet()) {
 				String javaAgent = agentOption.getKey();
 				String javaAgentOptions = agentOption.getValue();

src/main/java/dev/jbang/source/CmdGeneratorBuilder.java

@@ -1,7 +1,6 @@
 package dev.jbang.source;
 
 import java.util.*;
-import java.util.stream.Collectors;
 
 import dev.jbang.catalog.Alias;
 import dev.jbang.source.generators.JarCmdGenerator;
@@ -145,9 +144,9 @@ private NativeCmdGenerator createNativeCmdGenerator() {
 
 	private void updateFromAlias(Alias alias) {
 		if (arguments.isEmpty()) {
-			setArguments(handleRemoteFiles(alias.arguments));
+			setArguments(Util.handleRemoteFiles(alias.arguments));
 		} else if (alias.arguments != null && !alias.arguments.isEmpty()) {
-			List<String> args = new ArrayList<>(handleRemoteFiles(alias.arguments));
+			List<String> args = new ArrayList<>(Util.handleRemoteFiles(alias.arguments));
 			args.addAll(arguments);
 			setArguments(args);
 		}
@@ -184,11 +183,4 @@ private void updateFromAlias(Alias alias) {
 		}
 	}
 
-	private static List<String> handleRemoteFiles(List<String> args) {
-		if (args != null) {
-			return args.stream().map(Util::substituteRemote).collect(Collectors.toList());
-		} else {
-			return null;
-		}
-	}
 }

src/main/java/dev/jbang/source/buildsteps/CompileBuildStep.java

@@ -74,7 +74,7 @@ protected Project compile() throws IOException {
 			optionList.add("-source");
 			optionList.add("" + JavaUtil.javaVersion(requestedJavaVersion));
 		}
-		optionList.addAll(project.getMainSourceSet().getCompileOptions());
+		optionList.addAll(Util.handleRemoteFiles(project.getMainSourceSet().getCompileOptions()));
 		String path = ctx.resolveClassPath().getClassPath();
 		if (!Util.isBlankString(path)) {
 			if (project.getModuleName().isPresent()) {

src/main/java/dev/jbang/source/generators/JarCmdGenerator.java

@@ -159,8 +159,8 @@ protected List<String> generateCommandLineList() throws IOException {
 
 		fullArgs.add(javacmd);
 
-		fullArgs.addAll(project.getRuntimeOptions());
-		fullArgs.addAll(runtimeOptions);
+		fullArgs.addAll(Util.handleRemoteFiles(project.getRuntimeOptions()));
+		fullArgs.addAll(Util.handleRemoteFiles(runtimeOptions));
 		fullArgs.addAll(ctx.resolveClassPath().getAutoDectectedModuleArguments(jdk));
 		fullArgs.addAll(optionalArgs);
 

src/main/java/dev/jbang/util/Util.java

@@ -403,6 +403,14 @@ public static String unkebabify(String name) {
 		return name;
 	}
 
+	public static List<String> handleRemoteFiles(List<String> args) {
+		if (args != null) {
+			return args.stream().map(Util::substituteRemote).collect(Collectors.toList());
+		} else {
+			return null;
+		}
+	}
+
 	public enum OS {
 		linux, alpine_linux, mac, windows, aix, unknown
 	}

src/test/java/dev/jbang/cli/TestRun.java

@@ -2404,6 +2404,68 @@ void testRemoteFileJavaagentComplex() throws Exception {
 		assertThat(result.err, containsString("-javaagent:" + jar + "=test:" + file));
 	}
 
+	@Test
+	@SuppressWarnings("unchecked")
+	void testRemoteFileXXargs(@TempDir File output) throws Exception {
+
+		wms.stubFor(
+				WireMock.get(urlEqualTo("/flags.json"))
+						.willReturn(aResponse()
+												.withHeader("Content-Type", "text/plain")
+												.withBodyFile("flags.json")
+												.withBody(
+														Util.readString(
+																examplesTestFolder.resolve("flags.json")))));
+
+		wms.start();
+
+		String script = examplesTestFolder.resolve("helloworld.java").toString();
+		String arg = "http://localhost:" + wms.port() + "/flags.json";
+		CaptureResult<Integer> result = checkedRun(null, "run", "--verbose",
+				"-R=-XX:CompilerDirectivesFile=%{" + arg + "}",
+				script);
+		assertThat(result.err, containsString("Requesting HTTP GET " + arg));
+		Path file = Util.downloadAndCacheFile(arg);
+		assertThat(result.err, containsString("-XX:CompilerDirectivesFile=" + file));
+	}
+
+	@Test
+	@SuppressWarnings("unchecked")
+	void testRemoteFileEmbeddedXXargs(@TempDir File output) throws Exception {
+
+		wms.stubFor(
+				WireMock.get(urlEqualTo("/flags2.json"))
+						.willReturn(aResponse()
+												.withHeader("Content-Type", "text/plain")
+												.withBodyFile("flags2.json")
+												.withBody(
+														Util.readString(
+																examplesTestFolder.resolve("flags.json")))));
+
+		wms.start();
+		String arg = "http://localhost:" + wms.port() + "/flags2.json";
+
+		String directives = "//RUNTIME_OPTIONS -XX:CompilerDirectivesFile=%{" + arg + "}\n"
+				+ "class funky { static void main(String args[]) {} }";
+
+		Path f = output.toPath().resolve("funky.java");
+
+		Util.writeString(f, directives);
+
+		String script = f.toAbsolutePath().toString();
+
+		CaptureResult<Integer> result = checkedRun(null, "run", "--verbose",
+				script);
+		assertThat(result.err, containsString("Requesting HTTP GET " + arg));
+		Path file = Util.downloadAndCacheFile(arg);
+		assertThat(result.err, containsString("-XX:CompilerDirectivesFile=" + file));
+
+	}
+
+	void testRemoteFileEmbeddedInOptions() {
+
+	}
+
 	@Test
 	@SuppressWarnings("unchecked")
 	void testRemoteFileArgSimpleEscaped() throws Exception {