Enhance module scanning and wildcard expansion.

Introduced `scanForModules` to dynamically retrieve module names from the file system. Updated export and open handling logic to support wildcard expansion using the scanned modules for improved flexibility.

Author: ddemiral

src/main/java/com/chaoticsomeone/ModInfGen/ModuleInfoGenerator.java

@@ -5,6 +5,7 @@
 import com.google.gson.Gson;
 
 import java.io.*;
+import java.util.List;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
@@ -15,6 +16,7 @@ public class ModuleInfoGenerator {
 
 	private final Gson gson = new Gson();
 	private final String configFilePath = "module-info.json5";
+	private ModuleInfo moduleInfo;
 
 	private boolean collapseWhitespaces;
 
@@ -27,12 +29,13 @@ public ModuleInfoGenerator() {
 	}
 
 	public void generate() {
-		ModuleInfo moduleInfo = gson.fromJson(readJsonString(configFilePath), ModuleInfo.class);
+		moduleInfo = gson.fromJson(readJsonString(configFilePath), ModuleInfo.class);
 
 		try {
 			moduleInfo.validateVariables();
 			moduleInfo.expandVariables();
 			moduleInfo.expandRoot();
+			moduleInfo.scanForModules();
 
 			System.out.println(generateModuleInfoContent(moduleInfo));
 		} catch (IllegalArgumentException e) {
@@ -91,6 +94,23 @@ public void generateTemplate() {
 		}
 	}
 
+	private void expandWildcard(SmartStringBuilder builder, String baseline, String s) {
+		String postfix = s.substring(1);
+		List<String> modules = moduleInfo.getModules().stream().filter(m -> m.endsWith(postfix)).toList();
+
+		for (String module : modules) {
+			builder.appendFmtLn(baseline.replaceFirst("%s", module));
+		}
+	}
+
+	private void addLine(SmartStringBuilder builder, String line, String value) {
+		if (value.startsWith("*")) {
+			expandWildcard(builder, line, value);
+		} else {
+			builder.appendFmtLn(line, value);
+		}
+	}
+
 	private String generateModuleInfoContent(ModuleInfo moduleInfo) {
 		SmartStringBuilder outputBuilder = new SmartStringBuilder();
 
@@ -109,17 +129,17 @@ private String generateModuleInfoContent(ModuleInfo moduleInfo) {
 		outputBuilder.appendSectionLn(() -> {
 			outputBuilder.appendComment(moduleInfo.getComment("exports"));
 			for (String export : moduleInfo.getExports()) {
-				outputBuilder.appendFmtLn("exports %s;", export);
+				addLine(outputBuilder, "exports %s;", export);
 			}
 		});
 
 		outputBuilder.appendSectionLn(() -> {
 			outputBuilder.appendComment(moduleInfo.getComment("opens"));
 			for (OpensDeclaration opens : moduleInfo.getOpens()) {
-				String baseLine = String.format("opens %s to %s;", "%s", opens.getTargetModule());
+				String baseline = String.format("opens %%s to %s;", opens.getTargetModule());
 
 				for (String sourceModule : opens.getSourceModules()) {
-					outputBuilder.appendFmtLn(baseLine, sourceModule);
+					addLine(outputBuilder, baseline, sourceModule);
 				}
 			}
 		});

src/main/java/com/chaoticsomeone/ModInfGen/model/ModuleInfo.java

@@ -3,6 +3,8 @@
 import com.google.gson.annotations.Expose;
 import com.google.gson.annotations.SerializedName;
 
+import java.io.File;
+import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
 import java.util.function.Function;
@@ -37,6 +39,8 @@ public class ModuleInfo {
 	@Expose
 	private Map<String, String> comments;
 
+	private final List<String> modules = new ArrayList<>();
+
 	private final Function<String, String> expandMapper = (s) -> {
 		if (s.equals(".")) {
 			return getModuleName();
@@ -47,6 +51,29 @@ public class ModuleInfo {
 		}
 	};
 
+	public void scanForModules() {
+		if (getSourceRoot() == null || getSourceRoot().isBlank()) {
+			return;
+		}
+
+		File root = new File(getSourceRoot(), moduleName.replace(".", "/"));
+		scanModule(root);
+	}
+
+	private void scanModule(File directory) {
+		File root = new File(getSourceRoot());
+		File[] files = directory.listFiles();
+		modules.add(directory.getPath().replace(root.getPath() + "\\", "").replace("\\", ".").replace("/", "."));
+
+		if (files != null) {
+			for (File file : files) {
+				if (file.isDirectory()) {
+					scanModule(file);
+				}
+			}
+		}
+	}
+
 	public void expandRoot() {
 		this.exports = exports.stream().map(expandMapper).toList();
 
@@ -160,4 +187,8 @@ public void setComments(Map<String, String> comments) {
 	public String getComment(String key) {
 		return comments.get(key);
 	}
+
+	public List<String> getModules() {
+		return modules;
+	}
 }