Address comments

src/main/java/software/amazon/smithy/lsp/FilePatterns.java

@@ -9,7 +9,6 @@
 import java.nio.file.FileSystems;
 import java.nio.file.Path;
 import java.nio.file.PathMatcher;
-import java.util.ArrayList;
 import java.util.List;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
@@ -21,8 +20,6 @@
  * or build files in Projects and workspaces.
  */
 final class FilePatterns {
-    private static final int BUILD_FILE_COUNT = 2 + ProjectConfigLoader.SMITHY_BUILD_EXTS.length;
-
     private FilePatterns() {
     }
 
@@ -81,14 +78,6 @@ private static PathMatcher toPathMatcher(String globPattern) {
     // whereas patterns for projects only look at the top level (because project locations
     // are defined by the presence of these build files).
     private static String getBuildFilesPattern(Path root, boolean isWorkspacePattern) {
-        List<String> patterns = new ArrayList<>(BUILD_FILE_COUNT);
-        patterns.add(ProjectConfigLoader.SMITHY_BUILD);
-        patterns.add(ProjectConfigLoader.SMITHY_PROJECT);
-        for (String buildExt : ProjectConfigLoader.SMITHY_BUILD_EXTS) {
-            Path extPath = Path.of(buildExt); // buildExt may have file separators
-            patterns.add(extPath.toString());
-        }
-
         String rootString = root.toString();
         if (!rootString.endsWith(File.separator)) {
             rootString += File.separator;
@@ -98,7 +87,7 @@ private static String getBuildFilesPattern(Path root, boolean isWorkspacePattern
             rootString += "**" + File.separator;
         }
 
-        return escapeBackslashes(rootString + "{" + String.join(",", patterns) + "}");
+        return escapeBackslashes(rootString + "{" + String.join(",", ProjectConfigLoader.PROJECT_BUILD_FILES) + "}");
     }
 
     // When computing the pattern used for telling the client which files to watch, we want

src/main/java/software/amazon/smithy/lsp/ProjectRootVisitor.java

@@ -7,13 +7,15 @@
 
 import java.io.IOException;
 import java.nio.file.FileSystems;
+import java.nio.file.FileVisitOption;
 import java.nio.file.FileVisitResult;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.PathMatcher;
 import java.nio.file.SimpleFileVisitor;
 import java.nio.file.attribute.BasicFileAttributes;
 import java.util.ArrayList;
+import java.util.EnumSet;
 import java.util.List;
 import software.amazon.smithy.lsp.project.ProjectConfigLoader;
 
@@ -23,6 +25,7 @@
 final class ProjectRootVisitor extends SimpleFileVisitor<Path> {
     private static final PathMatcher PROJECT_ROOT_MATCHER = FileSystems.getDefault().getPathMatcher(
             "glob:{" + ProjectConfigLoader.SMITHY_BUILD + "," + ProjectConfigLoader.SMITHY_PROJECT + "}");
+    private static final int MAX_VISIT_DEPTH = 10;
 
     private final List<Path> roots = new ArrayList<>();
 
@@ -36,7 +39,7 @@ final class ProjectRootVisitor extends SimpleFileVisitor<Path> {
      */
     static List<Path> findProjectRoots(Path workspaceRoot) throws IOException {
         ProjectRootVisitor visitor = new ProjectRootVisitor();
-        Files.walkFileTree(workspaceRoot, visitor);
+        Files.walkFileTree(workspaceRoot, EnumSet.noneOf(FileVisitOption.class), MAX_VISIT_DEPTH, visitor);
         return visitor.roots;
     }
 

src/main/java/software/amazon/smithy/lsp/project/ProjectConfigLoader.java

@@ -8,6 +8,7 @@
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.List;
 import java.util.logging.Logger;
 import software.amazon.smithy.build.model.SmithyBuildConfig;
@@ -65,11 +66,18 @@ public final class ProjectConfigLoader {
     public static final String SMITHY_BUILD = "smithy-build.json";
     public static final String[] SMITHY_BUILD_EXTS = {"build/smithy-dependencies.json", ".smithy.json"};
     public static final String SMITHY_PROJECT = ".smithy-project.json";
+    public static final List<String> PROJECT_BUILD_FILES = new ArrayList<>(2 + SMITHY_BUILD_EXTS.length);
 
     private static final Logger LOGGER = Logger.getLogger(ProjectConfigLoader.class.getName());
     private static final SmithyBuildConfig DEFAULT_SMITHY_BUILD = SmithyBuildConfig.builder().version("1").build();
     private static final NodeMapper NODE_MAPPER = new NodeMapper();
 
+    static {
+        PROJECT_BUILD_FILES.add(SMITHY_BUILD);
+        PROJECT_BUILD_FILES.add(SMITHY_PROJECT);
+        PROJECT_BUILD_FILES.addAll(Arrays.asList(SMITHY_BUILD_EXTS));
+    }
+
     private ProjectConfigLoader() {
     }