Exclude "node_modules" (hard coded) folder for the validation. Don't

validate ts file which tsconfig.json cannot be found. See
#40 (comment)

Author: angelozerr

eclipse/ts.eclipse.ide.core/src/ts/eclipse/ide/core/resources/IIDETypeScriptProjectSettings.java

@@ -10,6 +10,8 @@
  */
 package ts.eclipse.ide.core.resources;
 
+import org.eclipse.core.resources.IResource;
+
 import ts.eclipse.ide.core.nodejs.IEmbeddedNodejs;
 import ts.resources.ITypeScriptProjectSettings;
 
@@ -36,4 +38,12 @@ public interface IIDETypeScriptProjectSettings extends ITypeScriptProjectSetting
 	 */
 	boolean isTraceOnConsole();
 
+	/**
+	 * Returns true if the given resources can be validated and false otherwise.
+	 * 
+	 * @param resource
+	 * @return
+	 */
+	boolean canValidate(IResource resource);
+
 }

eclipse/ts.eclipse.ide.core/src/ts/eclipse/ide/internal/core/resources/IDETypeScriptProject.java

@@ -192,6 +192,9 @@ public IIDETypeScriptProjectSettings getProjectSettings() {
 	@Override
 	public boolean canValidate(IResource resource) {
 		try {
+			if (!getProjectSettings().canValidate(resource)) {
+				return false;
+			}
 			IDETsconfigJson tsconfig = JsonConfigResourcesManager.getInstance().findTsconfig(resource);
 			if (tsconfig != null) {
 				// check if the given file is declared in the "files"

eclipse/ts.eclipse.ide.core/src/ts/eclipse/ide/internal/core/resources/IDETypeScriptProjectSettings.java

@@ -12,6 +12,7 @@
 
 import java.io.File;
 
+import org.eclipse.core.resources.IResource;
 import org.eclipse.core.runtime.IPath;
 import org.eclipse.core.runtime.preferences.IEclipsePreferences.PreferenceChangeEvent;
 
@@ -112,8 +113,7 @@ public File getTsserverFile() {
 
 	private File resolvePath(String path) {
 		if (!StringUtils.isEmpty(path)) {
-			IPath p = TypeScriptCorePlugin.getTypeScriptRepositoryManager().getPath(path,
-					super.getProject());
+			IPath p = TypeScriptCorePlugin.getTypeScriptRepositoryManager().getPath(path, super.getProject());
 			return p != null ? p.toFile() : new File(path);
 		}
 		return null;
@@ -158,6 +158,20 @@ private boolean isTscPreferencesChanged(PreferenceChangeEvent event) {
 				|| TypeScriptCorePreferenceConstants.TSC_INSTALLED_TYPESCRIPT_PATH.equals(event.getKey());
 	}
 
+	@Override
+	public boolean canValidate(IResource resource) {
+		// TODO: add a preferences to customize path to exclude for validation.
+		// today we exclude validation for files which are hosted inside
+		// node_modules.
+		IPath location = resource.getProjectRelativePath();
+		for (int i = 0; i < location.segmentCount(); i++) {
+			if ("node_modules".equals(location.segment(i))) {
+				return false;
+			}
+		}
+		return true;
+	}
+
 	private ITypeScriptProject getTypeScriptProject() {
 		return tsProject;
 	}