Check if TypeScript Runtime is >=2.0.5 to consume OpenExternalProject.

See #160

Author: angelozerr

core/ts.core/src/ts/client/CommandNames.java

@@ -37,7 +37,6 @@ public enum CommandNames {
 	Configure("configure"),
 	ProjectInfo("projectInfo"),
 	Rename("rename"),
-	OpenExternalProject("openExternalProject"),
 
 	// 2.0.3
 	SemanticDiagnosticsSync("semanticDiagnosticsSync", "2.0.3"), 
@@ -46,6 +45,7 @@ public enum CommandNames {
 	// 2.0.5
 	CompileOnSaveAffectedFileList("compileOnSaveAffectedFileList", "2.0.5"),
 	CompileOnSaveEmitFile("compileOnSaveEmitFile", "2.0.5"),
+	OpenExternalProject("openExternalProject", "2.0.5"),
 
 	// 2.0.6
 	NavTree("navtree", "2.0.6"),

core/ts.core/src/ts/client/TypeScriptServiceClient.java

@@ -421,11 +421,6 @@ public CompletableFuture<ProjectInfo> projectInfo(String file, String projectFil
 		return execute(new ProjectInfoRequest(file, needFileNameList));
 	}
 
-	@Override
-	public CompletableFuture<Void> openExternalProject(String projectFileName, List<String> rootFileNames) {
-		return executeCausingWait(new OpenExternalProjectRequest(projectFileName, rootFileNames));
-	}
-
 	// Since 2.0.3
 
 	@Override
@@ -455,6 +450,11 @@ public CompletableFuture<List<CompileOnSaveAffectedFileListSingleProject>> compi
 		return execute(new CompileOnSaveAffectedFileListRequest(fileName));
 	}
 
+	@Override
+	public CompletableFuture<Void> openExternalProject(String projectFileName, List<String> rootFileNames) {
+		return executeCausingWait(new OpenExternalProjectRequest(projectFileName, rootFileNames));
+	}
+	
 	// Since 2.0.6
 
 	@Override

core/ts.core/src/ts/resources/TypeScriptProject.java

@@ -151,14 +151,17 @@ public final ITypeScriptServiceClient getClient() throws TypeScriptException {
 					this.client = createServiceClient(getProjectDir());
 					copyListeners();
 					onCreateClient(client);
-					// determine root files and project name
-					String projectName = projectDir.getCanonicalPath();
-					List<String> rootFiles = new ArrayList<>();
-					for (String tsconfigFilePath : getTsconfigFilePaths()) {
-						rootFiles.add(FileUtils.getPath(new File(projectDir, tsconfigFilePath)));
+					if (canSupport(CommandNames.OpenExternalProject)) {
+						// OpenExternalProject is available since 2.0.5.
+						// determine root files and project name
+						String projectName = projectDir.getCanonicalPath();
+						List<String> rootFiles = new ArrayList<>();
+						for (String tsconfigFilePath : getTsconfigFilePaths()) {
+							rootFiles.add(FileUtils.getPath(new File(projectDir, tsconfigFilePath)));
+						}
+						// opens or updates the external project
+						client.openExternalProject(projectName, rootFiles);
 					}
-					// opens or updates the external project
-					client.openExternalProject(projectName, rootFiles);
 				} catch (Exception e) {
 					if (e instanceof TypeScriptException) {
 						throw (TypeScriptException) e;
@@ -196,7 +199,8 @@ protected ITypeScriptServiceClient createServiceClient(File projectDir) throws T
 		File nodeFile = getProjectSettings().getNodejsInstallPath();
 		File typescriptDir = getProjectSettings().getTypesScriptDir();
 		TypeScriptServiceClient client = new TypeScriptServiceClient(getProjectDir(), typescriptDir, nodeFile,
-				getProjectSettings().isEnableTelemetry(), getProjectSettings().isDisableAutomaticTypingAcquisition(), getProjectSettings().getTsserverPluginsFile());
+				getProjectSettings().isEnableTelemetry(), getProjectSettings().isDisableAutomaticTypingAcquisition(),
+				getProjectSettings().getTsserverPluginsFile());
 		client.setCompletionEntryMatcherProvider(this);
 		return client;
 	}