IDEA-84080 Ability to execute Mac app bundles as external tools

platform/lang-impl/src/com/intellij/tools/Tool.java

@@ -34,6 +34,7 @@ import com.intellij.openapi.project.Project;
 import com.intellij.openapi.util.Comparing;
 import org.jetbrains.annotations.NonNls;
 
+import java.io.File;
 import java.util.ArrayList;
 
 public class Tool implements SchemeElement {
@@ -300,7 +301,15 @@ public class Tool implements SchemeElement {
       commandLine.setWorkDirectory(MacroManager.getInstance().expandMacrosInString(workingDir, false, dataContext));
       exePath = MacroManager.getInstance().expandMacrosInString(exePath, false, dataContext);
       if (exePath == null) return null;
-      commandLine.setExePath(exePath);
+
+      File exeFile = new File(exePath);
+      if (exeFile.isDirectory() && exeFile.getName().endsWith(".app")) {
+        commandLine.setExePath("open");
+        commandLine.getParametersList().prependAll("-a", exePath);
+      }
+      else {
+        commandLine.setExePath(exePath);
+      }
     }
     catch (Macro.ExecutionCancelledException e) {
       return null;

platform/lang-impl/src/com/intellij/tools/ToolEditorDialog.java

@@ -196,7 +196,7 @@ public class ToolEditorDialog extends DialogWrapper {
     browseCommandButton.addActionListener(
       new ActionListener() {
         public void actionPerformed(ActionEvent e) {
-          FileChooserDescriptor descriptor = FileChooserDescriptorFactory.createSingleFileNoJarsDescriptor();
+          FileChooserDescriptor descriptor = FileChooserDescriptorFactory.createSingleFileOrExecutableAppDescriptor();
           VirtualFile file = FileChooser.chooseFile(descriptor, myProject, null);
           if (file != null) {
             myTfCommand.setText(file.getPresentableUrl());
@@ -463,4 +463,4 @@ public class ToolEditorDialog extends DialogWrapper {
     if (s.length() == 0) return null;
     return s.replace('/', File.separatorChar);
   }
-}
+}

platform/platform-api/src/com/intellij/openapi/fileChooser/FileChooserDescriptor.java

@@ -206,7 +206,7 @@ public class FileChooserDescriptor implements Cloneable {
 
   @Nullable
   public final VirtualFile getFileToSelect(VirtualFile file) {
-    if (file.isDirectory() && myChooseFolders) {
+    if (file.isDirectory() && (myChooseFolders || isFileSelectable(file))) {
       return file;
     }
     boolean isJar = file.getFileType() == FileTypes.ARCHIVE;

platform/platform-api/src/com/intellij/openapi/fileChooser/FileChooserDescriptorFactory.java

@@ -16,6 +16,7 @@
 package com.intellij.openapi.fileChooser;
 
 import com.intellij.openapi.fileTypes.FileType;
+import com.intellij.openapi.util.SystemInfo;
 import com.intellij.openapi.vfs.VirtualFile;
 import com.intellij.ui.UIBundle;
 
@@ -39,6 +40,21 @@ public class FileChooserDescriptorFactory {
     return new FileChooserDescriptor(true, false, false, false, false, false);
   }
 
+  public static FileChooserDescriptor createSingleFileOrExecutableAppDescriptor() {
+    return new FileChooserDescriptor(true, false, false, false, false, false) {
+      @Override
+      public boolean isFileSelectable(VirtualFile file) {
+        if (super.isFileSelectable(file)) return true;
+
+        if (SystemInfo.isMac && file.isDirectory() && "app".equals(file.getExtension())) {
+          return true;
+        }
+
+        return false;
+      }
+    };
+  }
+
   public static FileChooserDescriptor createSingleLocalFileDescriptor() {
     return new FileChooserDescriptor(true, true, true, true, false, false);
   }