Avoid deadlock when creating a new AsciiDoc file (#1502)

CHANGELOG.adoc

@@ -7,6 +7,10 @@ This document provides a high-level view of the changes introduced by release.
 [[releasenotes]]
 == Release notes
 
+=== 0.41.6
+
+- Avoid deadlock when creating a new AsciiDoc file (#1502)
+
 === 0.41.5
 
 - Bump org.asciidoctor:asciidoctorj from 2.5.10 to 2.5.11 (#1499)

src/main/java/org/asciidoc/intellij/ui/SplitTextEditorProvider.java

@@ -44,7 +44,10 @@ public boolean accept(@NotNull Project project, @NotNull VirtualFile file) {
   @NotNull
   @Override
   public FileEditor createEditor(@NotNull Project project, @NotNull VirtualFile file) {
-    return createEditorAsync(project, file).build();
+    // called from create file from template
+    FileEditor first = myFirstProvider.createEditor(project, file);
+    FileEditor second = mySecondProvider.createEditor(project, file);
+    return createSplitEditor(first, second);
   }
 
   @NotNull
@@ -135,15 +138,9 @@ private static Builder getBuilderFromEditorProvider(@NotNull final FileEditorPro
                                                       @NotNull final VirtualFile file) {
     if (provider instanceof AsyncFileEditorProvider) {
       if (ApplicationManager.getApplication().isDispatchThread()) {
-        if (ApplicationManager.getApplication().isWriteAccessAllowed()) {
-          // called from create file from template
-          return CoroutinesKt.runBlockingMaybeCancellable((coroutineScope, continuation) ->
-            ((AsyncFileEditorProvider) provider).createEditorBuilder(project, file, null, continuation));
-        } else {
-          // called from a structure view builder without a write lock
-          return TasksKt.runWithModalProgressBlocking(project, "Opening " + file.getName(), (coroutineScope, continuation) ->
-            ((AsyncFileEditorProvider) provider).createEditorBuilder(project, file, null, continuation));
-        }
+        // called from a structure view builder without a write lock in 2023.3 pre-release, doesn't seem to be the case in 2023.3 final
+        return TasksKt.runWithModalProgressBlocking(project, "Opening " + file.getName(), (coroutineScope, continuation) ->
+          ((AsyncFileEditorProvider) provider).createEditorBuilder(project, file, null, continuation));
       } else {
         // called from project view
         return CoroutinesKt.runBlockingMaybeCancellable((coroutineScope, continuation) ->