Added type formatters for the LLDB debuggers (e.g. Xcode, Android Studio) (#8950)

Author: ocornut

docs/CHANGELOG.txt

@@ -45,6 +45,9 @@ Other Changes:
 
 - IO: added ImGuiPlatformIO::ClearPlatformHandlers(), ClearRendererHandlers()
   helpers to null all handlers. (#8945, #2769)
+- Misc: Debuggers: added type formatters for the LLDB debuggers (e.g. Xcode,
+  Android Studio & more) to provide nicer display for ImVec2, ImVec4, ImVector etc.
+  See misc/debuggers/ for details. (#8950) [@mentlerd]
 - Backends: all backends call ImGuiPlatformIO::ClearPlatformHandlers() and
   ClearRendererHandlers() on shutdown, so as not to leave function pointers
   which may be dangling when using backend in e.g. DLL. (#8945, #2769)

misc/README.txt

@@ -4,8 +4,8 @@ misc/cpp/
   This is also an example of how you may wrap your own similar types.
 
 misc/debuggers/
-  Helper files for popular debuggers.
-  With the .natvis file, types like ImVector<> will be displayed nicely in Visual Studio debugger.
+  Helper files for popular debuggers (Visual Studio, GDB, LLDB).
+  e.g. With the .natvis file, types like ImVector<> will be displayed nicely in Visual Studio debugger.
 
 misc/fonts/
   Fonts loading/merging instructions (e.g. How to handle glyph ranges, how to merge icons fonts).

misc/debuggers/README.txt

@@ -15,6 +15,7 @@ imgui.natvis
     (read comments inside file for details)
 
 imgui_lldb.py
-    LLDB: synthetic children provider and summaries for Dear ImGui types.
+    LLDB-based debuggers (*): synthetic children provider and summaries for Dear ImGui types.
     With this, types like ImVector<> will be displayed nicely in the debugger.
     (read comments inside file for details)
+    (*) Xcode, Android Studio, may be used from VS Code, C++Builder, CLion, Eclipse etc.

misc/debuggers/imgui_lldb.py

@@ -1,4 +1,6 @@
-# This file implements synthetic children providers and summaries for various ImGui types for LLDB. 
+# This file implements synthetic children providers and summaries for various Dear ImGui types for LLDB.
+# LLDB is used by Xcode, Android Studio, and may be used from VS Code, C++Builder, CLion, Eclipse etc.
+
 #
 # Useful links/documentation related to the feature:
 # - https://lldb.llvm.org/use/variable.html#summary-strings