FIX: do not try to display files which do not exist (fixes #317)

Author: gdementen

doc/source/changes/version_0_35_1.rst.inc

@@ -66,6 +66,9 @@ Fixes
   relative difference" label were always wrong and the comparison failed
   completely when the first array was an object array containing any 0 value.
 
+* do not try to display Path objects which point to a file or directory which
+  does not exist (closes :editor_issue:`317`).
+
 * fixed the mechanism writing warning/error messages happening during the
   editor initialization. The errors are now correctly written in the user
   TEMP directory / larray-editor-stderr.log

larray_editor/arrayadapter.py

@@ -1095,6 +1095,8 @@ def cell_activated(self, row_idx, column_idx):
 @adapter_for('pathlib.Path')
 def get_path_suffix_adapter(fpath):
     logger.debug(f"get_path_suffix_adapter('{fpath}')")
+    if not fpath.exists():
+        return f"Path '{fpath}' does not exist"
     suffix = fpath.suffix.lower()
     if suffix in PATH_SUFFIX_ADAPTERS:
         path_adapter_cls, required_module = PATH_SUFFIX_ADAPTERS[suffix]