buildmimetree.py: list only becomes mp/mixed if len>1

[etc/neomutt.git] / .config / neomutt / buildmimetree.py

diff --git a/.config/neomutt/buildmimetree.py b/.config/neomutt/buildmimetree.py
index e2a23a741bbee012d1fd42c6eecf3fbc5fcef7e6..779f60b9f449edc56efb473c90b058768efa4bad 100755 (executable)
--- a/.config/neomutt/buildmimetree.py
+++ b/.config/neomutt/buildmimetree.py
@@ -339,17 +339,22 @@ def convert_markdown_to_html(
 
 class MIMETreeDFWalker:
     def __init__(self, *, visitor_fn=None, debug=False):
 
 class MIMETreeDFWalker:
     def __init__(self, *, visitor_fn=None, debug=False):

-        self._visitor_fn = visitor_fn
+        self._visitor_fn = visitor_fn or self._echovisit

         self._debug = debug
 
         self._debug = debug
 

+    def _echovisit(self, node, ancestry, debugprint):
+        debugprint(f"node={node} ancestry={ancestry}")
+

     def walk(self, root, *, visitor_fn=None):
         """
         Recursive function to implement a depth-dirst walk of the MIME-tree
         rooted at `root`.
         """
     def walk(self, root, *, visitor_fn=None):
         """
         Recursive function to implement a depth-dirst walk of the MIME-tree
         rooted at `root`.
         """

-

         if isinstance(root, list):
         if isinstance(root, list):

-            root = Multipart("mixed", children=root)
+            if len(root) > 1:
+                root = Multipart("mixed", children=root)
+            else:
+                root = root[0]

 
         self._walk(
             root,
 
         self._walk(
             root,


@@ -720,14 +725,17 @@ try:
             assert items[4][0].subtype == "relative"
             assert items[4][1] == 0
 
             assert items[4][0].subtype == "relative"
             assert items[4][1] == 0
 

-        def test_MIMETreeDFWalker_list_to_mixed(self, basic_mime_tree):
+        def test_MIMETreeDFWalker_list_to_mixed(self, const1):

             mimetree = MIMETreeDFWalker()
             items = []
 
             def visitor_fn(item, stack, debugprint):
                 items.append(item)
 
             mimetree = MIMETreeDFWalker()
             items = []
 
             def visitor_fn(item, stack, debugprint):
                 items.append(item)
 

-            mimetree.walk([basic_mime_tree], visitor_fn=visitor_fn)
+            p = Part("text", "plain", const1)
+            mimetree.walk([p], visitor_fn=visitor_fn)
+            assert items[-1].subtype == "plain"
+            mimetree.walk([p, p], visitor_fn=visitor_fn)

             assert items[-1].subtype == "mixed"
 
         def test_MIMETreeDFWalker_visitor_in_constructor(
             assert items[-1].subtype == "mixed"
 
         def test_MIMETreeDFWalker_visitor_in_constructor(