Init

im going to bed -=-

lib/markdown_it/rules_inline/fragments_join.py

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+from .state_inline import StateInline
+
+
+def fragments_join(state: StateInline) -> None:
+    """
+    Clean up tokens after emphasis and strikethrough postprocessing:
+    merge adjacent text nodes into one and re-calculate all token levels
+
+    This is necessary because initially emphasis delimiter markers (``*, _, ~``)
+    are treated as their own separate text tokens. Then emphasis rule either
+    leaves them as text (needed to merge with adjacent text) or turns them
+    into opening/closing tags (which messes up levels inside).
+    """
+    level = 0
+    maximum = len(state.tokens)
+
+    curr = last = 0
+    while curr < maximum:
+        # re-calculate levels after emphasis/strikethrough turns some text nodes
+        # into opening/closing tags
+        if state.tokens[curr].nesting < 0:
+            level -= 1  # closing tag
+        state.tokens[curr].level = level
+        if state.tokens[curr].nesting > 0:
+            level += 1  # opening tag
+
+        if (
+            state.tokens[curr].type == "text"
+            and curr + 1 < maximum
+            and state.tokens[curr + 1].type == "text"
+        ):
+            # collapse two adjacent text nodes
+            state.tokens[curr + 1].content = (
+                state.tokens[curr].content + state.tokens[curr + 1].content
+            )
+        else:
+            if curr != last:
+                state.tokens[last] = state.tokens[curr]
+            last += 1
+        curr += 1
+
+    if curr != last:
+        del state.tokens[last:]