⬆️ Bump specifications support from 0.30 to 0.31.2 (#351)

This is based on markdown-it/markdown-it@cd247786

Author: ubitux

markdown_it/common/html_blocks.py

@@ -52,8 +52,8 @@
     "option",
     "p",
     "param",
+    "search",
     "section",
-    "source",
     "summary",
     "table",
     "tbody",

markdown_it/common/html_re.py

@@ -15,9 +15,9 @@
 open_tag = "<[A-Za-z][A-Za-z0-9\\-]*" + attribute + "*\\s*\\/?>"
 
 close_tag = "<\\/[A-Za-z][A-Za-z0-9\\-]*\\s*>"
-comment = "<!---->|<!--(?:-?[^>-])(?:-?[^-])*-->"
+comment = "<!---?>|<!--(?:[^-]|-[^-]|--[^>])*-->"
 processing = "<[?][\\s\\S]*?[?]>"
-declaration = "<![A-Z]+\\s+[^>]*>"
+declaration = "<![A-Za-z][^>]*>"
 cdata = "<!\\[CDATA\\[[\\s\\S]*?\\]\\]>"
 
 HTML_TAG_RE = re.compile(

markdown_it/common/utils.py

@@ -197,7 +197,7 @@ def isWhiteSpace(code: int) -> bool:
 # Currently without astral characters support.
 def isPunctChar(ch: str) -> bool:
     """Check if character is a punctuation character."""
-    return unicodedata.category(ch).startswith("P")
+    return unicodedata.category(ch).startswith(("P", "S"))
 
 
 MD_ASCII_PUNCT = {