Add python/textual to YDB

commit_hash:eda16a869229724fec5479fa27fa5cdbccbe0395

1 files changed, 77 insertions, 0 deletions

diff --git a/contrib/python/markdown-it-py/markdown_it/rules_inline/autolink.py b/contrib/python/markdown-it-py/markdown_it/rules_inline/autolink.py
new file mode 100644
index 00000000000..6546e2502f9
--- /dev/null
+++ b/contrib/python/markdown-it-py/markdown_it/rules_inline/autolink.py
@@ -0,0 +1,77 @@
+# Process autolinks '<protocol:...>'
+import re
+
+from .state_inline import StateInline
+
+EMAIL_RE = re.compile(
+    r"^([a-zA-Z0-9.!#$%&\'*+\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*)$"
+)
+AUTOLINK_RE = re.compile(r"^([a-zA-Z][a-zA-Z0-9+.\-]{1,31}):([^<>\x00-\x20]*)$")
+
+
+def autolink(state: StateInline, silent: bool) -> bool:
+    pos = state.pos
+
+    if state.src[pos] != "<":
+        return False
+
+    start = state.pos
+    maximum = state.posMax
+
+    while True:
+        pos += 1
+        if pos >= maximum:
+            return False
+
+        ch = state.src[pos]
+
+        if ch == "<":
+            return False
+        if ch == ">":
+            break
+
+    url = state.src[start + 1 : pos]
+
+    if AUTOLINK_RE.search(url) is not None:
+        fullUrl = state.md.normalizeLink(url)
+        if not state.md.validateLink(fullUrl):
+            return False
+
+        if not silent:
+            token = state.push("link_open", "a", 1)
+            token.attrs = {"href": fullUrl}
+            token.markup = "autolink"
+            token.info = "auto"
+
+            token = state.push("text", "", 0)
+            token.content = state.md.normalizeLinkText(url)
+
+            token = state.push("link_close", "a", -1)
+            token.markup = "autolink"
+            token.info = "auto"
+
+        state.pos += len(url) + 2
+        return True
+
+    if EMAIL_RE.search(url) is not None:
+        fullUrl = state.md.normalizeLink("mailto:" + url)
+        if not state.md.validateLink(fullUrl):
+            return False
+
+        if not silent:
+            token = state.push("link_open", "a", 1)
+            token.attrs = {"href": fullUrl}
+            token.markup = "autolink"
+            token.info = "auto"
+
+            token = state.push("text", "", 0)
+            token.content = state.md.normalizeLinkText(url)
+
+            token = state.push("link_close", "a", -1)
+            token.markup = "autolink"
+            token.info = "auto"
+
+        state.pos += len(url) + 2
+        return True
+
+    return False