Add python/textual to YDB

commit_hash:eda16a869229724fec5479fa27fa5cdbccbe0395

1 files changed, 44 insertions, 0 deletions

diff --git a/contrib/python/markdown-it-py/markdown_it/helpers/parse_link_label.py b/contrib/python/markdown-it-py/markdown_it/helpers/parse_link_label.py
new file mode 100644
index 00000000000..c80da5a7ec5
--- /dev/null
+++ b/contrib/python/markdown-it-py/markdown_it/helpers/parse_link_label.py
@@ -0,0 +1,44 @@
+"""
+Parse link label
+
+this function assumes that first character ("[") already matches
+returns the end of the label
+
+"""
+
+from markdown_it.rules_inline import StateInline
+
+
+def parseLinkLabel(state: StateInline, start: int, disableNested: bool = False) -> int:
+    labelEnd = -1
+    oldPos = state.pos
+    found = False
+
+    state.pos = start + 1
+    level = 1
+
+    while state.pos < state.posMax:
+        marker = state.src[state.pos]
+        if marker == "]":
+            level -= 1
+            if level == 0:
+                found = True
+                break
+
+        prevPos = state.pos
+        state.md.inline.skipToken(state)
+        if marker == "[":
+            if prevPos == state.pos - 1:
+                # increase level if we find text `[`,
+                # which is not a part of any token
+                level += 1
+            elif disableNested:
+                state.pos = oldPos
+                return -1
+    if found:
+        labelEnd = state.pos
+
+    # restore old state
+    state.pos = oldPos
+
+    return labelEnd