second commit

env/lib/python3.11/site-packages/markdown_it/rules_inline/escape.py

@@ -0,0 +1,92 @@
+"""
+Process escaped chars and hardbreaks
+"""
+from ..common.utils import isStrSpace
+from .state_inline import StateInline
+
+
+def escape(state: StateInline, silent: bool) -> bool:
+    """Process escaped chars and hardbreaks."""
+    pos = state.pos
+    maximum = state.posMax
+
+    if state.src[pos] != "\\":
+        return False
+
+    pos += 1
+
+    # '\' at the end of the inline block
+    if pos >= maximum:
+        return False
+
+    ch1 = state.src[pos]
+    ch1_ord = ord(ch1)
+    if ch1 == "\n":
+        if not silent:
+            state.push("hardbreak", "br", 0)
+        pos += 1
+        # skip leading whitespaces from next line
+        while pos < maximum:
+            ch = state.src[pos]
+            if not isStrSpace(ch):
+                break
+            pos += 1
+
+        state.pos = pos
+        return True
+
+    escapedStr = state.src[pos]
+
+    if ch1_ord >= 0xD800 and ch1_ord <= 0xDBFF and pos + 1 < maximum:
+        ch2 = state.src[pos + 1]
+        ch2_ord = ord(ch2)
+        if ch2_ord >= 0xDC00 and ch2_ord <= 0xDFFF:
+            escapedStr += ch2
+            pos += 1
+
+    origStr = "\\" + escapedStr
+
+    if not silent:
+        token = state.push("text_special", "", 0)
+        token.content = escapedStr if ch1 in _ESCAPED else origStr
+        token.markup = origStr
+        token.info = "escape"
+
+    state.pos = pos + 1
+    return True
+
+
+_ESCAPED = {
+    "!",
+    '"',
+    "#",
+    "$",
+    "%",
+    "&",
+    "'",
+    "(",
+    ")",
+    "*",
+    "+",
+    ",",
+    "-",
+    ".",
+    "/",
+    ":",
+    ";",
+    "<",
+    "=",
+    ">",
+    "?",
+    "@",
+    "[",
+    "\\",
+    "]",
+    "^",
+    "_",
+    "`",
+    "{",
+    "|",
+    "}",
+    "~",
+}