Adding upstream version 2.1.0.upstream/2.1.0upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 75 insertions, 0 deletions

diff --git a/markdown_it/rules_inline/backticks.py b/markdown_it/rules_inline/backticks.py
new file mode 100644
index 0000000..7bff12f
--- /dev/null
+++ b/markdown_it/rules_inline/backticks.py
@@ -0,0 +1,75 @@
+# Parse backticks
+import re
+
+from .state_inline import StateInline
+
+regex = re.compile("^ (.+) $")
+
+
+def backtick(state: StateInline, silent: bool) -> bool:
+
+    pos = state.pos
+    ch = state.srcCharCode[pos]
+
+    # /* ` */
+    if ch != 0x60:
+        return False
+
+    start = pos
+    pos += 1
+    maximum = state.posMax
+
+    # scan marker length
+    while pos < maximum and (state.srcCharCode[pos] == 0x60):  # /* ` */
+        pos += 1
+
+    marker = state.src[start:pos]
+    openerLength = len(marker)
+
+    if state.backticksScanned and state.backticks.get(openerLength, 0) <= start:
+        if not silent:
+            state.pending += marker
+        state.pos += openerLength
+        return True
+
+    matchStart = matchEnd = pos
+
+    # Nothing found in the cache, scan until the end of the line (or until marker is found)
+    while True:
+        try:
+            matchStart = state.src.index("`", matchEnd)
+        except ValueError:
+            break
+        matchEnd = matchStart + 1
+
+        # scan marker length
+        while matchEnd < maximum and (state.srcCharCode[matchEnd] == 0x60):  # /* ` */
+            matchEnd += 1
+
+        closerLength = matchEnd - matchStart
+
+        if closerLength == openerLength:
+            # Found matching closer length.
+            if not silent:
+                token = state.push("code_inline", "code", 0)
+                token.markup = marker
+                token.content = state.src[pos:matchStart].replace("\n", " ")
+                if (
+                    token.content.startswith(" ")
+                    and token.content.endswith(" ")
+                    and len(token.content.strip()) > 0
+                ):
+                    token.content = token.content[1:-1]
+            state.pos = matchEnd
+            return True
+
+        # Some different length found, put it in cache as upper limit of where closer can be found
+        state.backticks[closerLength] = matchStart
+
+    # Scanned through the end, didn't find anything
+    state.backticksScanned = True
+
+    if not silent:
+        state.pending += marker
+    state.pos += openerLength
+    return True