1 files changed, 54 insertions, 0 deletions
diff --git a/Tools/c-analyzer/c_parser/parser/_delim.py b/Tools/c-analyzer/c_parser/parser/_delim.py
new file mode 100644
index 00000000000..51433a629d3
--- /dev/null
+++ b/Tools/c-analyzer/c_parser/parser/_delim.py
@@ -0,0 +1,54 @@
+import re
+import textwrap
+
+from ._regexes import _ind, STRING_LITERAL
+
+
+def parse(text, anon_name):
+    context = None
+    data = None
+    for m in DELIMITER_RE.find_iter(text):
+        before, opened, closed = m.groups()
+        delim = opened or closed
+
+        handle_segment = HANDLERS[context][delim]
+        result, context, data = handle_segment(before, delim, data)
+        if result:
+            yield result
+
+
+DELIMITER = textwrap.dedent(rf'''
+    (
+        (?:
+            [^'"()\[\]{};]*
+            {_ind(STRING_LITERAL, 3)}
+        }*
+        [^'"()\[\]{};]+
+     )?  # <before>
+    (?:
+        (
+            [(\[{]
+         )  # <open>
+        |
+        (
+            [)\]};]
+         )  # <close>
+     )?
+    ''')
+DELIMITER_RE = re.compile(DELIMITER, re.VERBOSE)
+
+_HANDLERS = {
+    None: {  # global
+        # opened
+        '{': ...,
+        '[': None,
+        '(': None,
+        # closed
+        '}': None,
+        ']': None,
+        ')': None,
+        ';': ...,
+    },
+    '': {
+    },
+}