add proxy for the first part and try to develop the second part

2025-12-03 12:08:56 +00:00
parent 6c34d510e5
commit 460f18d85a
1095 changed files with 358799 additions and 5 deletions
@@ -0,0 +1,45 @@
+from typing import Callable, Dict, List, NamedTuple, Optional, Tuple
+
+from ics.grammar.parse import ContentLine
+
+
+class ParserOption(NamedTuple):
+    required: bool = False
+    multiple: bool = False
+    default: Optional[List[ContentLine]] = None
+
+
+class Parser:
+    @classmethod
+    def get_parsers(cls) -> Dict[str, Tuple[Callable, ParserOption]]:
+        methods = [
+            (method_name, getattr(cls, method_name))
+            for method_name in dir(cls)
+            if callable(getattr(cls, method_name))
+        ]
+        parsers = [
+            (method_name, method_callable)
+            for (method_name, method_callable) in methods
+            if method_name.startswith("parse_")
+        ]
+        return {
+            method_name.split("_", 1)[1]
+            .upper()
+            .replace("_", "-"): (
+                method_callable,
+                getattr(method_callable, "options", ParserOption()),
+            )
+            for (method_name, method_callable) in parsers
+        }
+
+
+def option(
+    required: bool = False,
+    multiple: bool = False,
+    default: Optional[List[ContentLine]] = None,
+) -> Callable:
+    def decorator(fn):
+        fn.options = ParserOption(required, multiple, default)
+        return fn
+
+    return decorator