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 +1,38 @@
+from __future__ import annotations
+
+import inspect
+
+from .contexts import (  # noqa: F401
+    ParseContext,
+    isname,
+    leftrec,
+    nomemo,
+    tatsumasu,
+)
+from .exceptions import FailedRef
+
+
+class Parser(ParseContext):
+    def _find_rule(self, name):
+        rule = getattr(self, '_' + name + '_', None)
+        if isinstance(rule, type(self._find_rule)):
+            return rule
+        rule = getattr(self, name, None)
+        if isinstance(rule, type(self._find_rule)):
+            return rule
+        self._error(name, exclass=FailedRef)
+        return None
+
+    @classmethod
+    def rule_list(cls):
+        methods = inspect.getmembers(cls, predicate=inspect.isroutine)
+        result = []
+        for m in methods:
+            name = m[0]
+            if len(name) < 3:
+                continue
+            if name.startswith('__') or name.endswith('__'):
+                continue
+            if name.startswith('_') and name.endswith('_'):
+                result.append(name[1:-1])
+        return result