将 EnumName/value/IsSigned 加入 FIELD_ROUTES，消除所有冗余 hasattr/getattr

lib/core/DiagnosticCollector.py

@@ -0,0 +1,79 @@
+"""诊断系统 — 收集编译过程中的警告和错误
+
+替代原先静默回退的模式：
+  - return 'i32'  →  记录 Warning + 回退到 'i32'
+  - return []     →  记录 Error + 回退到 []
+
+使用方式:
+  diag = DiagnosticCollector()
+  diag.warn(file, lineno, "无法解析类型，回退到 i32")
+  diag.error(file, lineno, f"加载模块失败: {path}")
+  diag.report()  # 打印所有诊断信息
+"""
+from __future__ import annotations
+
+import os
+from dataclasses import dataclass, field
+from enum import Enum
+from typing import List, Optional
+
+
+class DiagnosticLevel(Enum):
+    WARNING = "WARNING"
+    ERROR = "ERROR"
+
+
+@dataclass
+class Diagnostic:
+    level: DiagnosticLevel
+    file: str
+    lineno: int
+    message: str
+
+    def __str__(self):
+        short_file = os.path.basename(self.file) if self.file else "<unknown>"
+        return f"[{self.level.value}] {short_file}:{self.lineno} — {self.message}"
+
+
+class DiagnosticCollector:
+    """诊断信息收集器"""
+
+    def __init__(self):
+        self._diagnostics: List[Diagnostic] = []
+
+    def warn(self, file: str, lineno: int, message: str):
+        self._diagnostics.append(Diagnostic(DiagnosticLevel.WARNING, file, lineno, message))
+
+    def error(self, file: str, lineno: int, message: str):
+        self._diagnostics.append(Diagnostic(DiagnosticLevel.ERROR, file, lineno, message))
+
+    @property
+    def warnings(self) -> List[Diagnostic]:
+        return [d for d in self._diagnostics if d.level == DiagnosticLevel.WARNING]
+
+    @property
+    def errors(self) -> List[Diagnostic]:
+        return [d for d in self._diagnostics if d.level == DiagnosticLevel.ERROR]
+
+    @property
+    def has_errors(self) -> bool:
+        return any(d.level == DiagnosticLevel.ERROR for d in self._diagnostics)
+
+    @property
+    def has_warnings(self) -> bool:
+        return any(d.level == DiagnosticLevel.WARNING for d in self._diagnostics)
+
+    def report(self, min_level: DiagnosticLevel = DiagnosticLevel.WARNING):
+        """打印所有诊断信息"""
+        for d in self._diagnostics:
+            if d.level.value >= min_level.value:
+                print(d)
+
+    def clear(self):
+        self._diagnostics.clear()
+
+    def __len__(self):
+        return len(self._diagnostics)
+
+    def __bool__(self):
+        return len(self._diagnostics) > 0