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