"""JSON 文件 Linter."""
import json
from pathlib import Path
from typing import List, Optional
from .base import FileLinter, LintError, LintResult
class JsonLinter(FileLinter):
"""JSON 文件校验器.
使用 json.loads() 进行格式验证（零依赖）。
"""
@classmethod
def supported_extensions(cls) -> List[str]:
return ['.json', '.jsonl']
async def lint(self, file_path: Path, content: Optional[str] = None) -> LintResult:
"""执行 JSON 格式校验."""
# 读取内容
if content is None:
try:
content = file_path.read_text(encoding='utf-8')
except Exception as e:
return LintResult(
checked=False,
passed=False,
error=f"Failed to read file: {e}"
)
# JSON 格式验证
try:
json.loads(content)
return LintResult(
checked=True,
passed=True,
message="✓ Valid JSON format"
)
except json.JSONDecodeError as e:
return LintResult(
checked=True,
passed=False,
errors=[LintError(
severity="error",
message=f"JSON decode error: {e.msg}",
rule="json/syntax",
line=e.lineno,
column=e.colno,
suggestion="Fix the JSON syntax error"
)]
)
except Exception as e:
return LintResult(
checked=False,
passed=False,
error=f"JSON validation failed: {str(e)}"
)
