All files / src/utils hash.ts

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
1x
19x
19x
19x
288x
288x
19x
19x
1x
1x
14x
14x
14x
14x
1x
1x
5x
5x
5x
5x
 
export function hashString(str: string): number {
  let hash = 5381;
  let i = str.length;
  while (i) {
    hash = (hash * 33) ^ str.charCodeAt(--i);
  }
  return hash >>> 0;
}
 
export function md5(str: string): string {
  // 使用 hashString 替代不安全的 md5
  // 用于非加密场景（ID生成、指纹计算）
  return hashString(str).toString(16);
}
 
export function computeFingerprint(type: string, message: string, frames: { filename: string; lineno?: number }[] = []): string {
  const keyFrames = frames.slice(0, 3).map(f => `${f.filename}:${f.lineno || 0}`).join('|');
  const normalizedMessage = message.replace(/['"]?\d+['"]?/g, '').replace(/\s+/g, ' ').trim();
  return md5(`${type}:${normalizedMessage}:${keyFrames}`);
}