dgryski.semgrep-go.errclosed.use-net-errclosed

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MIT
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Use errors.Is($ERR, net.ErrClosed) instead

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rules:
  - id: use-net-errclosed
    patterns:
      - pattern: strings.Contains($ERR.Error(), $X)
      - metavariable-regex:
          metavariable: $X
          regex: '".*closed network connection.*"'
    message: Use errors.Is($ERR, net.ErrClosed) instead
    languages:
      - go
    severity: ERROR
    metadata:
      license: MIT