What are some common pitfalls to avoid when working with JSON in Go?

  • Ignoring JSON field tags
  • Ignoring error handling when encoding or decoding JSON
  • Not considering struct field visibility for JSON encoding
  • Using map[string]interface{} excessively
When working with JSON in Go, it's important to avoid common pitfalls to ensure robust and maintainable code. One such pitfall is ignoring JSON field tags, which are used to specify custom field names, omit fields, or handle field visibility during encoding and decoding. Failure to use JSON tags properly can lead to unexpected behavior or incorrect JSON output. Other common pitfalls include ignoring error handling when encoding or decoding JSON, using map[string]interface{} excessively instead of defining appropriate structs, and not considering struct field visibility, which can affect JSON encoding. By being aware of these pitfalls and following best practices, developers can write cleaner and more reliable JSON code in Go.
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