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Say Goodbye to Try/Catch Blocks with the ECMAScript ?= Operator

  • The ECMAScript proposal for the safe assignment operator (?=) introduces a revolutionary way to handle errors in JavaScript by providing a clean, tuple-based alternative to try/catch blocks.
  • Traditional try/catch blocks can lead to deep nesting and cluttered logic, especially with multiple async operations, while the ?= operator offers simpler error handling and promotes readability and consistency.
  • The ?= operator works by turning async results into destructurable tuples, with the power coming from a special method called Symbol.result, allowing objects to define how they unpack into [error, result].
  • Benefits of using the ?= operator include improved readability, consistency, safer execution, adaptability to different APIs, and a better developer experience, although there are current limitations and considerations to keep in mind.

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