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Branded types for TypeScript
Enforce type safety by attaching unique markers to distinguish similar underlying types
Acting as a compile-time validator, the brand ensures that values are utilized correctly within their intended contexts.Imagine a scenario where a function generates a hash from a string input. Without the use of branded types, the function signature lacks specificity regarding the nature of the returned string, potentially leading to confusion or misuse in the codebase. This Branded type ensures that the returned string from the generateHash function is explicitly marked as a hash, preventing potential misuse or confusion in the codebase.
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