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getOrThrow

getOrThrow(target, key)

Returns the value of key property from target object, or throws an error if not found or null/undefined.

ts
getOrThrow({ a: 1, b: 2 }, "a"); // 1
getOrThrow({ a: 1, b: 2 }, "c"); // throws FnError
ts
pipe({ a: 1, b: 2 }, getOrThrow("a")); // 1
pipe({ a: 1, b: 2 }, getOrThrow("c")); // throws FnError