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Function: tryCatch()

tryCatch<T>(fn): Option<T>

Defined in: option/constructors/index.ts:101

Wraps a potentially throwing function in an Option.

If the function executes successfully, returns Some with the value. If it throws, returns None.

Type Parameters​

T​

T

Parameters​

fn​

() => T

Function that may throw

Returns​

Option<T>

Option containing either the return value or None

Example​

const parseJSON = (str: string) =>
  tryCatch(() => JSON.parse(str))

parseJSON('{"name":"John"}')
// => Some({ name: 'John' })

parseJSON('invalid json')
// => None