Function isError

Returns true if the value is a JS built-in Error instance, or one of its child classes.

isError(value: unknown): value is Error
Parameters
- value: unknown
  The value to compare.
Returns value is Error
- Defined in common/predicates/is-error.ts:16

Index

Methods

Methods

assert

assert(value: unknown, message?: string): asserts value is Error
Parameters
- value: unknown
- Optionalmessage: string
Returns asserts value is Error
- Defined in common/_internal/build-predicate-function.ts:39