Midnight.js API Reference v1.0.0
Midnight.js API Reference / @midnight-ntwrk/midnight-js-utils / assertDefined
Function: assertDefined()
assertDefined<
A
>(value
,message
?):asserts value is NonNullable<A>
Asserts that the given value is non-nullable.
Type Parameters
A
A
Parameters
value
The value to test for nullability.
undefined
| null
| A
message?
string
The error message to use if an error is thrown.
Returns
asserts value is NonNullable<A>
Throws
Error If the value is nullable.