assertcheck v1.0.0

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assertcheck / assert / pure

Function: pure()

function pure<TArgs, TReturn>(
   fn, 
   args, 
   opts?): void;

Defined in: src/assert.ts:1774

Asserts that calling fn twice with the same arguments produces identical results (referential transparency / pure function).

Type Parameters

Type Parameter
TArgs extends unknown[]
TReturn

Parameters

Parameter	Type
fn	(...args) => TReturn
args	TArgs
opts?	Opts

Returns

void

Example

`assert.pure(calculateTax, [order])`