1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
|
/*
* @license Apache-2.0
*
* Copyright (c) 2019 The Stdlib Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import removeLast = require( './index' );
// TESTS //
// The function returns a string...
{
removeLast( 'abc' ); // $ExpectType string
}
// The function does not compile if provided a value other than a string...
{
removeLast( true ); // $ExpectError
removeLast( false ); // $ExpectError
removeLast( null ); // $ExpectError
removeLast( undefined ); // $ExpectError
removeLast( 5 ); // $ExpectError
removeLast( [] ); // $ExpectError
removeLast( {} ); // $ExpectError
removeLast( ( x: number ): number => x ); // $ExpectError
}
// The function does not compile if provided a second argument that is not a number...
{
removeLast( 'abc', true ); // $ExpectError
removeLast( 'abc', false ); // $ExpectError
removeLast( 'abc', null ); // $ExpectError
removeLast( 'abc', undefined ); // $ExpectError
removeLast( 'abc', 'abc' ); // $ExpectError
removeLast( 'abc', [] ); // $ExpectError
removeLast( 'abc', {} ); // $ExpectError
removeLast( 'abc', ( x: number ): number => x ); // $ExpectError
}
// The function does not compile if provided insufficient arguments...
{
removeLast(); // $ExpectError
}
|
