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HEAD
Disallow ... without type in function typehints
[hiphop-php.git]
/
hphp
/
hack
/
test
/
typecheck
/
integrate_null2.php
blob
df9eabe19e982a33240b5e69066f0161a7b67d6d
1
<
?hh
// partial
2
/**
3
* Copyright (c) 2014, Facebook, Inc.
4
* All rights reserved.
5
*
6
* This source code is licensed under the MIT license found in the
7
* LICENSE file in the "hack" directory of this source tree.
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*
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*
10
*/
11
12
function
foo
(
array
<
int
>
$arr
):
?
array
<
int
> {
13
$x
=
null
;
14
if
(
coin_flip
()) {
15
$x
=
$arr
;
16
}
17
return
$x
;
18
}
19
20
function
coin_flip
():
bool
{
21
return true
;
22
}