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Make sure we always pass a string to strtoupper

pull/9735/head
Jordi Boggiano 2021-02-23 20:02:33 +01:00
parent e1570798cd
commit bbd87934e9
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1 changed files with 1 additions and 1 deletions
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src/Composer/Util/Platform.php
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@ -98,7 +98,7 @@ class Platform
// detect msysgit/mingw and assume this is a tty because detection
// does not work correctly, see https://github.com/composer/composer/issues/9690
if (in_array(strtoupper(getenv('MSYSTEM')), array('MINGW32', 'MINGW64'), true)) {
if (in_array(strtoupper(getenv('MSYSTEM') ?: ''), array('MINGW32', 'MINGW64'), true)) {
return true;
}