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@@ -43,8 +43,14 @@ class Factory
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$cacheDir = getenv('COMPOSER_CACHE_DIR');
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if (!$home) {
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if (defined('PHP_WINDOWS_VERSION_MAJOR')) {
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+ if (!getenv('APPDATA')) {
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+ throw new \RuntimeException('The APPDATA or COMPOSER_HOME environment variable must be set for composer to run correctly');
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+ }
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$home = strtr(getenv('APPDATA'), '\\', '/') . '/Composer';
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} else {
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+ if (!getenv('HOME')) {
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+ throw new \RuntimeException('The HOME or COMPOSER_HOME environment variable must be set for composer to run correctly');
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+ }
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$home = rtrim(getenv('HOME'), '/') . '/.composer';
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}
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}
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