public static function ini()

in src/Configuration/ConfigurationResolver.php [101:148]
40 lines of code
10 McCabe index (conditional complexity)

    public static function ini(
        $key,
        $expectedType,
        $profile = null,
        $filename = null,
        $options = []
    ){
        $filename = $filename ?: (self::getDefaultConfigFilename());
        $profile = $profile ?: (getenv(self::ENV_PROFILE) ?: 'default');

        if (!@is_readable($filename)) {
            return null;
        }
        // Use INI_SCANNER_NORMAL instead of INI_SCANNER_TYPED for PHP 5.5 compatibility
        //TODO change after deprecation
        $data = @\Aws\parse_ini_file($filename, true, INI_SCANNER_NORMAL);

        if (isset($options['section'])
            && isset($options['subsection'])
            && isset($options['key']))
        {
            return self::retrieveValueFromIniSubsection(
                $data,
                $profile,
                $filename,
                $expectedType,
                $options
            );
        }

        if ($data === false
            || !isset($data[$profile])
            || !isset($data[$profile][$key])
        ) {
            return null;
        }

        // INI_SCANNER_NORMAL parses false-y values as an empty string
        if ($data[$profile][$key] === "") {
            if ($expectedType === 'bool') {
                $data[$profile][$key] = false;
            } elseif ($expectedType === 'int') {
                $data[$profile][$key] = 0;
            }
        }

        return self::convertType($data[$profile][$key], $expectedType);
    }