struct Test {
    var base: Int
    /*test:def*/<keywordBase>init</keywordBase>(<arglabel index=0>base</arglabel><param index=0></param>: Int) {}
}

_ = /*test:call*/Test(<callarg index=0>base</callarg><callcolon index=0>: </callcolon>3)
_ = Test . /*test:call*/<keywordBase>init</keywordBase>(<callarg index=0>base</callarg><callcolon index=0>: </callcolon>3)
_ = Test . /*test:ref*/<keywordBase>init</keywordBase>
_ = Test . /*test:ref*/<keywordBase>init</keywordBase>(<sel index=0>base</sel>:)