/* -----------------------------------------------------------------------------
Copyright 2020 Kevin P. Barry

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
----------------------------------------------------------------------------- */

// Author: Kevin P. Barry [ta0kira@gmail.com]

testcase "Issue #73 is fixed" {
  success empty
}

concrete Type1<#x> {
  @type call<#y> (#x) -> ()
}

define Type1 {
  call (_) {}
}

concrete Type2<#y> {
  @type call () -> ()
}

define Type2 {
  call () {
    // Value<#y> gets subbed in for #x, so call is re-parameterized with an
    // argument of type Value<#y>. When the compiler processes call<Int>, it
    // looks for #y, which it finds; however, it's a different #y.
    \ Type1<Value<#y>>$call<Int>(Value<#y>$create())
  }
}

concrete Value<#z> {
  @type create () -> (Value<#z>)
}

define Value {
  create () {
    return Value<#z>{ }
  }
}