{
  "schema": "ailang/v0",
  "name": "mq3_two_show_ambiguous",
  "imports": [
    { "module": "mq3_two_show_ambiguous_a" },
    { "module": "mq3_two_show_ambiguous_b" }
  ],
  "defs": [
    {
      "kind": "fn",
      "name": "main",
      "doc": "mq.3.6 fixture (a): bare `show 42` in a workspace where two Show classes (in modA and modB) each ship Show Int. Without an explicit qualifier the dispatch is genuinely ambiguous; the typechecker must fire `ambiguous-method-resolution` naming both candidate classes.",
      "type": {
        "k": "fn",
        "params": [],
        "ret": { "k": "con", "name": "Unit" },
        "effects": ["IO"]
      },
      "params": [],
      "body": {
        "t": "do",
        "op": "io/print_str",
        "args": [
          {
            "t": "app",
            "fn": { "t": "var", "name": "show" },
            "args": [{ "t": "lit", "lit": { "kind": "int", "value": 42 } }]
          }
        ]
      }
    }
  ]
}