{
  "description": "MAS v0.2 statute-aware cases: stand-in interpretation (6.3), resource_id_case equivalence (8), destination-transform results and refusals (12.1). Each case names a statute in 'statutes'; the host is the statute's namespace.",
  "statutes": {
    "stand-ins": {
      "mas_version": "0.2",
      "namespace": "great-service.example",
      "profiles": {
        "p1": true,
        "p2": true
      },
      "resource_types": {
        "ticket": {
          "enabled": true,
          "description": "Customer-service ticket",
          "identifier_policy": "non-guessable-preferred"
        }
      },
      "interaction_modes": {
        "callback": {
          "enabled": true,
          "description": "Continue by a voice callback"
        }
      },
      "equivalence": {
        "local_part_case": "exact",
        "dot_folding": false,
        "resource_id_case": "insensitive"
      },
      "addresses": {
        "support": {
          "kind": "function"
        },
        "ticket": {
          "kind": "function",
          "intake_for": "ticket"
        }
      },
      "alternate_syntax": {
        "resource": true,
        "interaction": true
      }
    },
    "stand-ins-exact-ids": {
      "mas_version": "0.2",
      "namespace": "great-service.example",
      "profiles": {
        "p1": true,
        "p2": true
      },
      "resource_types": {
        "ticket": {
          "enabled": true,
          "description": "Customer-service ticket",
          "identifier_policy": "non-guessable-preferred"
        }
      },
      "interaction_modes": {
        "callback": {
          "enabled": true,
          "description": "Continue by a voice callback"
        }
      },
      "equivalence": {
        "local_part_case": "exact",
        "dot_folding": false,
        "resource_id_case": "exact"
      },
      "addresses": {
        "support": {
          "kind": "function"
        },
        "ticket": {
          "kind": "function",
          "intake_for": "ticket"
        }
      },
      "alternate_syntax": {
        "resource": true,
        "interaction": true
      }
    },
    "no-stand-ins": {
      "mas_version": "0.2",
      "namespace": "great-service.example",
      "profiles": {
        "p1": true,
        "p2": true
      },
      "resource_types": {
        "ticket": {
          "enabled": true,
          "description": "Customer-service ticket",
          "identifier_policy": "non-guessable-preferred"
        }
      },
      "interaction_modes": {
        "callback": {
          "enabled": true,
          "description": "Continue by a voice callback"
        }
      },
      "equivalence": {
        "local_part_case": "exact",
        "dot_folding": false,
        "resource_id_case": "exact"
      },
      "addresses": {
        "support": {
          "kind": "function"
        },
        "ticket": {
          "kind": "function",
          "intake_for": "ticket"
        }
      },
      "alternate_syntax": {
        "resource": false,
        "interaction": false
      }
    },
    "v0.1": {
      "mas_version": "0.1",
      "namespace": "great-service.example",
      "profiles": {
        "p1": true,
        "p2": true
      },
      "resource_types": {
        "ticket": {
          "enabled": true,
          "description": "Customer-service ticket",
          "identifier_policy": "non-guessable-preferred"
        }
      },
      "interaction_modes": {
        "callback": {
          "enabled": true,
          "description": "Continue by a voice callback"
        }
      },
      "equivalence": {
        "local_part_case": "exact",
        "dot_folding": false
      },
      "addresses": {
        "support": {
          "kind": "function"
        },
        "ticket": {
          "kind": "function",
          "intake_for": "ticket"
        }
      }
    }
  },
  "interpretation": [
    {
      "id": "si-001",
      "statute": "stand-ins",
      "local_part": "ticket---callback",
      "canonical": "ticket!callback",
      "stand_ins": [
        "interaction"
      ]
    },
    {
      "id": "si-002",
      "statute": "stand-ins",
      "local_part": "ticket--gs1---callback",
      "canonical": "ticket=gs1!callback",
      "stand_ins": [
        "interaction",
        "resource"
      ]
    },
    {
      "id": "si-003",
      "statute": "stand-ins",
      "local_part": "ticket--a---b",
      "canonical": "ticket=a---b",
      "stand_ins": [
        "resource"
      ],
      "note": "b is not an enabled mode"
    },
    {
      "id": "si-004",
      "statute": "stand-ins",
      "local_part": "ticket--gs1+comments",
      "canonical": "ticket=gs1+comments",
      "stand_ins": [
        "resource"
      ]
    },
    {
      "id": "si-005",
      "statute": "stand-ins",
      "local_part": "support---callback",
      "canonical": "support!callback",
      "stand_ins": [
        "interaction"
      ]
    },
    {
      "id": "si-006",
      "statute": "stand-ins",
      "local_part": "invoice--x1",
      "canonical": "invoice--x1",
      "stand_ins": [],
      "note": "undeclared resource type"
    },
    {
      "id": "si-007",
      "statute": "stand-ins",
      "local_part": "ticket=gs1!callback",
      "canonical": "ticket=gs1!callback",
      "stand_ins": [],
      "note": "already canonical"
    },
    {
      "id": "si-008",
      "statute": "no-stand-ins",
      "local_part": "ticket--gs1",
      "canonical": "ticket--gs1",
      "stand_ins": [],
      "note": "switch off"
    },
    {
      "id": "si-009",
      "statute": "no-stand-ins",
      "local_part": "ticket---callback",
      "canonical": "ticket---callback",
      "stand_ins": []
    },
    {
      "id": "si-010",
      "statute": "v0.1",
      "local_part": "ticket--gs1",
      "canonical": "ticket--gs1",
      "stand_ins": [],
      "note": "v0.1 statute has no stand-ins"
    },
    {
      "id": "si-011",
      "statute": "stand-ins",
      "local_part": "ticket---",
      "canonical": "ticket---",
      "stand_ins": [],
      "note": "TYPE---... is never a resource stand-in (SCP-9)"
    },
    {
      "id": "si-012",
      "statute": "stand-ins",
      "local_part": "ticket---chat",
      "canonical": "ticket---chat",
      "stand_ins": [],
      "note": "chat not enabled; the id would begin with '-' (SCP-9)"
    },
    {
      "id": "si-013",
      "statute": "stand-ins",
      "local_part": "q!---callback",
      "canonical": "q!---callback",
      "stand_ins": [],
      "note": "already has '!': read canonically (SCP-9)"
    }
  ],
  "equivalence": [
    {
      "id": "eq-001",
      "statute": "stand-ins",
      "a": "ticket=GS-1",
      "b": "ticket=gs-1",
      "equivalent": true,
      "note": "resource_id_case insensitive"
    },
    {
      "id": "eq-002",
      "statute": "stand-ins",
      "a": "ticket--GS-85QJ8WC09P",
      "b": "ticket=gs-85qj8wc09p",
      "equivalent": true,
      "note": "stand-in + insensitive id"
    },
    {
      "id": "eq-003",
      "statute": "stand-ins-exact-ids",
      "a": "ticket=GS-1",
      "b": "ticket=gs-1",
      "equivalent": false,
      "note": "resource_id_case exact"
    },
    {
      "id": "eq-004",
      "statute": "stand-ins",
      "a": "Support",
      "b": "support",
      "equivalent": false,
      "note": "only resource ids fold; local_part_case exact"
    },
    {
      "id": "eq-005",
      "statute": "stand-ins",
      "a": "ticket=gs-1+comments",
      "b": "ticket=gs-1",
      "equivalent": true,
      "note": "facet does not change the target"
    }
  ],
  "destination": [
    {
      "id": "dt-001",
      "statute": "stand-ins",
      "local_part": "ticket=GS-1+comments",
      "needs": [],
      "expect": "ticket=GS-1+comments"
    },
    {
      "id": "dt-002",
      "statute": "stand-ins",
      "local_part": "ticket=GS-85QJ8WC09P+comments",
      "needs": [
        "resource-alternate",
        "lowercase"
      ],
      "expect": "ticket--gs-85qj8wc09p+comments",
      "note": "IONOS forwarding form"
    },
    {
      "id": "dt-003",
      "statute": "stand-ins",
      "local_part": "ticket=GS-85QJ8WC09P+comments",
      "needs": [
        "lowercase"
      ],
      "expect": "ticket=gs-85qj8wc09p+comments",
      "note": "Google Groups"
    },
    {
      "id": "dt-004",
      "statute": "stand-ins",
      "local_part": "ticket!callback",
      "needs": [
        "interaction-alternate"
      ],
      "expect": "ticket---callback"
    },
    {
      "id": "dt-005",
      "statute": "stand-ins",
      "local_part": "support",
      "needs": [
        "resource-alternate",
        "lowercase"
      ],
      "expect": "support",
      "note": "transforms apply only where they change something"
    },
    {
      "id": "dt-006",
      "statute": "stand-ins",
      "local_part": "ticket!callback",
      "needs": [
        "drop-interaction"
      ],
      "allow_lossy": true,
      "expect": "ticket"
    },
    {
      "id": "dt-101",
      "statute": "no-stand-ins",
      "local_part": "ticket=GS-1",
      "needs": [
        "resource-alternate"
      ],
      "expect": null,
      "reason": "statute does not enable the stand-in"
    },
    {
      "id": "dt-102",
      "statute": "v0.1",
      "local_part": "ticket=GS-1",
      "needs": [
        "resource-alternate"
      ],
      "expect": null,
      "reason": "v0.1 statute"
    },
    {
      "id": "dt-103",
      "statute": "stand-ins-exact-ids",
      "local_part": "ticket=GS-1",
      "needs": [
        "lowercase"
      ],
      "expect": null,
      "reason": "lower-casing changes an exact id"
    },
    {
      "id": "dt-104",
      "statute": "stand-ins",
      "local_part": "ticket=RE=2026-4711",
      "needs": [
        "resource-alternate"
      ],
      "expect": null,
      "reason": "id contains '='; TYPE--ID would split at the first --"
    },
    {
      "id": "dt-105",
      "statute": "stand-ins",
      "local_part": "ticket=gs-1+Comments",
      "needs": [
        "lowercase"
      ],
      "expect": null,
      "reason": "facet case would change"
    },
    {
      "id": "dt-106",
      "statute": "stand-ins",
      "local_part": "ticket=aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
      "needs": [
        "resource-alternate"
      ],
      "expect": null,
      "reason": "65 octets after the transform"
    },
    {
      "id": "dt-107",
      "statute": "stand-ins",
      "local_part": "ticket=gs-1+comments",
      "needs": [
        "drop-facet"
      ],
      "expect": null,
      "reason": "lossy transform without explicit request"
    },
    {
      "id": "dt-108",
      "statute": "stand-ins",
      "local_part": "ticket=gs-1!chat",
      "needs": [
        "interaction-alternate"
      ],
      "expect": null,
      "reason": "mode not enabled by the statute"
    },
    {
      "id": "dt-109",
      "statute": "stand-ins",
      "local_part": "ticket=-x",
      "needs": [
        "resource-alternate"
      ],
      "expect": null,
      "reason": "an id beginning with '-' cannot use the resource stand-in (SCP-9)"
    }
  ]
}