{
  "id": "meta-node-kind:hook-surface",
  "_kind": "MetaNodeKind",
  "_file": "catalog-meta/meta-registry/meta-registry-channels-hooks.yaml",
  "_cluster": "catalog-meta",
  "attributes": {
    "displayName": "HookSurface (meta)",
    "name": "HookSurface",
    "cluster": "5-communication",
    "prefix": "hook-surface",
    "origin": "universal",
    "purpose": "a concrete hook event name (PreToolUse, PhaseChange, ...) — the canonical surface dispatched by hooks-mux",
    "exampleCount": 0,
    "invariants": [
      "family value within enum (V-7.3)"
    ]
  },
  "outgoingEdges": [
    {
      "from": "meta-node-kind:hook-surface",
      "to": "meta-cluster:channels-hooks",
      "kind": "in_cluster",
      "attributes": {}
    },
    {
      "from": "meta-node-kind:hook-surface",
      "to": "meta-attribute:hook-surface--id",
      "kind": "contains_meta_attribute",
      "attributes": {}
    },
    {
      "from": "meta-node-kind:hook-surface",
      "to": "meta-attribute:hook-surface--event-name",
      "kind": "contains_meta_attribute",
      "attributes": {}
    },
    {
      "from": "meta-node-kind:hook-surface",
      "to": "meta-attribute:hook-surface--family",
      "kind": "contains_meta_attribute",
      "attributes": {}
    },
    {
      "from": "meta-node-kind:hook-surface",
      "to": "meta-attribute:hook-surface--blocking",
      "kind": "contains_meta_attribute",
      "attributes": {}
    }
  ],
  "incomingEdges": [
    {
      "from": "meta-cluster:channels-hooks",
      "to": "meta-node-kind:hook-surface",
      "kind": "contains_meta_node_kind",
      "attributes": {}
    },
    {
      "from": "meta-attribute:hook-surface--id",
      "to": "meta-node-kind:hook-surface",
      "kind": "defined_on",
      "attributes": {}
    },
    {
      "from": "meta-attribute:hook-surface--event-name",
      "to": "meta-node-kind:hook-surface",
      "kind": "defined_on",
      "attributes": {}
    },
    {
      "from": "meta-attribute:hook-surface--family",
      "to": "meta-node-kind:hook-surface",
      "kind": "defined_on",
      "attributes": {}
    },
    {
      "from": "meta-attribute:hook-surface--blocking",
      "to": "meta-node-kind:hook-surface",
      "kind": "defined_on",
      "attributes": {}
    },
    {
      "from": "meta-edge-kind:emits-hook",
      "to": "meta-node-kind:hook-surface",
      "kind": "source_of_meta_edge",
      "attributes": {}
    },
    {
      "from": "meta-edge-kind:emits-hook",
      "to": "meta-node-kind:hook-surface",
      "kind": "target_of_meta_edge",
      "attributes": {}
    },
    {
      "from": "meta-edge-kind:maps-hook",
      "to": "meta-node-kind:hook-surface",
      "kind": "target_of_meta_edge",
      "attributes": {}
    },
    {
      "from": "meta-edge-kind:uses-merge-policy",
      "to": "meta-node-kind:hook-surface",
      "kind": "source_of_meta_edge",
      "attributes": {}
    },
    {
      "from": "meta-edge-kind:hook-merge-diagnostic-references-hook-surface",
      "to": "meta-node-kind:hook-surface",
      "kind": "target_of_meta_edge",
      "attributes": {}
    }
  ]
}