[V] $lib

const $lib: TypeSpecLibrary<{
  "circular-interface": {
     default: "An interface cannot implement itself.";
  };
  "duplicate-union-variant": {
     default: CallableMessage<["type"]>;
  };
  "empty-enum": {
     default: CallableMessage<["name"]>;
  };
  "empty-schema": {
     default: "GraphQL schema has no operations. At minimum a Query root type is required.";
  };
  "empty-union": {
     default: "Union has no non-null variants. A GraphQL union must contain at least one member type.";
  };
  "graphql-builtin-scalar-collision": {
     default: CallableMessage<["name", "builtinName"]>;
  };
  "graphql-operation-kind-duplicate": {
     default: CallableMessage<["entityName"]>;
  };
  "incompatible-interface-property": {
     default: CallableMessage<["property", "interface"]>;
  };
  "invalid-interface": {
     default: CallableMessage<["interface"]>;
  };
  "missing-interface-property": {
     default: CallableMessage<["property", "interface"]>;
  };
  "operation-field-conflict": {
     default: CallableMessage<["operation", "conflictType", "model"]>;
  };
  "operation-field-duplicate": {
     default: CallableMessage<["operation", "model"]>;
  };
  "operation-fields-ignored-on-input": {
     default: CallableMessage<["model"]>;
  };
  "output-file-collision": {
     default: CallableMessage<["path"]>;
  };
  "reserved-name": {
     default: CallableMessage<["name"]>;
  };
  "type-name-collision": {
     default: CallableMessage<["name"]>;
  };
  "type-reference-not-supported": {
     default: "Type references cannot be represented in a GraphQL schema.";
  };
  "unrecognized-union": {
     default: "Unrecognized union construction. Union must be named, a return type, a model property, or an alias.";
  };
  "unsupported-type": {
     default: CallableMessage<["type"]>;
  };
}, GraphQLEmitterOptions,
  | "interface"
  | "operationKind"
  | "operationFields"
  | "compose"
  | "interfaceOnly"
  | "schema"
| "specifiedBy">;

TypeSpec library registration providing GraphQL diagnostics, state keys, and emitter options.