[V] $lib

const $lib: TypeSpecLibrary<{
  "content-type-ignored": {
     default: "`Content-Type` header ignored because there is no body.";
  };
  "content-type-string": {
     default: "contentType parameter must be a string literal or union of string literals";
  };
  "deprecated-implicit-optionality": {
     default: "The implicitOptionality option is deprecated. To preserve previous behavior, use an explicit patch model with optional properties. For actual merge-patch semantics, use MergePatchUpdate<T> for the @body type.";
  };
  "double-slash": {
     default: CallableMessage<["paramName"]>;
     optionalSet: CallableMessage<["paramName"]>;
     optionalUnset: CallableMessage<["paramName"]>;
  };
  "duplicate-body": {
     bodyAndUnannotated: "Operation has a @body and an unannotated parameter. There can only be one representing the body";
     default: "Operation has multiple @body parameters declared";
     duplicateUnannotated: "Operation has multiple unannotated parameters. There can only be one representing the body";
  };
  "duplicate-operation": {
     default: CallableMessage<["operationName", "verb", "path"]>;
  };
  "duplicate-route-decorator": {
     namespace: "@route was defined twice on this namespace and has different values.";
  };
  "formdata-no-part-name": {
     default: "Part used in multipart/form-data must have a name.";
  };
  "http-file-content-type-not-string": {
     default: CallableMessage<["type"]>;
  };
  "http-file-contents-not-scalar": {
     default: CallableMessage<["type"]>;
  };
  "http-file-disallowed-metadata": {
     default: CallableMessage<["metadataType", "propName"]>;
  };
  "http-file-extra-property": {
     default: CallableMessage<["propName"]>;
  };
  "http-file-structured": {
     default: CallableMessage<["contentTypes"]>;
     union: "An HTTP File in a union is serialized as a structured model instead of being treated as the contents of a file. Declare a separate operation using `@sharedRoute` that has only the File model as the body type to treat it as a file, or suppress this warning if you intend to serialize the File as a model.";
  };
  "http-verb-duplicate": {
     default: CallableMessage<["entityName"]>;
  };
  "incompatible-uri-param": {
     default: CallableMessage<["param", "uriKind", "annotationKind"]>;
  };
  "invalid-type-for-auth": {
     default: CallableMessage<["kind"]>;
  };
  "merge-patch-contains-metadata": {
     default: CallableMessage<["metadataType", "propertyName"]>;
  };
  "merge-patch-contains-null": {
     default: "Cannot convert model to a merge-patch compatible shape because it contains the 'null' intrinsic type.";
  };
  "merge-patch-content-type": {
     default: CallableMessage<["contentType"]>;
  };
  "metadata-ignored": {
     default: CallableMessage<["kind"]>;
  };
  "missing-server-param": {
     default: CallableMessage<["param"]>;
  };
  "missing-uri-param": {
     default: CallableMessage<["param"]>;
  };
  "multipart-invalid-content-type": {
     default: CallableMessage<["contentType", "supportedContentTypes"]>;
  };
  "multipart-model": {
     default: "Multipart request body must be a model or a tuple of http parts.";
  };
  "multipart-nested": {
     default: "Cannot use @multipartBody inside of an HttpPart";
  };
  "multipart-part": {
     default: "Expect item to be an HttpPart model.";
  };
  "multiple-status-codes": {
     default: "Multiple `@statusCode` decorators defined for this operation response.";
  };
  "no-implicit-multipart": {
     default: "Using multipart payloads requires the use of @multipartBody and HttpPart<T> models.";
  };
  "no-service-found": {
     default: CallableMessage<["namespace"]>;
  };
  "operation-param-duplicate-type": {
     default: CallableMessage<["paramName", "types"]>;
  };
  "response-cookie-not-supported": {
     default: CallableMessage<["propName"]>;
  };
  "shared-inconsistency": {
     default: CallableMessage<["verb", "path"]>;
  };
  "status-code-invalid": {
     default: "statusCode value must be a numeric or string literal or union of numeric or string literals";
     value: "statusCode value must be a three digit code between 100 and 599";
  };
  "use-uri-template": {
     default: CallableMessage<["param"]>;
  };
}, Record<string, any>,
  | "path"
  | "authentication"
  | "header"
  | "cookie"
  | "query"
  | "body"
  | "bodyRoot"
  | "bodyIgnore"
  | "multipartBody"
  | "statusCode"
  | "verbs"
  | "patchOptions"
  | "servers"
  | "includeInapplicableMetadataInPayload"
  | "externalInterfaces"
  | "routeProducer"
  | "routes"
  | "sharedRoutes"
  | "routeOptions"
  | "file"
  | "httpPart"
  | "mergePatchModel"
  | "mergePatchProperty"
| "mergePatchPropertyOptions">;

HTTP library definition providing diagnostic messages and program-state keys to the compiler.