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x/deno2node/src/deps.deno.ts>MappedTypeNode#getReadonlyTokenOrThrow

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method MappedTypeNode.prototype.getReadonlyTokenOrThrow
import { MappedTypeNode } from "https://deno.land/x/deno2node@v1.10.0/src/deps.deno.ts";

Gets the mapped type's readonly token or throws if not exist.

Parameters

optional
message: string | (() => string)

Returns

Node<ts.ReadonlyKeyword> | Node<ts.PlusToken> | Node<ts.MinusToken>