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Module

x/ts_morph/mod.ts>MappedTypeNode#getReadonlyTokenOrThrow

TypeScript Compiler API wrapper for static analysis and programmatic code changes.
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method MappedTypeNode.prototype.getReadonlyTokenOrThrow
import { MappedTypeNode } from "https://deno.land/x/ts_morph@15.1.0/mod.ts";

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

Returns

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