method Node.prototype.getChildSyntaxListOrThrowimport { Node } from "https://deno.land/x/fresh@1.2.0/src/dev/deps.ts"; getChildSyntaxListOrThrow(message?: string | (() => string)): SyntaxListGets the child syntax list or throws if it doesn't exist. Gets the child syntax list or throws if it doesn't exist. Parametersoptionalmessage: string | (() => string)ReturnsSyntaxList