import { IndexSignatureDeclaration } from "https://deno.land/x/ts_morph@15.1.0/mod.ts";
Returns
NonNullable<NodeParentType<ts.IndexSignatureDeclaration>>
x/ts_morph/mod.ts>IndexSignatureDeclaration#getParentOrThrow
import { IndexSignatureDeclaration } from "https://deno.land/x/ts_morph@15.1.0/mod.ts";