method Node.isTypeAssertionimport { Node } from "https://deno.land/x/fresh@1.1.3/src/dev/deps.ts"; isTypeAssertion(node: Node | undefined): node is TypeAssertionGets if the node is a TypeAssertion. Gets if the node is a TypeAssertion. Parametersnode: Node | undefined Node to check. Returnsnode is TypeAssertion