method Node.isFunctionLikeDeclarationimport { Node } from "https://dotland.deno.dev/x/fresh@1.1.5/src/dev/deps.ts"; isFunctionLikeDeclaration<T extends Node>(node: T | undefined): node is FunctionLikeDeclaration & FunctionLikeDeclarationExtensionType & TGets if the node is a FunctionLikeDeclaration. Gets if the node is a FunctionLikeDeclaration. Type ParametersT extends NodeParametersnode: T | undefined Node to check. Returnsnode is FunctionLikeDeclaration & FunctionLikeDeclarationExtensionType & T