method Node.isCallSignatureDeclarationimport { Node } from "https://dotland.deno.dev/x/ts_morph@15.1.0/mod.ts"; isCallSignatureDeclaration(node: Node | undefined): node is CallSignatureDeclarationGets if the node is a CallSignatureDeclaration. Gets if the node is a CallSignatureDeclaration. Parametersnode: Node | undefined Node to check. Returnsnode is CallSignatureDeclaration