method Signature.prototype.getDeclarationimport { Signature } from "https://dotland.deno.dev/x/ts_morph@22.0.0/mod.ts"; getDeclaration(): | MethodSignature | MethodDeclaration | ConstructorDeclaration | GetAccessorDeclaration | SetAccessorDeclaration | CallSignatureDeclaration | ConstructSignatureDeclaration | IndexSignatureDeclaration | FunctionTypeNode | ConstructorTypeNode | FunctionExpression | ArrowFunction | FunctionDeclaration | JSDocFunctionTypeGets the signature's declaration. Gets the signature's declaration. Returns | MethodSignature | MethodDeclaration | ConstructorDeclaration | GetAccessorDeclaration | SetAccessorDeclaration | CallSignatureDeclaration | ConstructSignatureDeclaration | IndexSignatureDeclaration | FunctionTypeNode | ConstructorTypeNode | FunctionExpression | ArrowFunction | FunctionDeclaration | JSDocFunctionType