@ -16,7 +16,7 @@ export class OpenZeppelinProxy extends Plugin {
this.blockchain = blockchain
}
async isConcerned(ast: ContractAST) {
async isConcerned(ast: ContractAST = {} as ContractAST) {
// check in the AST if it's an upgradable contract
if (ast.nodes && ast.nodes.find(node => node.absolutePath === UUPS)) {
this.kind = 'UUPS'