fix hasThisParameter to check for parameters length

This commit is contained in:
Gabriela Britto 2019-02-06 16:06:46 -08:00
parent 9270e58eaf
commit 7d86fda151

View file

@ -139,7 +139,7 @@ namespace ts.refactor.convertToNamedParameters {
}
function hasThisParameter(parameters: NodeArray<ParameterDeclaration>): boolean {
return isThis(parameters[0].name);
return parameters.length > 0 && isThis(parameters[0].name);
}
function getRefactorableParametersLength(parameters: NodeArray<ParameterDeclaration>): number {