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fix hasThisParameter to check for parameters length

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This commit is contained in:
Gabriela Britto 2019-02-06 16:06:46 -08:00
parent 9270e58eaf
commit 7d86fda151
1 changed files with 1 additions and 1 deletions
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2
src/services/refactors/convertToNamedParameters.ts
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@ -139,7 +139,7 @@ namespace ts.refactor.convertToNamedParameters {
} }
function hasThisParameter(parameters: NodeArray<ParameterDeclaration>): boolean { 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 { function getRefactorableParametersLength(parameters: NodeArray<ParameterDeclaration>): number {