in package/src/languageServiceManager/kustoLanguageService.ts [1655:1667]
private static inputParameterToSignature(params: readonly s.InputParameter[]) {
const signatureWithoutParens = params
.map((param) => {
if (param.columns) {
const tableSignature = this.scalarParametersToSignature(param.columns);
return `${param.name}: ${tableSignature}`;
} else {
return `${param.name}: ${param.cslType}`;
}
})
.join(', ');
return `(${signatureWithoutParens})`;
}