getMeasurementXY is too loose

[targos]

analysis/packages/base-analysis/src/util/getMeasurementXY.ts

Line 26 in 274c2a7

export function getMeasurementXY(

There are a lot of cases where the function can return undefined and then this pollutes the Analysis class where most methods can also return undefined and the user always has to check if a value was returned.

[maasencioh]

I will prefer to thould throw on most of this cases, I think that is easier to handle as well

[lpatiny]

I will probably work on it because I need to evaluate if this should not return an array that could be of length 0 if there is no match by the selector.