2017-02-24 15:43 GMT+01:00 Andrei Chis <[email protected]>: > > > On Fri, Feb 24, 2017 at 3:28 PM, Denis Kudriashov <[email protected]> > wrote: > >> >> 2017-02-24 14:29 GMT+01:00 Andrei Chis <[email protected]>: >> >>> There should be no hidden costs in GTInspectorIndexedNodes. >>> I made some experiments in the latest Pharo version and opening the Raw >>> view on an array with one million numbers takes around 120ms when 100k >>> elements are computed. >>> I'll be curious how much it takes on your machine. To test update >>> indexableDisplayLimit to 50000 in Object>>#gtInspectorVariableNodesIn: >>> and remove the annotation from Collection>>#gtInspectorItemsIn: (so >>> that the Items presentation is not loaded) >>> >>> arrayLarge := (1 to: 1000000) asArray. >>> >> >> I really wondering why anybody want instantiate wrapper objects for all >> array items? Fast table approach is to not do that. Only visible part of >> items should be recreated >> > > This is how the inspector works for the Items view for Array objects. It > also does not use any wrappers and only computes visible part. > > As I said, it brings in a lazy data source adapted to arrays in a case where it may well be not needed. My experiments show that there is no need for this optimisation, at least for arrays ~ 100k.
Thierry
