Hi, Norbert made a good suggestion:

On 09 Mar 2016, at 11:13, Norbert Hartl <norbert@hartl.name> wrote:

I'm using NeoJSON and was thinking about how to parse JSON arrays. Implementing web APIs you get often an array back instead of an object. NeoJSON does AFAIK not deal too well with the list case. I added something to ease the usage. [...]

And I committed: === Name: Neo-JSON-Core-SvenVanCaekenberghe.33 Author: SvenVanCaekenberghe Time: 16 March 2016, 11:24:47.837176 am UUID: 34aac279-4fef-4476-9201-95a64efaea6f Ancestors: Neo-JSON-Core-SvenVanCaekenberghe.32 Added NeoJSONReader>>#nextListAs: as suggested by Norbert Hartl Added NeoJSONReaderTests>>#testArrayOfPointsUsingNextListAs === Name: Neo-JSON-Tests-SvenVanCaekenberghe.33 Author: SvenVanCaekenberghe Time: 16 March 2016, 11:25:04.185192 am UUID: 8f4620bc-d5f5-4b3a-aaf0-ee4b8b7a9ccf Ancestors: Neo-JSON-Tests-SvenVanCaekenberghe.32 Added NeoJSONReader>>#nextListAs: as suggested by Norbert Hartl Added NeoJSONReaderTests>>#testArrayOfPointsUsingNextListAs === So now you can simplify the following relatively common case: (NeoJSONReader on: '[ { "x" : 1, "y" : 2 }, { "x" : 3, "y" : 4 } ]' readStream) mapInstVarsFor: Point; for: #ArrayOfPoints customDo: [ :mapping | mapping listOfElementSchema: Point ]; nextAs: #ArrayOfPoints. with the simpler: (NeoJSONReader on: '[ { "x" : 1, "y" : 2 }, { "x" : 3, "y" : 4 } ]' readStream) mapInstVarsFor: Point; nextListAs: Point. Sven