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Ion Version Marker Detection Bug

Ion Version Marker Detection Bug: a task in LegoFlow-SWE (Harbor dataset). The text reader fails to correctly handle Ion Version Markers (IVMs) that are not the exact literal $ion 1 0 . When parsing a stream, the current implementation only recognizes that precise string as a valid version marker…

The task

The text reader fails to correctly handle Ion Version Markers (IVMs) that are not the exact literal `$ion_1_0`. When parsing a stream, the current implementation only recognizes that precise string as a valid version marker. This leads to two problems:

Part of Lego-X/LegoFlow-SWE.