[REQUEST] Implement unique Service ID verification (GTFS Rule)

MobilityData / gtfs-validator

Canonical GTFS Validator project for schedule (static) files.

https://gtfs-validator.mobilitydata.org/

Apache License 2.0

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Closed maximearmstrong closed 4 years ago

maximearmstrong commented 4 years ago

Is your feature request related to a problem? Please describe. Every Service ID should be unique in calendar.txt.

Describe the solution you'd like Verify a Service ID is not duplicated in calendar.txt

Describe alternatives you've considered A clear and concise description of any alternative solutions or features you've considered.

Additional context GTFS Spec http://gtfs.org/reference/static/#calendartxt

lionel-nj commented 4 years ago