Mark completely optional parser rules as errors - Githubissues

eclipse-langium / langium

Next-gen language engineering / DSL framework

https://langium.org/

MIT License

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Mark completely optional parser rules as errors #1459

Closed bjthehun closed 1 month ago

bjthehun commented 2 months ago

Closes #1400. Notes:

Fragments are not marked as optional.
Rules with actions only are not marked as optional.