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matita.cs.unibo.it Git - helm.git/blobdiff - matita/matita/contribs/lambdadelta/bin/roles/rolesTypes.ml
| ENoStage
| ENews
| ENameClash of name
+ | EObjClash of obj
+ | ERoleClash of role
| ENoEntry
+ | EWrongSelect
+ | EWrongVersion
exception Error of error