Model and proofs for unknown attribute extension to TPE - #1015
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Extends the TPE model so that `has`, `hasTag`, `in`, `==`, and `is` reduce to literals when type information in the schema (plus error-freedom) is enought to reach a concrete value. Signed-off-by: jkastner <jkastner@amazon.com>
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Signed-off-by: jkastner <jkastner@amazon.com>
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Lean model and proofs for
cedar-policy/cedar#2547
This makes the minimal update to the protobuf to keep DRT working. Future PRs will update DRT to generate and transmit fine-grained partial attributes