def wv.lex_eq_l
import bend-osdev-word64@0.1.1.0/proof_value.bend as ProofValueimport Base
345def wv.lex_eq_l(c: Cmp, -d: Cmp, e: {wv.lex(c, d) == EQ{} : Cmp}) -> {c == EQ{} : Cmp}:
346 match c:
347 case LT{}:
348 Empty.absurd({LT{} == EQ{} : Cmp}, wn.lt_eq(e))
349 case EQ{}:
350 {==}
351 case GT{}:
352 Empty.absurd({GT{} == EQ{} : Cmp}, wn.gt_eq(e))