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[breaking] a large refactoring of MathOptIIS #34

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[breaking] a large refactoring of MathOptIIS #34

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[breaking] a large refactoring of MathOptIIS
odow Feb 20, 2026
9fffdc7
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odow Mar 11, 2026
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14 changes: 13 additions & 1 deletion README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -27,7 +27,7 @@ Pkg.add("MathOptIIS")

## Usage

This package is not intended to be called directly from user-code. Instead, it
MathOptIIS is not intended to be called directly from user-code. Instead, it
should be added as a dependency to solver wrappers that want to provide an IIS.

To add to an existing wrapper, add a new field:
Expand All @@ -41,6 +41,11 @@ function MOI.compute_conflict!(model::Optimizer)
solver = MathOptIIS.Optimizer()
MOI.set(solver, MathOptIIS.InfeasibleModel(), model)
MOI.set(solver, MathOptIIS.InnerOptimizer(), Optimizer)
# Optional: set the solver's silent to true or false. In this example,
# follow the outer attribute.
MOI.set(solver, MOI.Silent(), MOI.get(model, MOI.Silent()))
# Optional: set a time limit. In this case, 60 seconds.
MOI.set(solver, MOI.TimeLimitSec(), 60.0)
MOI.compute_conflict!(solver)
model.conflict_solver = solver
return
Expand All @@ -53,6 +58,13 @@ function MOI.get(optimizer::Optimizer, attr::MOI.ConflictStatus)
return MOI.get(optimizer.conflict_solver, attr)
end

function MOI.get(optimizer::Optimizer, attr::MOI.ConflictCount)
if optimizer.conflict_solver === nothing
return 0
end
return MOI.get(optimizer.conflict_solver, attr)
end

function MOI.get(
optimizer::Optimizer,
attr::MOI.ConstraintConflictStatus,
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