Fixes

Author: blegat

src/Utilities/copy.jl

@@ -40,6 +40,23 @@ function pass_attributes(dest::MOI.ModelLike, src::MOI.ModelLike, index_map)
     return
 end
 
+struct UnsafeObjectiveFunction{F<:MOI.AbstractFunction} <:
+       MOI.AbstractModelAttribute end
+
+function MOI.get(model::MOI.ModelLike, ::UnsafeObjectiveFunction{F}) where {F}
+    return MOI.get(model, MOI.ObjectiveFunction{F}())
+end
+
+struct UnsafeConstraintFunction <: MOI.AbstractConstraintAttribute end
+
+function MOI.get_fallback(
+    model::MOI.ModelLike,
+    ::UnsafeConstraintFunction,
+    ci::MOI.ConstraintIndex,
+)
+    return MOI.get(model, MOI.ConstraintFunction(), ci)
+end
+
 function _pass_attribute(
     dest::MOI.ModelLike,
     src::MOI.ModelLike,

src/Utilities/objective_container.jl

@@ -116,13 +116,6 @@ function MOI.supports(
     return true
 end
 
-struct UnsafeObjectiveFunction{F<:MOI.AbstractFunction} <:
-       MOI.AbstractModelAttribute end
-
-function MOI.get(model::MOI.ModelLike, ::UnsafeObjectiveFunction{F}) where {F}
-    return MOI.get(model, MOI.ObjectiveFunction{F}())
-end
-
 function MOI.get(
     o::ObjectiveContainer{T},
     attr::MOI.ObjectiveFunction{F},

src/Utilities/variables_container.jl

@@ -310,7 +310,7 @@ MOI.is_valid(::VariablesContainer, ::MOI.ConstraintIndex) = false
 
 function MOI.get(
     model::VariablesContainer,
-    ::MOI.ConstraintFunction,
+    ::Union{UnsafeConstraintFunction,MOI.ConstraintFunction},
     ci::MOI.ConstraintIndex{MOI.VariableIndex},
 )
     MOI.throw_if_not_valid(model, ci)

src/Utilities/vector_of_constraints.jl

@@ -96,16 +96,6 @@ function MOI.delete(
     return
 end
 
-struct UnsafeConstraintFunction <: MOI.AbstractConstraintAttribute end
-
-function MOI.get_fallback(
-    model::MOI.ModelLike,
-    ::UnsafeConstraintFunction,
-    ci::MOI.ConstraintIndex,
-)
-    return MOI.get(model, MOI.ConstraintFunction(), ci)
-end
-
 function MOI.get(
     v::VectorOfConstraints{F,S},
     ::UnsafeConstraintFunction,