Error when no solver provided (#423)

* Rm unused Params * error when no solver provided
atoptima · Dec 18, 2020 · e1570a2 · e1570a2
1 parent 460739a
commit e1570a2
Showing 1 changed file with 13 additions and 3 deletions.
diff --git a/src/optimize.jl b/src/optimize.jl
@@ -73,9 +73,6 @@ function optimize!(prob::MathProg.Problem, annotations::Annotations, params::Par
     return optstate
 end
 
-"""
-Solve a reformulation
-"""
 function optimize!(
     reform::MathProg.Reformulation, algorithm::Algorithm.AbstractOptimizationAlgorithm,
     initial_primal_bound, initial_dual_bound
@@ -123,3 +120,16 @@ function optimize!(
 
     return outstate
 end
+
+"""
+Fallback if no solver provided by the user.
+"""
+function optimize!(
+    ::MathProg.Reformulation, ::Nothing,
+    ::Real, ::Real
+)
+    error("""
+        No solver to optimize the reformulation. You should provide a solver through Coluna parameters. 
+        Please, check the starting guide of Coluna.
+    """)
+end