Remove unused argument names (#2199)

Author: blegat

src/Utilities/results.jl

@@ -500,11 +500,7 @@ end
 Return the scalar product between a vector `x` of the set `set` and a vector
 `y` of the dual of the set `s`.
 """
-function set_dot(
-    x::AbstractVector,
-    y::AbstractVector,
-    set::MOI.AbstractVectorSet,
-)
+function set_dot(x::AbstractVector, y::AbstractVector, ::MOI.AbstractVectorSet)
     return dot(x, y)
 end
 
@@ -514,7 +510,7 @@ end
 Return the scalar product between a number `x` of the set `set` and a number
 `y` of the dual of the set `s`.
 """
-set_dot(x, y, set::MOI.AbstractScalarSet) = dot(x, y)
+set_dot(x, y, ::MOI.AbstractScalarSet) = dot(x, y)
 
 function triangle_dot(
     x::AbstractVector{S},
@@ -581,7 +577,7 @@ end
 Return the vector `b` such that for all vector `x` of the set `set`,
 `set_dot(b, x, set)` is equal to `dot(a, x)`.
 """
-function dot_coefficients(a::AbstractVector, set::MOI.AbstractVectorSet)
+function dot_coefficients(a::AbstractVector, ::MOI.AbstractVectorSet)
     return a
 end
 

src/sets.jl

@@ -880,7 +880,7 @@ MathOptInterface.ConstraintIndex{MathOptInterface.VectorOfVariables, MathOptInte
 """
 struct ExponentialCone <: AbstractVectorSet end
 
-dual_set(s::ExponentialCone) = DualExponentialCone()
+dual_set(::ExponentialCone) = DualExponentialCone()
 dual_set_type(::Type{ExponentialCone}) = DualExponentialCone
 
 dimension(::ExponentialCone) = 3
@@ -906,7 +906,7 @@ MathOptInterface.ConstraintIndex{MathOptInterface.VectorOfVariables, MathOptInte
 """
 struct DualExponentialCone <: AbstractVectorSet end
 
-dual_set(s::DualExponentialCone) = ExponentialCone()
+dual_set(::DualExponentialCone) = ExponentialCone()
 dual_set_type(::Type{DualExponentialCone}) = ExponentialCone
 
 dimension(::DualExponentialCone) = 3