Added a check for number of probability matrices (#41)

* Added a check for number of probability matrices

* Update package version

Author: solliolli

Project.toml

@@ -1,7 +1,7 @@
 name = "DecisionProgramming"
 uuid = "0e836bf4-a496-11ea-2c13-edcbe498ce6b"
 authors = ["Jaan Tollander de Balsch", "Helmi Hankimaa", "Olli Herrala", "Fabricio Oliveira"]
-version = "1.0.2"
+version = "1.0.3"
 
 [deps]
 DataFrames = "a93c6f00-e57d-5684-b7b6-d8193f3e46c0"

src/influence_diagram.jl

@@ -301,10 +301,12 @@ struct DefaultPathProbability <: AbstractPathProbability
     I_c::Vector{Vector{Node}}
     X::Vector{Probabilities}
     function DefaultPathProbability(C, I_c, X)
-        if length(C) == length(I_c)
-            new(C, I_c, X)
-        else
+        if length(C) != length(I_c)
             throw(DomainError("The number of chance nodes and information sets given to DefaultPathProbability should be equal."))
+        elseif length(C) != length(X)
+            throw(DomainError("The number of chance nodes and probability matrices given to DefaultPathProbability should be equal."))
+        else
+            new(C, I_c, X)
         end
     end