Add show functions

Author: janbruedigam

src/system/entry.jl

@@ -10,6 +10,12 @@ mutable struct Entry{ET}
     Entry(dims...; static = true) = Entry{Float64}(dims...; static = static)
 end
 
+function Base.show(io::IO, mime::MIME{Symbol("text/plain")}, entry::Entry)
+    println(io, "Entry with value:")
+    show(io, mime, entry.value)
+end
+
+
 function Base.zero(::Entry{ET}) where ET
     dims = [ET.parameters[1].parameters...]
     return Entry{ET.parameters[2]}(dims...)

src/system/system.jl

@@ -80,6 +80,11 @@ struct System{N}
     System(A, dims; force_static = false) = System{Float64}(A, dims; force_static = force_static)
 end
 
+function Base.show(io::IO, mime::MIME{Symbol("text/plain")}, system::System{N}) where {N}
+    println(io, "System with "*string(N)*" nodes.")
+    SparseArrays._show_with_braille_patterns(io, system.matrix_entries)
+end
+
 
 @inline children(system, v) = outneighbors(system.dfs_graph, v)
 @inline connections(system, v) = neighbors(system.graph, v)