update todos

Author: thorek1

docs/src/unfinished_docs/todo.md

@@ -3,6 +3,7 @@
 ## High priority
 
 - [ ] write tests/docs/technical details for nonlinear obc, forecasting, (non-linear) solution algorithms, SS solver, obc solver, and other algorithms
+- [ ] generalised IRF pruned_third_order is somewhat slow - investigate
 - [ ] consider making sympy an extension or try to partially replace with Symbolics
 - [ ] replace RF with LinearSolve codes (RF has too many dependencies)
 - [ ] add FRB US model

src/MacroModelling.jl

@@ -8080,6 +8080,7 @@ function parse_shocks_input_to_index(shocks::Union{Symbol_input,String_input}, T
     elseif shocks isa Symbol
         if length(setdiff([shocks],T.exo)) > 0
             @warn "Following shock is not part of the model: " * join(string(setdiff([shocks],T.exo)[1]),", ")
+            # TODO: mention shocks part of the model
             shock_idx = Int64[]
         else
             shock_idx = getindex(1:T.nExo,shocks .== T.exo)