Add RBRIterator

src/KM3io.jl

@@ -56,6 +56,8 @@ export most_frequent, categorize, nthbitset
 
 export cherenkov, CherenkovPhoton, azimuth, zenith, theta, phi
 
+export RBRIterator
+
 export CHClient, CHTag, subscribe, @ip_str
 
 @template (FUNCTIONS, METHODS, MACROS) =
@@ -100,6 +102,7 @@ include("tools/general.jl")
 include("tools/daq.jl")
 include("tools/trigger.jl")
 include("tools/reconstruction.jl")
+include("tools/helpers.jl")
 
 include("physics.jl")
 

src/tools/helpers.jl

+"""
+A basic container type to assist run-by-run iteration.
+"""
+struct RBRIterator
+    f::ROOTFile
+end
+Base.length(itr::RBRIterator) = length(itr.f.online.events)
+function Base.iterate(itr::RBRIterator, state=1)
+    state > length(itr) && return nothing
+    event = f.online.events[state]
+    mc_idx = event.header.trigger_counter + 1
+    mc_event = itr.f.offline[mc_idx]
+    ((event, mc_event), state + 1)
+end