fix: handle NanoDates

Author: Beforerr

ext/SpeasyMakieExt.jl

@@ -1,14 +1,18 @@
 module SpeasyMakieExt
 using Makie
+using Dates
 import Makie: convert_arguments
 import Makie.SpecApi as S
 import Speasy: SpeasyVariable
 import Speasy: speasyplot, speasyplot!
 
+"""Compatibility with Makie"""
+_times(obj::SpeasyVariable) = DateTime.(obj.time)
+
 convert_arguments(P::PointBased, obj::SpeasyVariable, i::Integer) =
-    convert_arguments(P, obj.time, obj.values[:, i])
+    convert_arguments(P, _times(obj), obj.values[:, i])
 convert_arguments(P::Type{<:Series}, obj::SpeasyVariable) =
-    convert_arguments(P, obj.time, obj.values')
+    convert_arguments(P, _times(obj), obj.values')
 
 @recipe(SpeasyPlot, var) do scene
     Theme()
@@ -18,9 +22,9 @@ function Makie.plot!(p::SpeasyPlot)
     var = p[1][]
     if length(var.columns) > 1
         labels = string.(var.columns)
-        series!(p, var.time, var.values'; labels)
+        series!(p, _times(var), var.values'; labels)
     else
-        lines!(p, var.time, var.values)
+        lines!(p, _times(var), var.values)
     end
     return p
 end

test/runtests.jl

@@ -6,10 +6,11 @@ using TestItems, TestItemRunner
 
 @testitem "Speasy.jl" begin
     using Dates
+    using Dates: AbstractDateTime
     using Unitful
     spz_var = get_data("amda/imf", "2016-6-2", "2016-6-5")
     @test spz_var isa SpeasyVariable
-    @test spz_var.time isa Vector{DateTime}
+    @test spz_var.time isa Vector{<:AbstractDateTime}
     @test unit(spz_var) == u"nT"
 end