fix: handle empty time ranges and NoMetadata in Product display methods

.github/workflows/CI.yml

@@ -31,7 +31,7 @@ jobs:
         arch:
           - x64
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.version }}

.github/workflows/DocCleanup.yml

@@ -16,7 +16,7 @@ jobs:
       contents: write
     steps:
       - name: Checkout gh-pages branch
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           ref: gh-pages
       - name: Delete preview and history + push changes

.github/workflows/DocNav.yml

@@ -17,15 +17,15 @@ jobs:
 
     steps:
       - name: Checkout gh-pages branch
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           ref: gh-pages
 
       - name: Insert navbar
         uses: TuringLang/actions/DocsNav@main
         with:
           doc-path: "."
-          navbar-url: "https://raw.githubusercontent.com/JuliaSpacePhysics/actions/refs/heads/main/Navbar.html"
+          navbar-url: "https://raw.githubusercontent.com/JuliaSpacePhysics/juliaspacephysics.github.io/refs/heads/main/ecosystem/Navbar.html"
 
       - name: Commit and push changes
         run: |

src/SpaceDataModel.jl

@@ -26,7 +26,9 @@ include("coord.jl")
 include("workload.jl")
 
 # Interface
-name(v) = @getfield v :name getmeta(v, "name", "")
+name(v) = @getfield v :name meta_name(meta(v))
+meta_name(nt::NamedTuple) = get(nt, :name, "")
+meta_name(meta) = get(meta, "name", "")
 
 """
     getmeta(x)
@@ -41,16 +43,19 @@ getmeta(x) = @getfield x (:meta, :metadata) NoMetadata()
 
 Get metadata value associated with object `x` for key `key`, or `default` if `key` is not present.
 """
-getmeta(x, key, default=nothing) = get(meta(x), key, default)
+getmeta(x, key, default = nothing) = get(meta(x), key, default)
 
 meta(x) = getmeta(x) # not exported (to be removed)
 
-units(v) = @get(v, "units", nothing)
+function units(v)
+    m = getmeta(v)
+    return m isa NamedTuple ? get(m, :units, nothing) : get(m, "units", nothing)
+end
 times(v) = @getfield v (:times, :time)
 
 function unit(v)
     us = units(v)
-    allequal(us) ? only(us) : error("Units are not equal: $us")
+    return allequal(us) ? only(us) : error("Units are not equal: $us")
 end
 
 """
@@ -88,8 +93,8 @@ Update metadata for object `x` for key `key` to have value `value` and return `x
 function setmeta end
 
 function setmeta(x, args::Pair...; kw...)
-    return @set x.metadata=_merge(meta(x), Dict(args...), kw)
+    return @set x.metadata = _merge(meta(x), Dict(args...), kw)
 end
-setmeta(x, dict::AbstractDict) = @set x.metadata=_merge(meta(x), dict)
+setmeta(x, dict::AbstractDict) = @set x.metadata = _merge(meta(x), dict)
 
-end
+end

src/product.jl

@@ -26,7 +26,7 @@ func(p::Product) = p.transformation
 # Allow chaining of transformations with multiple products
 ∘(g::AbstractProduct, f::AbstractProduct) = @set g.transformation = func(g) ∘ func(f)
 
-function set(p::Product; name=nothing, data=nothing, transformation=nothing, metadata=nothing, kwargs...)
+function set(p::AbstractProduct; name=nothing, data=nothing, transformation=nothing, metadata=nothing, kwargs...)
     !isnothing(name) && (p = @set p.name = name)
     !isnothing(data) && (p = @set p.data = data)
     !isnothing(transformation) && (p = @set p.transformation = transformation)

src/show.jl

@@ -1,4 +1,5 @@
 _isdefault(v) = false
+_isdefault(::NoMetadata) = true
 _isdefault(v::AbstractDict) = isempty(v)
 _isdefault(v::Tuple) = isempty(v)
 

src/variable.jl

@@ -40,7 +40,7 @@ function Base.show(io::IO, var::T) where {T <: AbstractDataVariable}
     print_name(io, var)
     print(io, " [")
     time = times(var)
-    isnothing(time) || print(io, _timerange_str(time), ",")
+    isnothing(time) || isempty(time) || print(io, _timerange_str(time), ",")
     u = units(var)
     isnothing(u) || print(io, " Units: ", u, ",")
     print(io, " Size: ", size(var))
@@ -58,7 +58,7 @@ function Base.show(io::IO, m::MIME"text/plain", var::T) where {T <: AbstractData
     print_name(io, var)
     println(io)
     time = times(var)
-    isnothing(time) || println(io, "  ", _timerange_str(time))
+    isnothing(time) || isempty(time) || println(io, "  ", _timerange_str(time))
     u = units(var)
     isnothing(u) || println(io, "  Units: ", u)
     println(io, "  Size: ", size(var))

src/workload.jl

@@ -2,11 +2,13 @@ function workload()
     io = IOContext(IOBuffer(), :color => true)
     var1 = [1, 2, 3]
     var2 = (4, 5, 6)
-    var = DataVariable([1, 2, 3], Dict())
+    var = DataVariable([1, 2, 3], Dict("name" => "var"))
+    var2 = DataVariable([1, 2, 3], (; name = "var2"))
     dataset = DataSet("Dataset Name", [var1, var2])
     project = Project(name = "Project Name", abbreviation = "Proj", links = "links")
     instrument = Instrument(name = "Instrument Name")
     show(io, MIME"text/plain"(), var)
+    show(io, MIME"text/plain"(), var2)
     show(io, MIME"text/plain"(), dataset)
     show(io, MIME"text/plain"(), project)
     push!(project, instrument, dataset)