Fix last label (#6)

* Fix last label * Bump to v0.1.1
ITensor · Dec 17, 2024 · 59e2fe6 · 59e2fe6
1 parent 625665d
commit 59e2fe6
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Showing 2 changed files with 4 additions and 2 deletions.
diff --git a/Project.toml b/Project.toml
@@ -1,7 +1,7 @@
 name = "GradedUnitRanges"
 uuid = "e2de450a-8a67-46c7-b59c-01d5a3d041c5"
 authors = ["ITensor developers <[email protected]> and contributors"]
-version = "0.1.0"
+version = "0.1.1"
 
 [deps]
 BlockArrays = "8e7c35d0-a365-5155-bbbb-fb81a777f24e"

diff --git a/src/gradedunitrange.jl b/src/gradedunitrange.jl
@@ -73,7 +73,9 @@ function BlockArrays.blockedrange(lblocklengths::AbstractVector{<:LabelledIntege
   return gradedrange(lblocklengths)
 end
 
-Base.last(a::AbstractGradedUnitRange) = isempty(a.lasts) ? first(a) - 1 : last(a.lasts)
+function Base.last(a::AbstractGradedUnitRange)
+  return isempty(a.lasts) ? labelled(first(a) - 1, label(first(a))) : last(a.lasts)
+end
 
 function gradedrange(lblocklengths::AbstractVector{<:Pair{<:Any,<:Integer}})
   return gradedrange(labelled.(last.(lblocklengths), first.(lblocklengths)))