From 19b5776cca43e6b6f9f36d24050c6d88183e4aa1 Mon Sep 17 00:00:00 2001
From: Chris Garling <chris.t.garling@gmail.com>
Date: Sun, 16 Feb 2025 22:58:49 -0500
Subject: [PATCH 1/2] Add docstring for `logunit`

---
 src/logarithm.jl | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/src/logarithm.jl b/src/logarithm.jl
index 3d679eaa..6ee8013d 100644
--- a/src/logarithm.jl
+++ b/src/logarithm.jl
@@ -9,6 +9,24 @@ function Base.float(x::Level{L,S}) where {L,S}
     return Level{L,S,typeof(v)}(v)
 end
 big(x::Level{L,S}) where {L,S} = Level{L,S}(big(x.val))
+"""
+    logunit(x::LogScaled)
+    logunit(x::Union{Type{<:LogScaled}, MixedUnits})
+Returns the units associated with a logarithmic `Quantity`, a logarithmically-scaled
+`Quantity` type, or a `Quantity` type with mixed logarithmic / linear scaling.
+
+Examples:
+```jldoctest
+julia> using Unitful
+
+julia> logunit(1*u"dB")
+dB
+
+julia> logunit(u"dB")
+dB
+```
+"""
+function logunit end
 logunit(x::Level{L,S}) where {L,S} = MixedUnits{Level{L,S}}()
 logunit(x::Type{T}) where {L,S,T<:Level{L,S}} = MixedUnits{Level{L,S}}()
 

From f927270bf298bca219e2a2b4765b00a85e7f603a Mon Sep 17 00:00:00 2001
From: Chris Garling <chris.t.garling@gmail.com>
Date: Sun, 16 Feb 2025 23:00:57 -0500
Subject: [PATCH 2/2] Add `logunit` to the API docs

---
 docs/src/logarithm.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/docs/src/logarithm.md b/docs/src/logarithm.md
index c773c7ed..eda7b026 100644
--- a/docs/src/logarithm.md
+++ b/docs/src/logarithm.md
@@ -432,6 +432,7 @@ displaying logarithmic quantities:
 ## API
 
 ```@docs
+    Unitful.logunit
     Unitful.linear
     Unitful.reflevel
     Unitful.uconvertp