Merge branch 'main' into ksh/cuda6

Author: kshyatt

.github/dependabot.yml

@@ -1,7 +1,14 @@
-# https://docs.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
 version: 2
 updates:
   - package-ecosystem: "github-actions"
-    directory: "/" # Location of package manifests
+    directory: "/"
     schedule:
       interval: "weekly"
+  - package-ecosystem: "julia"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    groups: # uncomment to group all julia package updates into a single PR
+      all-julia-packages:
+        patterns:
+          - "*"

.github/workflows/CompatHelper.yml

@@ -539,3 +539,7 @@ macro check_size(x, sz, size = :size)
         end
     )
 end
+
+# Check equality of two `TruncationStrategy`s
+Base.:(==)(t1::T, t2::T) where {T <: TruncationStrategy} = all(getfield(t1, f) == getfield(t2, f) for f in fieldnames(T))
+Base.:(==)(t1::T1, t2::T2) where {T1 <: TruncationStrategy, T2 <: TruncationStrategy} = false

src/algorithms.jl

@@ -60,3 +60,23 @@ end
         @test @constinferred(select_algorithm(svd_compact!, A, $alg)) === QRIteration()
     end
 end
+
+@testset "Truncation equivalencies" begin
+    truncs = [
+        notrunc(),
+        truncrank(4),
+        truncrank(5),
+        truncfilter(x -> x > 0),
+        truncfilter(x -> x > 1.0e-4),
+        trunctol(; atol = 0),
+        trunctol(; atol = 1.0e-4),
+        truncerror(; atol = 0),
+        truncerror(; atol = 1.0e-4),
+        truncrank(4) & truncfilter(x -> x > 0),
+        truncrank(4) & truncrank(5),
+    ]
+
+    for (i1, t1) in enumerate(truncs), (i2, t2) in enumerate(truncs)
+        @test (i1 == i2) ? t1 == t2 : t1 != t2
+    end
+end