remove truncate!

Author: lkdvos

src/tensors/factorizations/adjoint.jl

@@ -93,5 +93,5 @@ end
 # to fix ambiguity
 function svd_trunc!(t::AdjointTensorMap, USVᴴ, alg::TruncatedAlgorithm)
     USVᴴ′ = svd_compact!(t, USVᴴ, alg.alg)
-    return truncate!(svd_trunc!, USVᴴ′, alg.trunc)
+    return truncate(svd_trunc!, USVᴴ′, alg.trunc)
 end

src/tensors/factorizations/factorizations.jl

@@ -40,7 +40,7 @@ import MatrixAlgebraKit: default_algorithm,
                          left_polar!, left_orth_polar!, right_polar!, right_orth_polar!,
                          left_null_svd!, right_null_svd!, left_orth_svd!, right_orth_svd!,
                          left_orth!, right_orth!, left_null!, right_null!,
-                         truncate!, findtruncated, findtruncated_svd,
+                         truncate, findtruncated, findtruncated_svd,
                          diagview, isisometry
 using MatrixAlgebraKit: qr_compact_pullback!, lq_compact_pullback!,
                         svd_pullback!, svd_trunc_pullback!,

src/tensors/factorizations/truncation.jl

@@ -1,9 +1,5 @@
 # Strategies
 # ----------
-
-# TODO: deprecate
-const TruncationScheme = TruncationStrategy
-
 """
     TruncationSpace(V::ElementarySpace, by::Function, rev::Bool)
 
@@ -76,11 +72,6 @@ function truncate(::typeof(svd_trunc!), (U, S, Vᴴ)::NTuple{3,AbstractTensorMap
 
     return (Ũ, S̃, Ṽᴴ), ind
 end
-function truncate!(::typeof(svd_trunc!), USVᴴ::NTuple{3,AbstractTensorMap},
-                   strategy::TruncationStrategy)
-    USVᴴ_trunc, _ = truncate(svd_trunc!, USVᴴ, strategy)
-    return USVᴴ_trunc
-end
 
 function truncate(::typeof(left_null!),
                   (U, S)::Tuple{AbstractTensorMap,AbstractTensorMap},
@@ -94,11 +85,6 @@ function truncate(::typeof(left_null!),
     truncate_domain!(Ũ, U, ind)
     return Ũ, ind
 end
-function truncate!(::typeof(left_null!), US::NTuple{2,AbstractTensorMap},
-                   strategy::TruncationStrategy)
-    U_trunc, _ = truncate(left_null!, US, strategy)
-    return U_trunc
-end
 
 for f! in (:eig_trunc!, :eigh_trunc!)
     @eval function truncate(::typeof($f!),
@@ -115,11 +101,6 @@ for f! in (:eig_trunc!, :eigh_trunc!)
 
         return (D̃, Ṽ), ind
     end
-    @eval function truncate!(::typeof($f!), DV::Tuple{DiagonalTensorMap,AbstractTensorMap},
-                             strategy::TruncationStrategy)
-        DV_trunc, _ = truncate($f!, DV, strategy)
-        return DV_trunc
-    end
 end
 
 # Find truncation