Fix retracts in LineSearches extension (#471)

* Fix two `retract!` calls, that since `ManifoldsBase`1.0 are `retract_fused!`s
* bump version
* Fix Documenter version ro 1.10.2 for a while.

Author: kellertuer

Changelog.md

@@ -6,6 +6,13 @@ The file was started with Version `0.4`.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.5.16] 2025-05-07
+
+### Fixed
+
+* fixes a bug in the `LineSearches.jl` extension, where two (old) `retract!`s were still
+present; they were changed to `retact_fused!`.
+
 ## [0.5.15] 2025-05-06
 
 ### Fixed

Project.toml

@@ -1,7 +1,7 @@
 name = "Manopt"
 uuid = "0fc0a36d-df90-57f3-8f93-d78a9fc72bb5"
 authors = ["Ronny Bergmann <[email protected]>"]
-version = "0.5.15"
+version = "0.5.16"
 
 [deps]
 ColorSchemes = "35d6a980-a343-548e-a6ea-1d62b119f2f4"

docs/Project.toml

@@ -28,7 +28,7 @@ BenchmarkTools = "1.3"
 CSV = "0.10"
 Colors = "0.12, 0.13"
 DataFrames = "1"
-Documenter = "1"
+Documenter = "=1.10.2"
 DocumenterCitations = "1"
 DocumenterInterLinks = "0.3, 1"
 FiniteDifferences = "0.12"

ext/ManoptLineSearchesExt.jl

@@ -28,11 +28,11 @@ function (cs::Manopt.LineSearchesStepsize)(
     # perform actual line-search
 
     function ϕ(α)
-        retract!(M, p_tmp, p, η, α, cs.retraction_method)
+        ManifoldsBase.retract_fused!(M, p_tmp, p, η, α, cs.retraction_method)
         return f(M, p_tmp)
     end
     function dϕ(α)
-        retract!(M, p_tmp, p, η, α, cs.retraction_method)
+        ManifoldsBase.retract_fused!(M, p_tmp, p, η, α, cs.retraction_method)
         get_gradient!(mp, X_tmp, p_tmp)
         vector_transport_to!(M, Y_tmp, p, η, p_tmp, cs.vector_transport_method)
         return real(inner(M, p_tmp, X_tmp, Y_tmp))