OCaml 5.4 compatibility

.github/workflows/ci.yml

@@ -16,7 +16,7 @@ jobs:
         os:
           - ubuntu-latest
         ocaml-compiler:
-          - 5.3.x
+          - 5.4.x
 
     runs-on: ${{ matrix.os }}
 
@@ -32,7 +32,7 @@ jobs:
           opam-repositories: |
             default: https://github.com/ocaml/opam-repository.git
             mbarbin: https://github.com/mbarbin/opam-repository.git
-      #     alpha:   https://github.com/kit-ty-kate/opam-alpha-repository.git
+            alpha:   https://github.com/kit-ty-kate/opam-alpha-repository.git
       #     janestreet-bleeding: https://github.com/janestreet/opam-repository.git
       #     janestreet-bleeding-external: https://github.com/janestreet/opam-repository.git#external-packages
 

.github/workflows/deploy-doc.yml

@@ -34,12 +34,12 @@ jobs:
       - name: Setup OCaml
         uses: ocaml/setup-ocaml@v3
         with:
-          ocaml-compiler: "5.3.x"
+          ocaml-compiler: "5.4.x"
           dune-cache: true
           opam-repositories: |
             default: https://github.com/ocaml/opam-repository.git
             mbarbin: https://github.com/mbarbin/opam-repository.git
-      #     alpha:   https://github.com/kit-ty-kate/opam-alpha-repository.git
+            alpha:   https://github.com/kit-ty-kate/opam-alpha-repository.git
       #     janestreet-bleeding: https://github.com/janestreet/opam-repository.git
       #     janestreet-bleeding-external: https://github.com/janestreet/opam-repository.git#external-packages
 

.github/workflows/more-ci.yml

@@ -28,12 +28,13 @@ jobs:
           - macos-latest
           - ubuntu-latest
         ocaml-compiler:
+          - 5.4.x
           - 5.3.x
           - 5.2.x
         exclude:
           # We exclude the combination already tested in the 'ci' workflow.
           - os: ubuntu-latest
-            ocaml-compiler: 5.3.x
+            ocaml-compiler: 5.4.x
 
     runs-on: ${{ matrix.os }}
 

.github/workflows/test-deploy-doc.yml

@@ -34,12 +34,12 @@ jobs:
       - name: Setup OCaml
         uses: ocaml/setup-ocaml@v3
         with:
-          ocaml-compiler: "5.3.x"
+          ocaml-compiler: "5.4.x"
           dune-cache: true
           opam-repositories: |
             default: https://github.com/ocaml/opam-repository.git
             mbarbin: https://github.com/mbarbin/opam-repository.git
-      #     alpha:   https://github.com/kit-ty-kate/opam-alpha-repository.git
+            alpha:   https://github.com/kit-ty-kate/opam-alpha-repository.git
       #     janestreet-bleeding: https://github.com/janestreet/opam-repository.git
       #     janestreet-bleeding-external: https://github.com/janestreet/opam-repository.git#external-packages
 

doc/docs/explanation/exploratory-tests.md

@@ -43,8 +43,7 @@ COMMANDS
        descendance [OPTION]… REV REV
            Print descendance relation between 2 revisions.
 
-       find-enclosing-repo-root [--from=path/to/dir] [--store=VAL]
-       [OPTION]…
+       find-enclosing-repo-root [--from=path/to/dir] [--store=VAL] [OPTION]…
            Find the root of the enclosing-repo.
 
        gca [OPTION]… [REV]…

dune-project

@@ -325,9 +325,7 @@
  (synopsis "Tests & Examples for volgo")
  (depends
   (ocaml
-   (and
-    (>= 5.2)
-    (< 5.4~)))
+   (>= 5.2))
   (astring
    (>= 0.8.5))
   (base
@@ -430,9 +428,7 @@
  (allow_empty) ; The package is attached to stanza in doc/ however dune doesn't see it.
  (depends
   (ocaml
-   (and
-    (>= 5.3)
-    (< 5.4~)))
+   (>= 5.4))
   (ocamlformat
    (= 0.28.1))
   (astring

lib/volgo/src/graph.ml

@@ -592,7 +592,7 @@ module Summary = struct
   [@@deriving_inline sexp_of]
 
   let rec sexp_of_t =
-    (let (drop_if__037_ : t list -> Stdlib.Bool.t) = List.is_empty in
+    (let drop_if__037_ : t list -> Stdlib.Bool.t = List.is_empty in
      fun { refs = refs__022_
          ; roots = roots__028_
          ; leaves = leaves__030_

volgo-dev.opam

@@ -10,7 +10,7 @@ doc: "https://mbarbin.github.io/vcs/"
 bug-reports: "https://github.com/mbarbin/vcs/issues"
 depends: [
   "dune" {>= "3.17"}
-  "ocaml" {>= "5.3" & < "5.4~"}
+  "ocaml" {>= "5.4"}
   "ocamlformat" {= "0.28.1"}
   "astring" {>= "0.8.5"}
   "base" {>= "v0.17"}

volgo-tests.opam

@@ -9,7 +9,7 @@ doc: "https://mbarbin.github.io/vcs/"
 bug-reports: "https://github.com/mbarbin/vcs/issues"
 depends: [
   "dune" {>= "3.17"}
-  "ocaml" {>= "5.2" & < "5.4~"}
+  "ocaml" {>= "5.2"}
   "astring" {>= "0.8.5"}
   "base" {>= "v0.17"}
   "base_quickcheck" {>= "v0.17"}