No x-maintenance-intent in opam files for dune<3.18

Signed-off-by: ArthurW <[email protected]>

Author: art-w

otherlibs/dune-site/test/run.t

@@ -169,7 +169,6 @@ Test with an opam like installation
     ]
     ["dune" "install" "-p" name "--create-install-files" name]
   ]
-  x-maintenance-intent: ["(latest)"]
 
   $ dune build -p a --promote-install-files=false @install
 

otherlibs/dune-site/test/run_2_9.t

@@ -157,7 +157,6 @@ Test with an opam like installation
     ]
     ["dune" "install" "-p" name "--create-install-files" name]
   ]
-  x-maintenance-intent: ["(latest)"]
 
   $ dune build -p a --promote-install-files="false" @install
 

src/dune_rules/opam_create.ml

@@ -196,6 +196,15 @@ let insert_odoc_dep depends =
   loop [] depends
 ;;
 
+let maintenance_intent dune_version info =
+  if dune_version < (3, 18)
+  then None
+  else (
+    match Package_info.maintenance_intent info with
+    | None -> Some [ "(latest)" ]
+    | x -> x)
+;;
+
 let opam_fields project (package : Package.t) =
   let dune_version = Dune_project.dune_version project in
   let package_name = Package.name package in
@@ -228,10 +237,7 @@ let opam_fields project (package : Package.t) =
   in
   let list_fields =
     [ "maintainer", Package_info.maintainers info
-    ; ( "x-maintenance-intent"
-      , match Package_info.maintenance_intent info with
-        | None -> Some [ "(latest)" ]
-        | x -> x )
+    ; "x-maintenance-intent", maintenance_intent dune_version info
     ; "authors", Package_info.authors info
     ; ( "license"
       , match Package_info.license info with

test/blackbox-tests/test-cases/describe/describe.t

@@ -1373,5 +1373,4 @@ opam file listing
       \"@doc\" {with-doc}
     ]
   ]
-  x-maintenance-intent: [\"(latest)\"]
   "))

test/blackbox-tests/test-cases/dune-package.t/run.t

@@ -177,7 +177,6 @@ Install as opam does
       "@doc" {with-doc}
     ]
   ]
-  x-maintenance-intent: ["(latest)"]
 
   $ (cd a; "dune" "build" "-p" a "@install")
 

test/blackbox-tests/test-cases/dune-project-meta/basic-generate.t

@@ -4,21 +4,19 @@ Simple test
 The `dune build` should generate the opam file
 
   $ cat >dune-project <<EOF
-  > (lang dune 3.18)
+  > (lang dune 1.10)
   > (version 1.0.0)
   > (name cohttp)
   > (source (github mirage/ocaml-cohttp))
   > (license ISC)
   > (authors "Anil Madhavapeddy" "Rudi Grinberg")
-  > (maintenance_intent "(latest)")
   > 
   > (generate_opam_files true)
   > 
   > (package
   >  (name cohttp)
   >  (synopsis "An OCaml library for HTTP clients and servers")
   >  (description "A longer description")
-  >  (allow_empty)
   >  (depends
   >   (alcotest :with-test)
   >   (foo (and :dev (> 1.5) (< 2.0)))
@@ -34,7 +32,6 @@ The `dune build` should generate the opam file
   > A really long multi line description that spans across lines to
   > make sure that the rendering of long strings stays compatible.
   > ")
-  >  (allow_empty)
   >  (depends
   >   (cohttp (>= 1.0.2))
   >   (conduit-async (>= 1.0.3))
@@ -48,7 +45,6 @@ The `dune build` should generate the opam file
   > A really long description that is supposed to start with a
   > newline since it doesn't escape the line break.
   > ")
-  >  (allow_empty)
   >  (depends
   >   (cohttp (>= 1.0.2))
   >   (conduit-lwt (>= 1.0.3))
@@ -93,7 +89,6 @@ The `dune build` should generate the opam file
     ]
   ]
   dev-repo: "git+https://github.com/mirage/ocaml-cohttp.git"
-  x-maintenance-intent: ["(latest)"]
 
   $ cat cohttp-async.opam
   # This file is generated by dune, edit dune-project instead
@@ -131,7 +126,6 @@ The `dune build` should generate the opam file
     ]
   ]
   dev-repo: "git+https://github.com/mirage/ocaml-cohttp.git"
-  x-maintenance-intent: ["(latest)"]
 
   $ cat cohttp-lwt.opam
   # This file is generated by dune, edit dune-project instead
@@ -170,4 +164,3 @@ The `dune build` should generate the opam file
     ]
   ]
   dev-repo: "git+https://github.com/mirage/ocaml-cohttp.git"
-  x-maintenance-intent: ["(latest)"]

test/blackbox-tests/test-cases/dune-project-meta/dune-dep.t

@@ -191,7 +191,6 @@ the doc dependencies:
     ]
     ["dune" "install" "-p" name "--create-install-files" name]
   ]
-  x-maintenance-intent: ["(latest)"]
 
   $ cat > dune-project <<EOF
   > (lang dune 3.0)
@@ -216,7 +215,6 @@ the doc dependencies:
       "@doc" {with-doc}
     ]
   ]
-  x-maintenance-intent: ["(latest)"]
 
   $ cat > dune-project <<EOF
   > (lang dune 3.0)
@@ -242,4 +240,3 @@ the doc dependencies:
       "@doc" {with-doc}
     ]
   ]
-  x-maintenance-intent: ["(latest)"]

test/blackbox-tests/test-cases/dune-project-meta/github2927.t

@@ -30,4 +30,3 @@ Reproduction case for #2927
       "@doc" {with-doc}
     ]
   ]
-  x-maintenance-intent: ["(latest)"]

test/blackbox-tests/test-cases/dune-project-meta/v11-1.t

@@ -29,4 +29,3 @@ Generation of opam files with lang dune >= 1.11
       "@doc" {with-doc}
     ]
   ]
-  x-maintenance-intent: ["(latest)"]

test/blackbox-tests/test-cases/opam-constraints.t

@@ -67,4 +67,3 @@ constraints.
       "@doc" {with-doc}
     ]
   ]
-  x-maintenance-intent: ["(latest)"]