96 lines
2.1 KiB
Nix
96 lines
2.1 KiB
Nix
{ lib
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, substituteAll
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, fetchurl
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, ocaml
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, dune_3
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, buildDunePackage
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, yojson
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, csexp
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, merlin-lib
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, dot-merlin-reader
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, jq
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, menhir
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, menhirLib
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, menhirSdk
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}:
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let
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# Each releases of Merlin support a limited range of versions of OCaml.
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merlinVersions = {
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"4.12.0" = "4.7-412";
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"4.12.1" = "4.7-412";
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"4.13.0" = "4.7-413";
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"4.13.1" = "4.7-413";
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"4.14.0" = "4.14-414";
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"4.14.1" = "4.14-414";
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"4.14.2" = "4.14-414";
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"5.0.0" = "4.14-500";
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"5.1.0" = "4.14-501";
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"5.1.1" = "4.14-501";
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};
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hashes = {
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"4.7-412" = "sha256-0U3Ia7EblKULNy8AuXFVKACZvGN0arYJv7BWiBRgT0Y=";
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"4.7-413" = "sha256-aVmGWS4bJBLuwsxDKsng/n0A6qlyJ/pnDTcYab/5gyU=";
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"4.14-414" = "sha256-eQGMyqN8FQHdXE1c94vDQg1kGx6CRDZimBxUctlzmT0=";
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"4.14-500" = "sha256-7CPzJPh1UgzYiX8wPMbU5ZXz1wAJFNQQcp8WuGrR1w4=";
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"4.14-501" = "sha256-t+npbpJAWMLOQpZCeIqi45ByDUQeIkU4vPSUplIDopI=";
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};
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version = lib.getAttr ocaml.version merlinVersions;
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in
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if !lib.hasAttr ocaml.version merlinVersions
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then builtins.throw "merlin is not available for OCaml ${ocaml.version}"
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else
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buildDunePackage {
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pname = "merlin";
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inherit version;
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duneVersion = "3";
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src = fetchurl {
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url = "https://github.com/ocaml/merlin/releases/download/v${version}/merlin-${version}.tbz";
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sha256 = hashes."${version}";
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};
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patches = [
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(substituteAll {
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src = ./fix-paths.patch;
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dot_merlin_reader = "${dot-merlin-reader}/bin/dot-merlin-reader";
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dune = "${dune_3}/bin/dune";
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})
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];
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strictDeps = true;
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nativeBuildInputs = [
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menhir
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jq
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];
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buildInputs = [
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dot-merlin-reader
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yojson
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(if lib.versionAtLeast version "4.7-414"
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then merlin-lib
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else csexp)
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menhirSdk
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menhirLib
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];
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doCheck = false;
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checkPhase = ''
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runHook preCheck
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patchShebangs tests/merlin-wrapper
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dune runtest # filtering with -p disables tests
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runHook postCheck
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'';
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meta = with lib; {
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description = "An editor-independent tool to ease the development of programs in OCaml";
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homepage = "https://github.com/ocaml/merlin";
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license = licenses.mit;
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maintainers = [ maintainers.vbgl maintainers.sternenseemann ];
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};
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}
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