Add Semver to library, an simple non-spec implementation of semver (#100)

* Add Semver to library, an simple non-spec implementation of semver

* add a None test case

esy.lock/opam/dune.1.9.3/opam

@@ -42,9 +42,9 @@ packages across several versions of OCaml and gives cross-compilation
 for free.
 """
 url {
-  src: "https://github.com/ocaml/dune/releases/download/1.9.1/dune-1.9.1.tbz"
+  src: "https://github.com/ocaml/dune/releases/download/1.9.3/dune-1.9.3.tbz"
   checksum: [
-    "sha256=c9a1e258a14d96fd95fb525e7659c371e8b1d253905e3d39c5b2efa280b4927c"
-    "sha512=842d0aa7fbe97bc5a0fde974fa9ddd95d8e2f60a7018b60779cf782282e2bc362f4ae347cd7795b857a8e05ebb9d82f1236c0e4d1e7ec10d3b210028bc2058c1"
+    "sha256=317bec6de4429b5dee157e9864294e1534b722a2acfc50480bd16c804ab790ca"
+    "sha512=17450333156622d4612816f9ad5a224c741d62b247d63c1d77b5359d37517c1f9bc598dd11fa024f4e02ccf7eef474cd532eef1d9c34ed13439db6c781f9fa7a"
   ]
 }

esy.lock/opam/ocaml-migrate-parsetree.1.3.0/opam

@@ -4,7 +4,7 @@ authors: [
   "Frédéric Bour <frederic.bour@lakaban.net>"
   "Jérémie Dimino <jeremie@dimino.org>"
 ]
-license: "LGPL-2.1"
+license: "LGPL-2.1 with OCaml linking exception"
 homepage: "https://github.com/ocaml-ppx/ocaml-migrate-parsetree"
 bug-reports: "https://github.com/ocaml-ppx/ocaml-migrate-parsetree/issues"
 dev-repo: "git+https://github.com/ocaml-ppx/ocaml-migrate-parsetree.git"
@@ -17,7 +17,7 @@ depends: [
   "result"
   "ppx_derivers"
   "dune" {build & >= "1.6.0"}
-  "ocaml" {>= "4.02.3" & < "4.08.0"}
+  "ocaml" {>= "4.02.3"}
 ]
 synopsis: "Convert OCaml parsetrees between different versions"
 description: """
@@ -29,6 +29,9 @@ rewriters independent of a compiler version.
 """
 url {
   src:
-    "https://github.com/ocaml-ppx/ocaml-migrate-parsetree/releases/download/v1.2.0/ocaml-migrate-parsetree-v1.2.0.tbz"
-  checksum: "md5=cc6fb09ad6f99156c7dba47711c62c6f"
+    "https://github.com/ocaml-ppx/ocaml-migrate-parsetree/releases/download/v1.3.0/ocaml-migrate-parsetree-v1.3.0.tbz"
+  checksum: [
+    "sha256=dfb05a3611783f0a49325b1e185bb1827c263d9ca2228287da55f037ad3c280e"
+    "sha512=95a12f4e9e257395aeb5024f3acf4f8e419f6df8d94e611c3660a139254252aa5e462394a5ff91c2b238351bed946e0b5aee05f22e0e2e3350fb476ab3b8b510"
+  ]
 }

esy.lock/opam/ppx_tools_versioned.5.2.1/opam

@@ -1,27 +0,0 @@
-opam-version: "2.0"
-maintainer: "frederic.bour@lakaban.net"
-authors: [
-  "Frédéric Bour <frederic.bour@lakaban.net>"
-  "Alain Frisch <alain.frisch@lexifi.com>"
-]
-license: "MIT"
-homepage: "https://github.com/let-def/ppx_tools_versioned"
-bug-reports: "https://github.com/let-def/ppx_tools_versioned/issues"
-dev-repo: "git://github.com/let-def/ppx_tools_versioned.git"
-tags: [ "syntax" ]
-build: [
-  ["jbuilder" "subst" "-p" name] {pinned}
-  ["jbuilder" "build" "-p" name "-j" jobs]
-  ["jbuilder" "runtest" "-p" name "-j" jobs] {with-test}
-]
-depends: [
-  "ocaml" {>= "4.02.0"}
-  "jbuilder" {build & >= "1.0+beta17"}
-  "ocaml-migrate-parsetree" {>= "1.0.10" & < "1.3.0"}
-]
-synopsis: "A variant of ppx_tools based on ocaml-migrate-parsetree"
-url {
-  src:
-    "https://github.com/ocaml-ppx/ppx_tools_versioned/archive/5.2.1.tar.gz"
-  checksum: "md5=1ae6ae43ec161fbbf12c2b4d3a7e26f5"
-}

esy.lock/opam/ppx_tools_versioned.5.2.2/opam

@@ -0,0 +1,30 @@
+opam-version: "2.0"
+maintainer: "frederic.bour@lakaban.net"
+authors: [
+  "Frédéric Bour <frederic.bour@lakaban.net>"
+  "Alain Frisch <alain.frisch@lexifi.com>"
+]
+license: "MIT"
+homepage: "https://github.com/ocaml-ppx/ppx_tools_versioned"
+bug-reports: "https://github.com/ocaml-ppx/ppx_tools_versioned/issues"
+dev-repo: "git://github.com/ocaml-ppx/ppx_tools_versioned.git"
+tags: [ "syntax" ]
+build: [
+  ["dune" "subst"] {pinned}
+  ["dune" "build" "-p" name "-j" jobs]
+  ["dune" "runtest" "-p" name "-j" jobs] {with-test}
+]
+depends: [
+  "ocaml" {>= "4.02.0"}
+  "dune" {build & >= "1.0"}
+  "ocaml-migrate-parsetree" {>= "1.0.10"}
+]
+synopsis: "A variant of ppx_tools based on ocaml-migrate-parsetree"
+url {
+  src:
+    "https://github.com/ocaml-ppx/ppx_tools_versioned/archive/5.2.2.tar.gz"
+  checksum: [
+    "md5=f78a3c2b4cc3b92702e1f7096a6125fa"
+    "sha512=68c168ebc01af46fe8766ad7e36cc778caabb97d8eb303db284d106450cb79974c2a640ce459e197630b9e84b02caa24b59c97c9a8d39ddadc7efc7284e42a70"
+  ]
+}

esy.lock/opam/semver.0.1.0/opam

@@ -1,35 +0,0 @@
-opam-version: "2.0"
-maintainer: "rudi.grinberg@gmail.com"
-authors: [
-  "Tikhon Jelvis"
-  "Rudi Grinberg"
-]
-homepage: "https://github.com/rgrinberg/ocaml-semver"
-bug-reports: "https://github.com/rgrinberg/ocaml-semver/issues"
-license: "BSD3"
-dev-repo: "git+https://github.com/rgrinberg/ocaml-semver.git"
-build: [
-  ["ocaml" "setup.ml" "-configure"]
-  ["ocaml" "setup.ml" "-build"]
-  ["ocaml" "setup.ml" "-configure" "--enable-tests"] {with-test}
-  ["ocaml" "setup.ml" "-build"] {with-test}
-  ["ocaml" "setup.ml" "-test"] {with-test}
-  ["ocaml" "setup.ml" "-doc"] {with-doc}
-]
-install: ["ocaml" "setup.ml" "-install"]
-remove: ["ocamlfind" "remove" "semver"]
-depends: [
-  "ocaml" {>= "4.02.0"}
-  "ocamlfind" {build}
-  "ounit" {with-test}
-  "ocamlbuild" {build}
-]
-synopsis: "Semantic versioning module"
-description: """
-Provides a single module `Semver` that can parse, compare, and manipulate
-software versions of the form x.x.x. See http://semver.org/"""
-flags: light-uninstall
-url {
-  src: "https://github.com/rgrinberg/ocaml-semver/archive/v0.1.0.tar.gz"
-  checksum: "md5=ce6614ba2f91754028b29a12989f9da6"
-}

esy.lock/overrides/opam__s__conf_pkg_config_opam__c__1.1_opam_override/package.json

@@ -1,5 +1,5 @@
 {
   "dependencies": {
-    "yarn-pkg-config": "esy-ocaml/yarn-pkg-config#d488cd9321cd5036bd36ec96744ce78c5d45fc49"
+    "yarn-pkg-config": "esy-ocaml/yarn-pkg-config#cca65f99674ed2d954d28788edeb8c57fada5ed0"
   }
 }

library/Semver.re

@@ -0,0 +1,23 @@
+[@deriving (eq, ord, make)]
+type t = {
+  major: int,
+  minor: int,
+  patch: int,
+};
+
+let fromString = str =>
+  switch (
+    String.split_on_char('.', str)
+    |> List.map(int_of_string_opt)
+    |> Core.Option.all
+  ) {
+  | Some([major, minor, patch]) => Some({major, minor, patch})
+  | _ => None
+  };
+
+let toString = ({major, minor, patch}) =>
+  Printf.sprintf("%d.%d.%d", major, minor, patch);
+
+let major = ({major, _}) => major;
+let minor = ({minor, _}) => minor;
+let patch = ({patch, _}) => patch;

library/Semver.rei

@@ -0,0 +1,11 @@
+[@deriving (eq, ord)]
+type t;
+
+let make: (~major: int, ~minor: int, ~patch: int) => t;
+
+let fromString: string => option(t);
+let toString: t => string;
+
+let major: t => int;
+let minor: t => int;
+let patch: t => int;

library/Versions.re

@@ -7,7 +7,7 @@ let flip = (fn, a, b) => fn(b, a);
 let skip = (~amount, str) =>
   Str.last_chars(str, String.length(str) - amount);
 
-let parseSemver = version => version |> skip(~amount=1) |> Semver.of_string;
+let parseSemver = version => version |> skip(~amount=1) |> Semver.fromString;
 
 let compare = (v1, v2) =>
   switch (parseSemver(v1), parseSemver(v2)) {

library/dune

@@ -7,6 +7,6 @@
    (name Fnm)
    ; Other libraries list this name in their package.json 'require' field to use this library.
    (public_name fnm.lib)
-   (libraries  pastel.lib str core lwt ssl lwt_ssl lambdasoup semver cohttp cohttp-lwt cohttp-lwt-unix console.lib )
-   (preprocess ( pps lwt_ppx ppx_let ppx_deriving.show ))  ; From package.json preprocess field
+   (libraries  pastel.lib str core lwt ssl lwt_ssl lambdasoup cohttp cohttp-lwt cohttp-lwt-unix console.lib )
+   (preprocess ( pps lwt_ppx ppx_let ppx_deriving.show ppx_deriving.eq ppx_deriving.make ppx_deriving.ord ))  ; From package.json preprocess field
 )

package.json

@@ -29,7 +29,10 @@
         "pps",
         "lwt_ppx",
         "ppx_let",
-        "ppx_deriving.show"
+        "ppx_deriving.show",
+        "ppx_deriving.eq",
+        "ppx_deriving.make",
+        "ppx_deriving.ord"
       ],
       "require": [
         "pastel.lib",
@@ -39,7 +42,6 @@
         "ssl",
         "lwt_ssl",
         "lambdasoup",
-        "semver",
         "cohttp",
         "cohttp-lwt",
         "cohttp-lwt-unix",
@@ -80,7 +82,6 @@
   "license": "GPL-3.0",
   "dependencies": {
     "@opam/dune": "*",
-    "@opam/semver": "*",
     "@opam/core": "*",
     "@opam/cmdliner": "*",
     "@opam/lwt": "*",

test/TestFnm.re

@@ -1,3 +1,4 @@
 include SmokeTest;
+include TestSemver;
 
 TestFramework.cli();

test/TestSemver.re

@@ -0,0 +1,27 @@
+open TestFramework;
+
+describe("Semver", ({test, _}) => {
+  open Fnm;
+
+  test("parses a string", ({expect, _}) => {
+    let x = Semver.fromString("1.2.3");
+    expect.equal(x, Some(Semver.make(~major=1, ~minor=2, ~patch=3)));
+  });
+
+  test("returns none on invalid semver", ({expect, _}) => {
+    let x = Semver.fromString("x1.2.3");
+    expect.equal(x, None);
+  });
+
+  test("compare versions", ({expect}) => {
+    let semver1 = Semver.make(~major=1, ~minor=2, ~patch=0);
+    let semver2 = Semver.make(~major=1, ~minor=2, ~patch=3);
+    let semver3 = Semver.make(~major=1, ~minor=3, ~patch=3);
+    let semver4 = Semver.make(~major=4, ~minor=3, ~patch=3);
+
+    let sorted =
+      List.sort(Semver.compare, [semver1, semver2, semver4, semver3]);
+
+    expect.list(sorted).toEqual([semver1, semver2, semver3, semver4]);
+  });
+});