Merge branch 'support-bun-lock'

Author: VanCoding

bun/.gitignore

@@ -0,0 +1 @@
+node_modules

bun/bun.lock

@@ -0,0 +1,23 @@
+{
+  "lockfileVersion": 1,
+  "workspaces": {
+    "": {
+      "name": "bun",
+      "dependencies": {
+        "@prisma/client": "5.1.1",
+      },
+      "devDependencies": {
+        "prisma": "5.1.1",
+      },
+    },
+  },
+  "packages": {
+    "@prisma/client": ["@prisma/[email protected]", "", { "dependencies": { "@prisma/engines-version": "5.1.1-1.6a3747c37ff169c90047725a05a6ef02e32ac97e" }, "peerDependencies": { "prisma": "*" }, "optionalPeers": ["prisma"] }, "sha512-fxcCeK5pMQGcgCqCrWsi+I2rpIbk0rAhdrN+ke7f34tIrgPwA68ensrpin+9+fZvuV2OtzHmuipwduSY6HswdA=="],
+
+    "@prisma/engines": ["@prisma/[email protected]", "", {}, "sha512-NV/4nVNWFZSJCCIA3HIFJbbDKO/NARc9ej0tX5S9k2EVbkrFJC4Xt9b0u4rNZWL4V+F5LAjvta8vzEUw0rw+HA=="],
+
+    "@prisma/engines-version": ["@prisma/[email protected]", "", {}, "sha512-owZqbY/wucbr65bXJ/ljrHPgQU5xXTSkmcE/JcbqE1kusuAXV/TLN3/exmz21SZ5rJ7WDkyk70J2G/n68iogbQ=="],
+
+    "prisma": ["[email protected]", "", { "dependencies": { "@prisma/engines": "5.1.1" }, "bin": { "prisma": "build/index.js" } }, "sha512-WJFG/U7sMmcc6TjJTTifTfpI6Wjoh55xl4AzopVwAdyK68L9/ogNo8QQ2cxuUjJf/Wa82z/uhyh3wMzvRIBphg=="],
+  }
+}

bun/package.json

@@ -0,0 +1,10 @@
+{
+  "name": "bun",
+  "type": "module",
+  "dependencies": {
+    "@prisma/client": "5.1.1"
+  },
+  "devDependencies": {
+    "prisma": "5.1.1"
+  }
+}

bun/prisma/schema.prisma

@@ -0,0 +1,17 @@
+// This is your Prisma schema file,
+// learn more about it in the docs: https://pris.ly/d/prisma-schema
+
+generator client {
+  provider = "prisma-client-js"
+}
+
+datasource db {
+  provider = "postgresql"
+  url      = env("DATABASE_URL")
+}
+
+model User {
+  id    Int     @id @default(autoincrement())
+  email String  @unique
+  name  String?
+}

flake.lock

@@ -30,6 +30,7 @@
             buildInputs = [
               nixpkgs.nodejs-18_x
               nixpkgs.pnpm
+              nixpkgs.bun
               nixpkgs.stdenv.cc.cc.lib
               prisma.package
               nixpkgs.nixfmt-rfc-style

flake.nix

@@ -122,6 +122,10 @@ rec {
       };
       shellHook = nixpkgs.lib.concatStringsSep "\n" (exportCommands package);
     };
+  # example:
+  # a.b123c.d.e12345
+  # => e12345
+  afterLastDot = text: nixpkgs.lib.lists.last (nixpkgs.lib.strings.splitString "." text);
   fromPnpmLock =
     path:
     let
@@ -187,4 +191,69 @@ rec {
       commit = nixpkgs.lib.lists.last (nixpkgs.lib.strings.splitString "." version);
     in
     fromCommit commit;
+  fromBunLock =
+    path:
+    let
+      # HACK: nix doesn't support JSONC parsing, so currently doing
+      # 1. remove whitespace and newline
+      # 2. replace ",}" with "}"
+      # 3. replace ",]" with "]"
+      # to support JSON with trailing comma.
+      # Keep in mind that this removes all whitespaces / tab / newline in the key / value
+      # and doesn't support comments.
+      fromJSONWithTrailingComma =
+        jsonc:
+        builtins.fromJSON (
+          builtins.replaceStrings
+            [
+              ",}"
+              ",]"
+            ]
+            [
+              "}"
+              "]"
+            ]
+            (
+              builtins.replaceStrings
+                [
+                  " "
+                  "\t"
+                  "\n"
+                ]
+                [
+                  ""
+                  ""
+                  ""
+                ]
+                jsonc
+            )
+        );
+      bunLockParsers = {
+        # example:
+        # nu> open bun.lock | from json | get packages.@prisma/engines-version.0
+        # @prisma/[email protected]
+        "0" = bunLockParsers."1";
+        "1" =
+          lock:
+          afterLastDot (
+            builtins.elemAt (lock."packages"."@prisma/engines-version" or (throw ''
+              nix-prisma-utils: lockfile parsing error: package @prisma/engines-version not found.
+              please make sure that you have @prisma/client installed.
+            '')
+            ) 0
+          );
+      };
+      lockfile = fromJSONWithTrailingComma (
+        assert builtins.typeOf path == "path";
+        builtins.readFile path
+      );
+      lockfileVersion = builtins.toString lockfile."lockfileVersion";
+      parse =
+        bunLockParsers.${lockfileVersion} or (throw ''
+          nix-prisma-utils: Unsupported lockfile version: ${lockfileVersion}
+          nix-prisma-utils currently supports bun.lock version of 0 and 1.
+        '');
+      commit = parse lockfile;
+    in
+    fromCommit commit;
 }

prisma.nix

@@ -76,6 +76,34 @@ With nix-prisma-utils it's the other way around. You can simply install prisma t
 
 ```
 
+### Using `bun`
+
+```nix
+{
+  inputs.pkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+  inputs.prisma-utils.url = "github:VanCoding/nix-prisma-utils";
+
+  outputs =
+    { pkgs, prisma-utils, ... }:
+    let
+      nixpkgs = import pkgs { system = "x86_64-linux"; };
+      prisma =
+        (prisma-utils.lib.prisma-factory {
+          inherit nixpkgs;
+          prisma-fmt-hash = "sha256-4zsJv0PW8FkGfiiv/9g0y5xWNjmRWD8Q2l2blSSBY3s="; # just copy these hashes for now, and then change them when nix complains about the mismatch
+          query-engine-hash = "sha256-6ILWB6ZmK4ac6SgAtqCkZKHbQANmcqpWO92U8CfkFzw=";
+          libquery-engine-hash = "sha256-n9IimBruqpDJStlEbCJ8nsk8L9dDW95ug+gz9DHS1Lc=";
+          schema-engine-hash = "sha256-j38xSXOBwAjIdIpbSTkFJijby6OGWCoAx+xZyms/34Q=";
+        }).fromBunLock
+          ./bun.lock; # <--- path to our bun.lock file that contains the version of prisma-engines.
+          # NOTE: does not work with bun.lockb!
+    in
+    {
+      devShells.x86_64-linux.default = nixpkgs.mkShell { shellHook = prisma.shellHook; };
+    };
+}
+```
+
 ## Testing
 
 `nix run .#test-all`

readme.md

@@ -53,18 +53,42 @@ let
         ./node_modules/.bin/prisma generate
       '';
     };
+  test-bun =
+    let
+      prisma =
+        (prisma-factory ({ inherit nixpkgs; } // hashesBySystem.${nixpkgs.system})).fromBunLock
+          ./bun/bun.lock;
+    in
+    writeShellApplication {
+      name = "test-bun";
+      runtimeInputs = [ nixpkgs.bun ];
+      text = ''
+        echo "testing bun"
+        ${prisma.shellHook}
+        cd bun
+        bun install
+        bunx prisma generate
+      '';
+    };
   test-all = writeShellApplication {
     name = "test";
     runtimeInputs = [
-      test-pnpm
       test-npm
+      test-pnpm
+      test-bun
     ];
     text = ''
       test-npm
       test-pnpm
+      test-bun
     '';
   };
 in
 {
-  inherit test-npm test-pnpm test-all;
+  inherit
+    test-npm
+    test-pnpm
+    test-bun
+    test-all
+    ;
 }