fix: 'wasp db migrate-dev' now works when interactivity is needed. Fixes #229

waspc/src/Generator/DbGenerator/Jobs.hs

@@ -11,6 +11,7 @@ import Generator.Job.Process (runNodeCommandAsJob)
 import Generator.ServerGenerator.Common (serverRootDirInProjectRootDir)
 import StrongPath (Abs, Dir, Path, (</>))
 import qualified StrongPath as SP
+import qualified System.Info
 
 migrateDev :: Path Abs (Dir ProjectRootDir) -> J.Job
 migrateDev projectDir = do
@@ -19,16 +20,22 @@ migrateDev projectDir = do
 
   -- NOTE(matija): We are running this command from server's root dir since that is where
   -- Prisma packages (cli and client) are currently installed.
-  runNodeCommandAsJob
-    serverDir
-    "npx"
-    [ "prisma",
-      "migrate",
-      "dev",
-      "--schema",
-      SP.toFilePath schemaFile
-    ]
-    J.Db
+  -- NOTE(martin): `prisma migrate dev` refuses to execute when interactivity is needed if stdout is being piped,
+  --   because it assumes it is used in non-interactive environment. In our case we are piping both stdin and stdout
+  --   so we do have interactivity, but Prisma doesn't know that.
+  --   I opened an issue with Prisma https://github.com/prisma/prisma/issues/7113, but in the meantime
+  --   we are using `script` to trick Prisma into thinking it is running in TTY (interactively).
+
+  -- NOTE(martin): For this to work on Mac, filepath in the list below must be as it is now - not wrapped in any quotes.
+  let npxPrismaCmd = ["npx", "prisma", "migrate", "dev", "--schema", SP.toFilePath schemaFile]
+  let scriptArgs =
+        if System.Info.os == "darwin"
+          then -- NOTE(martin): On MacOS, command that `script` should execute is treated as multiple arguments.
+            ["-Fq", "/dev/null"] ++ npxPrismaCmd
+          else -- NOTE(martin): On Linux, command that `script` should execute is treated as one argument.
+            ["-feqc", unwords npxPrismaCmd, "/dev/null"]
+
+  runNodeCommandAsJob serverDir "script" scriptArgs J.Db
 
 -- | Runs `prisma studio` - Prisma's db inspector.
 runStudio :: Path Abs (Dir ProjectRootDir) -> J.Job