Merge pull request #13 from onozaty/8-multischema-support

Add multi-schema support(#8)

Author: onozaty

src/__fixtures__/multi-schema/schema.prisma

@@ -0,0 +1,27 @@
+generator client {
+  provider        = "prisma-client-js"
+  previewFeatures = ["multiSchema"]
+}
+
+datasource db {
+  provider = "postgresql"
+  url      = env("DATABASE_URL")
+  schemas  = ["foo", "bar"]
+}
+
+generator comments {
+  provider = "node ./dist/generator.cjs"
+}
+
+/// A registered user
+model User {
+  id BigInt @id @map(name: "id") /// Primary key
+
+  username  String @map(name: "username") /// Username used to login
+  firstname String @map(name: "firstname") /// User's firstname
+  lastname  String @map(name: "lastname") /// User's lastname
+  email     String @unique @map(name: "email") /// Email address
+
+  @@map("registered_user")
+  @@schema("foo")
+}

src/__snapshots__/generator.test.ts.snap

@@ -256,6 +256,62 @@ COMMENT ON COLUMN "shops"."created_at" IS 'Created At';
 "
 `;
 
+exports[`multi-schema > comments-latest.json 1`] = `
+"{
+  "foo.registered_user": {
+    "table": {
+      "schema": "foo",
+      "tableName": "registered_user",
+      "comment": "A registered user"
+    },
+    "columns": [
+      {
+        "schema": "foo",
+        "tableName": "registered_user",
+        "columnName": "id",
+        "comment": "Primary key"
+      },
+      {
+        "schema": "foo",
+        "tableName": "registered_user",
+        "columnName": "username",
+        "comment": "Username used to login"
+      },
+      {
+        "schema": "foo",
+        "tableName": "registered_user",
+        "columnName": "firstname",
+        "comment": "User's firstname"
+      },
+      {
+        "schema": "foo",
+        "tableName": "registered_user",
+        "columnName": "lastname",
+        "comment": "User's lastname"
+      },
+      {
+        "schema": "foo",
+        "tableName": "registered_user",
+        "columnName": "email",
+        "comment": "Email address"
+      }
+    ]
+  }
+}"
+`;
+
+exports[`multi-schema > migration.sql 1`] = `
+"
+-- foo.registered_user comments
+COMMENT ON TABLE "foo"."registered_user" IS 'A registered user';
+COMMENT ON COLUMN "foo"."registered_user"."id" IS 'Primary key';
+COMMENT ON COLUMN "foo"."registered_user"."username" IS 'Username used to login';
+COMMENT ON COLUMN "foo"."registered_user"."firstname" IS 'User''s firstname';
+COMMENT ON COLUMN "foo"."registered_user"."lastname" IS 'User''s lastname';
+COMMENT ON COLUMN "foo"."registered_user"."email" IS 'Email address';
+"
+`;
+
 exports[`target-column > comments-latest.json 1`] = `
 "{
   "customers": {