Try using experimental strip types

.eslintrc.cjs

@@ -16,6 +16,9 @@ module.exports = {
         ignoreRestSiblings: true,
       },
     ],
+    // TODO: Enable this rule when we can turn it on for the website
+    // and example projects.
+    // "@typescript-eslint/consistent-type-imports": "error",
     "no-constant-condition": ["error", { checkLoops: false }],
     "no-constant-binary-expression": "error",
   },

.github/workflows/ci.yaml

@@ -57,7 +57,7 @@ jobs:
       - name: Build # Integration tests depend upon having .js versions created by tsc
         run: pnpm run build
       - name: Unit Tests
-        run: pnpm run test
+        run: pnpm run testCI
   lint:
     name: "Lint"
     runs-on: ubuntu-latest

examples/express-graphql-http/tsconfig.json

@@ -1,11 +1,4 @@
 {
-  // Most ts-node options can be specified here using their programmatic names.
-  "ts-node": {
-    "files": true,
-    // It is faster to skip typechecking.
-    // Remove if you want ts-node to do typechecking.
-    "transpileOnly": false
-  },
   "grats": {
     "nullableByDefault": false
   },

examples/express-graphql/tsconfig.json

@@ -1,11 +1,4 @@
 {
-  // Most ts-node options can be specified here using their programmatic names.
-  "ts-node": {
-    // It is faster to skip typechecking.
-    // Remove if you want ts-node to do typechecking.
-    "files": true,
-    "transpileOnly": true
-  },
   "grats": {
     "nullableByDefault": false
   },

examples/production-app/models/PostConnection.ts

@@ -1,8 +1,8 @@
-import { GqlInfo, Int } from "grats";
+import type { GqlInfo, Int } from "grats";
 import * as DB from "../Database";
-import { VC } from "../ViewerContext";
-import { Post } from "./Post";
-import { Connection } from "../graphql/Connection";
+import type { VC } from "../ViewerContext";
+import type { Post } from "./Post";
+import type { Connection } from "../graphql/Connection";
 import { connectionFromSelectOrCount } from "../graphql/gqlUtils.js";
 
 /**

package.json

@@ -10,7 +10,8 @@
     "!dist/src/tests"
   ],
   "scripts": {
-    "test": "ts-node src/tests/test.ts",
+    "test": "node --experimental-strip-types src/tests/test.ts",
+    "testCI": "node dist/tests/test.js",
     "integration-tests": "node src/tests/integration.mjs",
     "build": "rm -rf dist/ && tsc --build",
     "format": "prettier . --write",
@@ -19,8 +20,8 @@
   "dependencies": {
     "commander": "^10.0.0",
     "graphql": "^16.9.0",
-    "typescript": "5.5.4",
-    "semver": "^7.5.4"
+    "semver": "^7.5.4",
+    "typescript": "5.8.3"
   },
   "devDependencies": {
     "@types/node": "^18.14.6",
@@ -32,8 +33,7 @@
     "node-fetch": "^3.3.1",
     "path-browserify": "^1.0.1",
     "prettier": "^2.8.7",
-    "process": "^0.11.10",
-    "ts-node": "^10.9.1"
+    "process": "^0.11.10"
   },
   "prettier": {
     "trailingComma": "all"

src/Errors.ts

@@ -13,7 +13,7 @@ import {
   CONTEXT_TAG,
   INFO_TAG,
   DIRECTIVE_TAG,
-} from "./Extractor";
+} from "./Extractor.ts";
 
 export const ISSUE_URL = "https://github.com/captbaritone/grats/issues";
 

src/Extractor.ts

@@ -1,7 +1,6 @@
-import {
+import type {
   FieldDefinitionNode,
   InputValueDefinitionNode,
-  Kind,
   NamedTypeNode,
   NameNode,
   TypeNode,
@@ -13,40 +12,38 @@ import {
   ConstObjectFieldNode,
   ConstObjectValueNode,
   ConstListValueNode,
-  assertName,
   DefinitionNode,
+} from "graphql";
+import { assertName } from "graphql";
+import {
+  Kind,
   version as graphqlJSVersion,
   TokenKind,
   GraphQLError,
 } from "graphql";
 import { gte as semverGte } from "semver";
-import {
-  tsErr,
-  tsRelated,
+import type {
   DiagnosticsResult,
-  gqlErr,
   DiagnosticResult,
-} from "./utils/DiagnosticError";
-import { err, ok } from "./utils/Result";
+} from "./utils/DiagnosticError.ts";
+import { tsErr, tsRelated, gqlErr } from "./utils/DiagnosticError.ts";
+import { err, ok } from "./utils/Result.ts";
 import * as ts from "typescript";
-import {
-  DeclarationDefinition,
-  NameDefinition,
-  UNRESOLVED_REFERENCE_NAME,
-} from "./TypeContext";
-import * as E from "./Errors";
-import { traverseJSDocTags } from "./utils/JSDoc";
-import { GraphQLConstructor } from "./GraphQLConstructor";
-import { relativePath } from "./gratsRoot";
-import { ISSUE_URL } from "./Errors";
-import { detectInvalidComments } from "./comments";
-import { extend, invariant } from "./utils/helpers";
-import * as Act from "./CodeActions";
-import {
+import type { DeclarationDefinition, NameDefinition } from "./TypeContext.ts";
+import { UNRESOLVED_REFERENCE_NAME } from "./TypeContext.ts";
+import * as E from "./Errors.ts";
+import { traverseJSDocTags } from "./utils/JSDoc.ts";
+import { GraphQLConstructor } from "./GraphQLConstructor.ts";
+import { relativePath } from "./gratsRoot.mts";
+import { ISSUE_URL } from "./Errors.ts";
+import { detectInvalidComments } from "./comments.ts";
+import { extend, invariant } from "./utils/helpers.ts";
+import * as Act from "./CodeActions.ts";
+import type {
   InputValueDefinitionNodeOrResolverArg,
   ResolverArgument,
-} from "./resolverSignature";
-import { Parser } from "graphql/language/parser";
+} from "./resolverSignature.ts";
+import { Parser } from "graphql/language/parser.js";
 
 export const LIBRARY_IMPORT_NAME = "grats";
 export const LIBRARY_NAME = "Grats";

src/GraphQLAstExtensions.ts

@@ -1,4 +1,4 @@
-import { ResolverSignature } from "./resolverSignature";
+import type { ResolverSignature } from "./resolverSignature.ts";
 
 /**
  * In most cases we can use directives to annotate constructs