Implement the export of types

packages/cli/src/index.ts

@@ -1,3 +0,0 @@
-console.log('hello world');
-
-console.log("something")

packages/cli/tsconfig.json

@@ -3,5 +3,6 @@
     "include": ["./src/**/*.ts"],
     "exclude": ["./dist"],
     "references": [
+        { "path": "../core" },
     ]
 }

packages/core/package.json

@@ -0,0 +1,32 @@
+{
+    "name": "@shopify/shopify-cli-core",
+    "version": "0.5.0",
+    "description": "A CLI tool to build for the Shopify platform",
+    "keywords": [
+      "shopify",
+      "shopify-cli",
+      "shopify-cli-core"
+    ],
+    "license": "MIT",
+    "private": false,
+    "scripts": {
+      "test": "vitest run",
+      "test:watch": "vitest",
+      "build": "rimraf dist && rollup -c",
+      "build:watch": "rollup -c --watch --watch.include=src/**",
+      "shopify": "rollup -c --plugin @rollup/plugin-run",
+      "lint": "prettier -c src/** && eslint src/**",
+      "lint:fix": "prettier src/** && eslint src/** --fix",
+      "tsc": "tsc --noEmit"
+    },
+    "type": "module",
+    "dependencies": {
+    },
+    "devDependencies": {},
+    "peerDependencies": {},
+    "files": [
+      "dist",
+      "*.d.ts",
+      "*.mjs"
+    ]
+  }

packages/core/rollup.config.js

@@ -0,0 +1,50 @@
+import esbuild from 'rollup-plugin-esbuild';
+import resolve from '@rollup/plugin-node-resolve';
+import commonjs from '@rollup/plugin-commonjs';
+import json from '@rollup/plugin-json';
+import pkg from './package.json';
+import dts from 'rollup-plugin-dts'
+
+const entry = ['src/index.ts'];
+
+const external = [
+  ...Object.keys(pkg.dependencies),
+  ...Object.keys(pkg.peerDependencies),
+];
+
+export default ({ watch }) => [
+  {
+    input: entry,
+    output: {
+      dir: 'dist',
+      format: 'esm',
+      sourcemap: 'inline',
+    },
+    external,
+    plugins: [
+      resolve({
+        preferBuiltins: true,
+      }),
+      json(),
+      commonjs(),
+      esbuild({
+        target: 'node12',
+      }),
+    ],
+    onwarn(message) {
+      if (/Circular dependencies/.test(message)) return;
+      console.error(message);
+    },
+  },
+  {
+    input: entry,
+    output: {
+      file: 'dist/index.d.ts',
+      format: 'esm',
+    },
+    external,
+    plugins: [
+      dts(),
+    ],
+  }
+];

packages/core/src/index.test.ts

@@ -0,0 +1,5 @@
+import { assert, expect, it, suite, test } from 'vitest';
+
+test('it works', () => {
+  expect(true).toBeTruthy();
+});

packages/core/src/index.ts

@@ -0,0 +1,7 @@
+export interface User {
+    name: string
+}
+
+export default function (): User {
+ return {name: "Pedro"}
+}

packages/core/tsconfig.json

@@ -0,0 +1,7 @@
+{
+    "extends": "../../configurations/tsconfig.json",
+    "include": ["./src/**/*.ts"],
+    "exclude": ["./dist"],
+    "references": [
+    ]
+}

tsconfig.json

@@ -1,6 +1,6 @@
 {
     "references": [
-      { "path": "packages/cli" }
+      { "path": "./packages/core" },
+      { "path": "./packages/cli" }
     ],
-    "files": []
 }