account for the extremely helpful and intuitive npm behaviour

.changeset/two-students-melt.md

@@ -0,0 +1,5 @@
+---
+'create-svelte': patch
+---
+
+Add .gitignore files to new projects

packages/create-svelte/bin.js

@@ -38,7 +38,7 @@ async function main() {
 		mkdirp(cwd);
 	}
 
-	const options = /** @type {import('../types/internal').Options} */ (await prompts([
+	const options = /** @type {import('./types/internal').Options} */ (await prompts([
 		{
 			type: 'select',
 			name: 'template',
@@ -145,11 +145,11 @@ async function main() {
  */
 function write_template_files(template, typescript, name, cwd) {
 	const dir = dist(`templates/${template}`);
-	copy(`${dir}/assets`, cwd);
+	copy(`${dir}/assets`, cwd, (name) => name.replace('gitignore', '.gitignore'));
 	copy(`${dir}/package.json`, `${cwd}/package.json`);
 
 	const manifest = `${dir}/files.${typescript ? 'ts' : 'js'}.json`;
-	const files = /** @type {import('../types/internal').File[]} */ (JSON.parse(
+	const files = /** @type {import('./types/internal').File[]} */ (JSON.parse(
 		fs.readFileSync(manifest, 'utf-8')
 	));
 
@@ -164,11 +164,11 @@ function write_template_files(template, typescript, name, cwd) {
 /**
  *
  * @param {string} cwd
- * @param {import('../types/internal').Options} options
+ * @param {import('./types/internal').Options} options
  */
 function write_common_files(cwd, options) {
 	const shared = dist('shared.json');
-	const { files } = /** @type {import('../types/internal').Common} */ (JSON.parse(
+	const { files } = /** @type {import('./types/internal').Common} */ (JSON.parse(
 		fs.readFileSync(shared, 'utf-8')
 	));
 

packages/create-svelte/package.json

@@ -10,6 +10,7 @@
 		"@sveltejs/kit": "workspace:*",
 		"@types/gitignore-parser": "^0.0.0",
 		"@types/prettier": "^2.2.3",
+		"@types/prompts": "^2.0.10",
 		"gitignore-parser": "^0.0.2",
 		"prettier": "^2.2.1",
 		"prettier-plugin-svelte": "^2.2.0",

packages/create-svelte/scripts/build-templates.js

@@ -38,7 +38,7 @@ async function generate_templates(shared) {
 			// ignore contents of .gitignore or .ignore
 			if (!gitignore.accepts(name) || !ignore.accepts(name) || name === '.ignore') return;
 
-			// the package.template.json thing is a bit annoying — basically we want
+			// the package.template.json thing is a bit annoying — basically we want
 			// to be able to develop and deploy the app from here, but have a different
 			// package.json in newly created projects (based on package.template.json)
 			if (/\.(js|ts|svelte|svelte\.md)$/.test(name) || name === 'package.template.json') {
@@ -55,7 +55,7 @@ async function generate_templates(shared) {
 					});
 				}
 			} else {
-				const dest = path.join(assets, name);
+				const dest = path.join(assets, name).replace('.gitignore', 'gitignore'); // npm does wacky stuff to gitignores
 				mkdirp(path.dirname(dest));
 				fs.copyFileSync(path.join(cwd, name), dest);
 			}

packages/create-svelte/utils.js

@@ -16,27 +16,30 @@ export function rimraf(path) {
 	(fs.rmSync || fs.rmdirSync)(path, { recursive: true, force: true });
 }
 
+/**
+ * @template T
+ * @param {T} x
+ */
+function identity(x) {
+	return x;
+}
+
 /**
  * @param {string} from
  * @param {string} to
- * @param {(basename: string) => boolean} filter
+ * @param {(basename: string) => string} rename
  */
-export function copy(from, to, filter = () => true) {
-	if (!fs.existsSync(from)) return [];
-	if (!filter(path.basename(from))) return [];
+export function copy(from, to, rename = identity) {
+	if (!fs.existsSync(from)) return;
 
-	const files = [];
 	const stats = fs.statSync(from);
 
 	if (stats.isDirectory()) {
 		fs.readdirSync(from).forEach((file) => {
-			files.push(...copy(path.join(from, file), path.join(to, file)));
+			copy(path.join(from, file), path.join(to, rename(file)));
 		});
 	} else {
 		mkdirp(path.dirname(to));
 		fs.copyFileSync(from, to);
-		files.push(to);
 	}
-
-	return files;
 }