Merge pull request #3480 from preactjs/render-to-string

.changeset/lovely-islands-listen.md

@@ -0,0 +1,5 @@
+---
+'preact': minor
+---
+
+Add `preact/server` entry to the core package

.gitignore

@@ -15,3 +15,5 @@ preact-*.tgz
 preact.tgz
 jsx-csstype.d.ts
 .cache
+src/preact-render-to-string-tests.d.ts
+benchmarks/.v8.modern.js

babel.config.js

@@ -15,38 +15,78 @@ module.exports = function(api) {
 		rename[name] = mangle.props.props[prop];
 	}
 
-	return {
-		presets: [
+	const presets = [];
+	const plugins = [];
+
+	if (process.env.SERVER === 'true') {
+		presets.push([
+			'@babel/preset-env',
+			{
+				loose: true,
+				exclude: ['@babel/plugin-transform-typeof-symbol'],
+				targets: {
+					node: true
+				}
+			}
+		]);
+
+		plugins.push(
+			[
+				'@babel/plugin-transform-react-jsx',
+				{ runtime: 'automatic', importSource: 'preact' }
+			],
+			['babel-plugin-transform-rename-properties', { rename }],
 			[
-				'@babel/preset-env',
+				'module-resolver',
 				{
-					loose: true,
-					// Don't transform modules when using esbuild
-					modules: noModules ? false : 'auto',
-					exclude: ['@babel/plugin-transform-typeof-symbol'],
-					targets: {
-						browsers: [
-							'Firefox>=60',
-							'chrome>=61',
-							'and_chr>=61',
-							'Safari>=10.1',
-							'iOS>=10.3',
-							'edge>=16',
-							'opera>=48',
-							'op_mob>=48',
-							'Samsung>=8.2',
-							'not dead'
-						]
+					root: ['.'],
+					alias: {
+						'preact/jsx-dev-runtime': './jsx-runtime/src/index.js',
+						'preact/jsx-runtime': './jsx-runtime/src/index.js',
+						'preact/test-utils': './test-utils/src/index.js',
+						'preact/hooks': './hooks/src/index.js',
+						'preact/compat': './compat/src/index.js',
+						preact: './src/index.js'
 					}
 				}
 			]
-		],
-		plugins: [
+		);
+	} else {
+		presets.push([
+			'@babel/preset-env',
+			{
+				loose: true,
+				// Don't transform modules when using esbuild
+				modules: noModules ? false : 'auto',
+				exclude: ['@babel/plugin-transform-typeof-symbol'],
+				targets: {
+					browsers: [
+						'Firefox>=60',
+						'chrome>=61',
+						'and_chr>=61',
+						'Safari>=10.1',
+						'iOS>=10.3',
+						'edge>=16',
+						'opera>=48',
+						'op_mob>=48',
+						'Samsung>=8.2',
+						'not dead'
+					]
+				}
+			}
+		]);
+
+		plugins.push(
 			'@babel/plugin-proposal-object-rest-spread',
 			'@babel/plugin-transform-react-jsx',
 			'babel-plugin-transform-async-to-promises',
 			['babel-plugin-transform-rename-properties', { rename }]
-		],
+		);
+	}
+
+	return {
+		presets,
+		plugins,
 		include: ['**/src/**/*.js', '**/test/**/*.js'],
 		overrides: [
 			{

compat/server.js

@@ -1,15 +1,6 @@
-/* eslint-disable */
-var renderToString;
-try {
-	const mod = require('preact-render-to-string');
-	renderToString = mod.default || mod.renderToString || mod;
-} catch (e) {
-	throw Error(
-		'renderToString() error: missing "preact-render-to-string" dependency.'
-	);
-}
+const { renderToString } = require('preact/server');
 
 module.exports = {
-	renderToString: renderToString,
+	renderToString,
 	renderToStaticMarkup: renderToString
 };

compat/server.mjs

@@ -1,4 +1,4 @@
 export {
 	renderToString,
 	renderToString as renderToStaticMarkup
-} from 'preact-render-to-string';
+} from 'preact/server';