sapper template

.gitignore

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+.DS_Store
+node_modules
+yarn-error.log
+/cypress/screenshots/
+/__sapper__/

appveyor.yml

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+version: "{build}"
+
+shallow_clone: true
+
+init:
+  - git config --global core.autocrlf false
+
+build: off
+
+environment:
+  matrix:
+    # node.js
+    - nodejs_version: stable
+
+install:
+  - ps: Install-Product node $env:nodejs_version
+  - npm install cypress
+  - npm install

cypress.json

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+{
+	"baseUrl": "http://localhost:3000",
+	"video": false
+}

cypress/fixtures/example.json

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+{
+  "name": "Using fixtures to represent data",
+  "email": "hello@cypress.io",
+  "body": "Fixtures are a great way to mock data for responses to routes"
+}

cypress/integration/spec.js

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+describe('Sapper template app', () => {
+	beforeEach(() => {
+		cy.visit('/')
+	});
+
+	it('has the correct <h1>', () => {
+		cy.contains('h1', 'Great success!')
+	});
+
+	it('navigates to /about', () => {
+		cy.get('nav a').contains('about').click();
+		cy.url().should('include', '/about');
+	});
+
+	it('navigates to /blog', () => {
+		cy.get('nav a').contains('blog').click();
+		cy.url().should('include', '/blog');
+	});
+});

cypress/plugins/index.js

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+// ***********************************************************
+// This example plugins/index.js can be used to load plugins
+//
+// You can change the location of this file or turn off loading
+// the plugins file with the 'pluginsFile' configuration option.
+//
+// You can read more here:
+// https://on.cypress.io/plugins-guide
+// ***********************************************************
+
+// This function is called when a project is opened or re-opened (e.g. due to
+// the project's config changing)
+
+module.exports = (on, config) => {
+  // `on` is used to hook into various events Cypress emits
+  // `config` is the resolved Cypress config
+}

cypress/support/commands.js

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+// ***********************************************
+// This example commands.js shows you how to
+// create various custom commands and overwrite
+// existing commands.
+//
+// For more comprehensive examples of custom
+// commands please read more here:
+// https://on.cypress.io/custom-commands
+// ***********************************************
+//
+//
+// -- This is a parent command --
+// Cypress.Commands.add("login", (email, password) => { ... })
+//
+//
+// -- This is a child command --
+// Cypress.Commands.add("drag", { prevSubject: 'element'}, (subject, options) => { ... })
+//
+//
+// -- This is a dual command --
+// Cypress.Commands.add("dismiss", { prevSubject: 'optional'}, (subject, options) => { ... })
+//
+//
+// -- This is will overwrite an existing command --
+// Cypress.Commands.overwrite("visit", (originalFn, url, options) => { ... })

cypress/support/index.js

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+// ***********************************************************
+// This example support/index.js is processed and
+// loaded automatically before your test files.
+//
+// This is a great place to put global configuration and
+// behavior that modifies Cypress.
+//
+// You can change the location of this file or turn off
+// automatically serving support files with the
+// 'supportFile' configuration option.
+//
+// You can read more here:
+// https://on.cypress.io/configuration
+// ***********************************************************
+
+// Import commands.js using ES2015 syntax:
+import './commands'
+
+// Alternatively you can use CommonJS syntax:
+// require('./commands')

package.json

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+{
+  "name": "TODO",
+  "description": "TODO",
+  "version": "0.0.1",
+  "scripts": {
+    "dev": "sapper dev",
+    "build": "sapper build --legacy",
+    "export": "sapper export --legacy",
+    "start": "node __sapper__/build",
+    "cy:run": "cypress run",
+    "cy:open": "cypress open",
+    "test": "run-p --race dev cy:run"
+  },
+  "dependencies": {
+    "polka": "^0.5.0",
+    "compression": "^1.7.1",
+    "sirv": "^0.4.0"
+  },
+  "devDependencies": {
+    "@babel/core": "^7.0.0",
+    "@babel/plugin-syntax-dynamic-import": "^7.0.0",
+    "@babel/plugin-transform-runtime": "^7.0.0",
+    "@babel/preset-env": "^7.0.0",
+    "@babel/runtime": "^7.0.0",
+    "npm-run-all": "^4.1.5",
+    "rollup": "^1.0.0",
+    "rollup-plugin-babel": "^4.0.2",
+    "rollup-plugin-commonjs": "^9.1.6",
+    "rollup-plugin-node-resolve": "^4.0.0",
+    "rollup-plugin-replace": "^2.0.0",
+    "rollup-plugin-svelte": "^5.0.1",
+    "rollup-plugin-terser": "^4.0.4",
+    "sapper": "^0.27.0",
+    "svelte": "^3.0.0"
+  }
+}

rollup.config.js

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+import resolve from 'rollup-plugin-node-resolve';
+import replace from 'rollup-plugin-replace';
+import commonjs from 'rollup-plugin-commonjs';
+import svelte from 'rollup-plugin-svelte';
+import babel from 'rollup-plugin-babel';
+import { terser } from 'rollup-plugin-terser';
+import config from 'sapper/config/rollup.js';
+import pkg from './package.json';
+
+const mode = process.env.NODE_ENV;
+const dev = mode === 'development';
+const legacy = !!process.env.SAPPER_LEGACY_BUILD;
+
+export default {
+	client: {
+		input: config.client.input(),
+		output: config.client.output(),
+		plugins: [
+			replace({
+				'process.browser': true,
+				'process.env.NODE_ENV': JSON.stringify(mode)
+			}),
+			svelte({
+				dev,
+				hydratable: true,
+				emitCss: true
+			}),
+			resolve(),
+			commonjs(),
+
+			legacy && babel({
+				extensions: ['.js', '.mjs', '.html', '.svelte'],
+				runtimeHelpers: true,
+				exclude: ['node_modules/@babel/**'],
+				presets: [
+					['@babel/preset-env', {
+						targets: '> 0.25%, not dead'
+					}]
+				],
+				plugins: [
+					'@babel/plugin-syntax-dynamic-import',
+					['@babel/plugin-transform-runtime', {
+						useESModules: true
+					}]
+				]
+			}),
+
+			!dev && terser({
+				module: true
+			})
+		],
+	},
+
+	server: {
+		input: config.server.input(),
+		output: config.server.output(),
+		plugins: [
+			replace({
+				'process.browser': false,
+				'process.env.NODE_ENV': JSON.stringify(mode)
+			}),
+			svelte({
+				generate: 'ssr',
+				dev
+			}),
+			resolve(),
+			commonjs()
+		],
+		external: Object.keys(pkg.dependencies).concat(
+			require('module').builtinModules || Object.keys(process.binding('natives'))
+		),
+	},
+
+	serviceworker: {
+		input: config.serviceworker.input(),
+		output: config.serviceworker.output(),
+		plugins: [
+			resolve(),
+			replace({
+				'process.browser': true,
+				'process.env.NODE_ENV': JSON.stringify(mode)
+			}),
+			commonjs(),
+			!dev && terser()
+		]
+	}
+};

src/client.js

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+import * as sapper from '@sapper/app';
+
+sapper.start({
+	target: document.querySelector('#sapper')
+});

src/components/Nav.svelte

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+<script>
+	export let segment;
+</script>
+
+<style>
+	nav {
+		border-bottom: 1px solid rgba(255,62,0,0.1);
+		font-weight: 300;
+		padding: 0 1em;
+	}
+
+	ul {
+		margin: 0;
+		padding: 0;
+	}
+
+	/* clearfix */
+	ul::after {
+		content: '';
+		display: block;
+		clear: both;
+	}
+
+	li {
+		display: block;
+		float: left;
+	}
+
+	.selected {
+		position: relative;
+		display: inline-block;
+	}
+
+	.selected::after {
+		position: absolute;
+		content: '';
+		width: calc(100% - 1em);
+		height: 2px;
+		background-color: rgb(255,62,0);
+		display: block;
+		bottom: -1px;
+	}
+
+	a {
+		text-decoration: none;
+		padding: 1em 0.5em;
+		display: block;
+	}
+</style>
+
+<nav>
+	<ul>
+		<li><a class='{segment === undefined ? "selected" : ""}' href='.'>home</a></li>
+		<li><a class='{segment === "about" ? "selected" : ""}' href='about'>about</a></li>
+
+		<!-- for the blog link, we're using rel=prefetch so that Sapper prefetches
+		     the blog data when we hover over the link or tap it on a touchscreen -->
+		<li><a rel=prefetch class='{segment === "blog" ? "selected" : ""}' href='blog'>blog</a></li>
+	</ul>
+</nav>

src/routes/_error.svelte

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+<script>
+	export let status;
+	export let error;
+
+	const dev = process.env.NODE_ENV === 'development';
+</script>
+
+<style>
+	h1, p {
+		margin: 0 auto;
+	}
+
+	h1 {
+		font-size: 2.8em;
+		font-weight: 700;
+		margin: 0 0 0.5em 0;
+	}
+
+	p {
+		margin: 1em auto;
+	}
+
+	@media (min-width: 480px) {
+		h1 {
+			font-size: 4em;
+		}
+	}
+</style>
+
+<svelte:head>
+	<title>{status}</title>
+</svelte:head>
+
+<h1>{status}</h1>
+
+<p>{error.message}</p>
+
+{#if dev && error.stack}
+	<pre>{error.stack}</pre>
+{/if}

src/routes/_layout.svelte

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+<script>
+	import Nav from '../components/Nav.svelte';
+
+	export let segment;
+</script>
+
+<style>
+	main {
+		position: relative;
+		max-width: 56em;
+		background-color: white;
+		padding: 2em;
+		margin: 0 auto;
+		box-sizing: border-box;
+	}
+</style>
+
+<Nav {segment}/>
+
+<main>
+	<slot></slot>
+</main>

src/routes/about.svelte

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+<svelte:head>
+	<title>About</title>
+</svelte:head>
+
+<h1>About this site</h1>
+
+<p>This is the 'about' page. There's not much here.</p>