lint

.eslintrc.js

@@ -15,30 +15,28 @@ module.exports = {
 		'no-var': 2,
 		'no-unreachable': 2,
 		'valid-typeof': 2,
-		'quote-props': [2, 'as-needed'],
+		'quote-props': 'off',
 		'prefer-arrow-callback': 2,
 		'prefer-const': [2, { destructuring: 'all' }],
 		'arrow-spacing': 2,
 		'no-inner-declarations': 0,
 		'require-atomic-updates': 'off',
+		'@typescript-eslint/no-empty-function': 'off',
+		'@typescript-eslint/ban-ts-ignore': 'off',
+		'@typescript-eslint/no-this-alias': 'off',
 		'@typescript-eslint/indent': 'off',
 		'@typescript-eslint/camelcase': 'off',
 		'@typescript-eslint/no-use-before-define': 'off',
 		'@typescript-eslint/explicit-function-return-type': 'off',
 		'@typescript-eslint/no-explicit-any': 'off',
 		'@typescript-eslint/explicit-member-accessibility': 'off',
-		'@typescript-eslint/no-unused-vars': [
-			'error',
-			{
-				argsIgnorePattern: '^_',
-			},
-		],
 		'@typescript-eslint/no-object-literal-type-assertion': 'off',
 		'@typescript-eslint/no-unused-vars': 'off',
 		'@typescript-eslint/prefer-interface': 'off',
 	},
 	globals: {
 		globalThis: false,
+		__VERSION__: true,
 	},
 	env: {
 		es6: true,

package.json

@@ -82,9 +82,9 @@
 		"code-red": "0.1.1",
 		"codecov": "^3.6.5",
 		"css-tree": "1.0.0-alpha22",
-		"eslint": "^7.0.0",
 		"eslint-plugin-import": "^2.20.2",
 		"eslint-plugin-svelte3": "^2.7.3",
+		"eslint": "^7.0.0",
 		"esm": "^3.2.25",
 		"estree-walker": "^2.0.1",
 		"is-reference": "^1.1.4",
@@ -96,8 +96,9 @@
 		"periscopic": "^2.0.1",
 		"puppeteer": "^3.0.4",
 		"rollup": "^2.10.2",
-		"source-map": "^0.7.3",
 		"source-map-support": "^0.5.19",
+		"source-map": "^0.7.3",
+		"tiny-glob": "^0.2.6",
 		"ts-mocha": "^7.0.0",
 		"tslib": "^2.0.0",
 		"typescript": "^3.9.2"

src/ambient.ts

@@ -1 +1,2 @@
+/* eslint-disable no-var */
 declare var __VERSION__: string;

src/compiler/compile/render_dom/Block.ts

@@ -454,7 +454,7 @@ export default class Block {
 			: fn;
 	}
 
-	render_listeners(chunk: string = '') {
+	render_listeners(chunk = '') {
 		if (this.event_listeners.length > 0) {
 			const dispose: Identifier = {
 				type: 'Identifier',

src/compiler/compile/render_dom/invalidate.ts

@@ -10,7 +10,7 @@ export function invalidate(
 	scope: Scope,
 	node: Node,
 	names: Set<string>,
-	main_execution_context: boolean = false
+	main_execution_context = false
 ) {
 	const { component } = renderer;
 

src/compiler/compile/render_dom/wrappers/InlineComponent/index.ts

@@ -337,7 +337,7 @@ export default class InlineComponentWrapper extends Wrapper {
 			}
 
 			const params = [x`#value`];
-			let args = [];
+			const args = [];
 			contextual_dependencies.forEach((name) => {
 				params.push({ type: 'Identifier', name });
 				renderer.add_to_context(name, true);

src/runtime/.eslintrc.json

@@ -0,0 +1,5 @@
+{
+	"rules": {
+		"import/no-unresolved": "off"
+	}
+}

src/runtime/environment/index.ts

@@ -12,7 +12,7 @@ export const is_cors =
 		}
 	})();
 export const has_Symbol = typeof Symbol === 'function';
-
+/* eslint-disable no-var */
 declare var global: any;
 export const globals = is_browser ? window : typeof globalThis !== 'undefined' ? globalThis : global;
 export const resolved_promise = Promise.resolve();

src/runtime/internal/Component.ts

@@ -44,8 +44,8 @@ export function bind({ $$: { props, bound, ctx } }, name: string, callback: (pro
 export function mount_component({ $$ }, target, anchor) {
 	if ($$.fragment) $$.fragment.m(target, anchor);
 	add_render_callback(() => {
-		let { on_mount, on_destroy, after_update } = $$,
+		const { on_mount, on_destroy, after_update } = $$;
-			i = 0,
+		let i = 0,
 			res;
 		for (; i < on_mount.length; i++)
 			if ('function' === typeof (res = on_mount[i]()))

src/runtime/internal/dom.ts

@@ -184,7 +184,9 @@ export function set_input_value(input, value) {
 export function set_input_type(input, type) {
 	try {
 		input.type = type;
-	} catch (e) {}
+	} catch (e) {
+		//
+	}
 }
 
 export function set_style(node, property, value, is_important?) {

src/runtime/internal/stores.ts

@@ -155,13 +155,13 @@ const parseStructure = <T>(
 ): initCreateMotionTick<T> | initCreateTweenTick<T> => {
 	const isArray = Array.isArray(obj);
 	if (typeof obj === 'object' && obj !== null && (isArray || Object.prototype === Object.getPrototypeOf(obj))) {
-		const keys = Object.keys(obj);
 		let i = 0,
-			l = keys.length,
 			k = '',
-			createTickers = keys.map((key) => parseStructure(obj[key], schema)((next_value) => (obj[key] = next_value))),
-			tickers = new Array(l),
 			pending = 0;
+		const keys = Object.keys(obj),
+			l = keys.length,
+			createTickers = keys.map((key) => parseStructure(obj[key], schema)((next_value) => (obj[key] = next_value))),
+			tickers = new Array(l);
 		const target = { ...obj };
 		obj = isArray ? [...(obj as T[])] : { ...obj };
 		return (set) => (_, to_value) => {

test/.eslintrc.json

@@ -1,5 +1,7 @@
 {
-  "rules": {
+	"rules": {
-    "no-console": "off"
+		"no-console": "off",
-  }
+		"@typescript-eslint/no-var-requires": "off",
+		"@typescript-eslint/no-namespace": "off"
+	}
 }

test/hydration/index.ts

@@ -51,13 +51,11 @@ describe('hydration', () => {
 			try {
 				global.window = window;
 
-				let SvelteComponent;
+				// try {
-
+				const SvelteComponent = require(`${cwd}/main.svelte`).default;
-				try {
+				// } catch (err) {
-					SvelteComponent = require(`${cwd}/main.svelte`).default;
+				// 	throw err;
-				} catch (err) {
+				// }
-					throw err;
-				}
 
 				const target = window.document.body;
 				const head = window.document.head;
@@ -68,7 +66,9 @@ describe('hydration', () => {
 				try {
 					before_head = fs.readFileSync(`${cwd}/_before_head.html`, 'utf-8');
 					head.innerHTML = before_head;
-				} catch (err) {}
+				} catch (_err) {
+					//
+				}
 
 				const snapshot = config.snapshot ? config.snapshot(target) : {};
 

test/runtime/ambient.ts

@@ -1,8 +0,0 @@
-type Test = {
-	test({ assert, component, mod, target, window, raf, compileOptions }): void | Promise<void>;
-	html: string;
-	skip: boolean;
-};
-declare module 'samples/*/_config.js' {
-	export default Test;
-}

test/runtime/index.ts

@@ -4,7 +4,6 @@ import { rollup } from 'rollup';
 import virtual from '@rollup/plugin-virtual';
 import { clear_loops, flush, SvelteComponent } from '../../internal';
 import { set_now, set_raf, set_framerate } from '../../environment';
-import './ambient';
 import { showOutput, loadConfig, loadSvelte, cleanRequireCache, env, setupHtmlEqual, mkdirp } from '../helpers';
 import { glob } from '../tiny-glob';
 import { assert } from '../test';

test/test.ts

@@ -1,8 +1,7 @@
 import './ambient';
 import * as assert$1 from 'assert';
-import { readFileSync } from 'fs';
 export const assert = (assert$1 as unknown) as typeof assert$1 & { htmlEqual: (actual, expected, message?) => void };
-const { glob } = require('./tiny-glob.ts');
+import { glob } from './tiny-glob';
 
 // require('./setup.ts');
 

test/tiny-glob.ts

@@ -14,17 +14,17 @@ const GLOBSTAR = `((?:[^/]*(?:/|$))*)`;
 const WILDCARD = `([^/]*)`;
 const GLOBSTAR_SEGMENT = `((?:[^${SEP_ESC}]*(?:${SEP_ESC}|$))*)`;
 const WILDCARD_SEGMENT = `([^${SEP_ESC}]*)`;
-const isHidden = /(^|[\\\/])\.[^\\\/\.]/g;
+const isHidden = /(^|[\\/])\.[^\\/.]/g;
 let CACHE = {};
 function isglob(str, { strict = true } = {}) {
 	if (str === '') return false;
-	let match,
+	let match;
-		rgx = strict ? STRICT : RELAXED;
+	const rgx = strict ? STRICT : RELAXED;
 	while ((match = rgx.exec(str))) {
 		if (match[2]) return true;
 		let idx = match.index + match[0].length;
-		let open = match[1];
+		const open = match[1];
-		let close = open ? CHARS[open] : null;
+		const close = open ? CHARS[open] : null;
 		let n;
 		if (open && close) if ((n = str.indexOf(close, idx)) !== -1) idx = n + 1;
 		str = str.slice(idx);
@@ -33,15 +33,15 @@ function isglob(str, { strict = true } = {}) {
 }
 function parent(str, { strict = false } = {}) {
 	str = normalize(str).replace(/\/|\\/, '/');
-	if (/[\{\[].*[\/]*.*[\}\]]$/.test(str)) str += '/';
+	if (/[{[].*[/]*.*[}]]$/.test(str)) str += '/';
 	str += 'a';
 	do str = dirname(str);
-	while (isglob(str, { strict }) || /(^|[^\\])([\{\[]|\([^\)]+$)/.test(str));
+	while (isglob(str, { strict }) || /(^|[^\\])([{[]|\([^)]+$)/.test(str));
-	return str.replace(/\\([\*\?\|\[\]\(\)\{\}])/g, '$1');
+	return str.replace(/\\([*?|[\](){}])/g, '$1');
 }
 function globalyzer(pattern, opts = {}) {
 	let base = parent(pattern, opts);
-	let isGlob = isglob(pattern, opts);
+	const isGlob = isglob(pattern, opts);
 	let glob;
 	if (base != '.') {
 		if ((glob = pattern.substr(base.length)).startsWith('/')) glob = glob.substr(1);
@@ -54,7 +54,7 @@ function globalyzer(pattern, opts = {}) {
 function globrex(glob, { extended = false, globstar = false, strict = false, filepath = false, flags = '' } = {}) {
 	let regex = '';
 	let segment = '';
-	let path = {
+	const path = {
 		regex: '',
 		segments: [],
 		globstar: undefined,
@@ -101,7 +101,7 @@ function globrex(glob, { extended = false, globstar = false, strict = false, fil
 			case ')': {
 				if (ext.length) {
 					add(c);
-					let type = ext.pop();
+					const type = ext.pop();
 					if (type === '@') {
 						add('{1}');
 					} else if (type === '!') {
@@ -177,16 +177,16 @@ function globrex(glob, { extended = false, globstar = false, strict = false, fil
 					ext.push(c);
 					break;
 				}
-				let prevChar = glob[i - 1];
+				const prevChar = glob[i - 1];
 				let starCount = 1;
 				while (glob[i + 1] === '*') {
 					starCount++;
 					i++;
 				}
-				let nextChar = glob[i + 1];
+				const nextChar = glob[i + 1];
 				if (!globstar) add('.*');
 				else {
-					let isGlobstar =
+					const isGlobstar =
 						starCount > 1 && (prevChar === '/' || prevChar === void 0) && (nextChar === '/' || nextChar === void 0);
 					if (isGlobstar) {
 						add(GLOBSTAR, { only: 'regex' });
@@ -225,8 +225,9 @@ function walk(output, prefix, lexer, filesOnly, dot, cwd, dirname = '', level =
 	const dir = join(cwd, prefix, dirname);
 	const files = readdirSync(dir);
 	let i = 0,
-		len = files.length,
 		file;
+	const len = files.length;
+
 	let fullpath, relpath, stats, isMatch;
 	for (; i < len; i++) {
 		fullpath = join(dir, (file = files[i]));
@@ -245,11 +246,11 @@ function walk(output, prefix, lexer, filesOnly, dot, cwd, dirname = '', level =
 }
 export function glob(str: string, { cwd = '.', absolute = false, filesOnly = false, dot = false, flush = false }) {
 	if (!str) return [];
-	let glob = globalyzer(str);
+	const glob = globalyzer(str);
 	if (!glob.isGlob) {
 		try {
-			let resolved = resolve(cwd, str);
+			const resolved = resolve(cwd, str);
-			let dirent = statSync(resolved);
+			const dirent = statSync(resolved);
 			if (filesOnly && !dirent.isFile()) return [];
 
 			return absolute ? [resolved] : [str];
@@ -260,7 +261,7 @@ export function glob(str: string, { cwd = '.', absolute = false, filesOnly = fal
 		}
 	}
 	if (flush) CACHE = {};
-	let matches = [];
+	const matches = [];
 	const { path } = globrex(glob.glob, { filepath: true, globstar: true, extended: true });
 	//@ts-ignore
 	path.globstar = path.globstar.toString();