error on invalid compiler options — closes #2094

register.js

@@ -2,21 +2,21 @@ const fs = require('fs');
 const path = require('path');
 const { compile } = require('./compiler.js');
 
-let compileOptions = {
-	extensions: ['.svelte', '.html']
-};
+let extensions = ['.svelte', '.html'];
+let compileOptions = {};
 
 function capitalise(name) {
 	return name[0].toUpperCase() + name.slice(1);
 }
 
-function register(options) {
+function register(options = {}) {
 	if (options.extensions) {
-		compileOptions.extensions.forEach(deregisterExtension);
+		extensions.forEach(deregisterExtension);
 		options.extensions.forEach(registerExtension);
 	}
 
-	compileOptions = options;
+	compileOptions = Object.assign({}, options);
+	delete compileOptions.extensions;
 }
 
 function deregisterExtension(extension) {

src/cli/compile.ts

@@ -31,24 +31,10 @@ export function compile(input, opts) {
 		}
 	}
 
-	const globals = {};
-	if (opts.globals) {
-		opts.globals.split(',').forEach(pair => {
-			const [key, value] = pair.split(':');
-			globals[key] = value;
-		});
-	}
-
 	const options = {
 		name: opts.name,
 		format: opts.format,
 		sourceMap: opts.sourcemap,
-		globals,
-		amd: opts.amdId
-			? {
-				id: opts.amdId,
-			}
-			: undefined,
 		css: opts.css !== false,
 		dev: opts.dev,
 		immutable: opts.immutable,

src/cli/index.ts

@@ -8,11 +8,9 @@ prog
 
 	.option('-o, --output', 'Output (if absent, prints to stdout)')
 	.option('-f, --format', 'Type of output (cjs or esm)', 'esm')
-	.option('-g, --globals', 'Comma-separate list of `module ID:Global` pairs')
 	.option('-n, --name', 'Name for IIFE/UMD export (inferred from filename by default)')
 	.option('-m, --sourcemap', 'Generate sourcemap (`-m inline` for inline map)')
 	.option('-d, --dev', 'Add dev mode warnings and errors')
-	.option('--amdId', 'ID for AMD module (default is anonymous)')
 	.option('--generate', 'Change generate format between `dom` and `ssr`')
 	.option('--no-css', `Don't include CSS (useful with SSR)`)
 	.option('--immutable', 'Support immutable data structures')

src/compile/index.ts

@@ -3,23 +3,42 @@ import Stats from '../Stats';
 import parse from '../parse/index';
 import renderDOM from './render-dom/index';
 import renderSSR from './render-ssr/index';
-import { CompileOptions, Warning, Ast } from '../interfaces';
+import { CompileOptions, Ast } from '../interfaces';
 import Component from './Component';
-
-function default_onwarn({ start, message }: Warning) {
-	if (start) {
-		console.warn(`(${start.line}:${start.column}) – ${message}`);
-	} else {
-		console.warn(message);
-	}
-}
+import fuzzymatch from '../utils/fuzzymatch';
+
+const valid_options = [
+	'format',
+	'name',
+	'filename',
+	'generate',
+	'outputFilename',
+	'cssOutputFilename',
+	'sveltePath',
+	'dev',
+	'immutable',
+	'hydratable',
+	'legacy',
+	'customElement',
+	'css',
+	'preserveComments'
+];
 
 function validate_options(options: CompileOptions, stats: Stats) {
 	const { name, filename } = options;
 
+	Object.keys(options).forEach(key => {
+		if (valid_options.indexOf(key) === -1) {
+			const match = fuzzymatch(key, valid_options);
+			let message = `Unrecognized option '${key}'`;
+			if (match) message += ` (did you mean '${match}'?)`;
+
+			throw new Error(message);
+		}
+	});
+
 	if (name && !/^[a-zA-Z_$][a-zA-Z_$0-9]*$/.test(name)) {
-		const error = new Error(`options.name must be a valid identifier (got '${name}')`);
-		throw error;
+		throw new Error(`options.name must be a valid identifier (got '${name}')`);
 	}
 
 	if (name && /^[a-z]/.test(name)) {

src/interfaces.ts

@@ -43,10 +43,6 @@ export interface CompileOptions {
 	name?: string;
 	filename?: string;
 	generate?: string | false;
-	globals?: ((id: string) => string) | object;
-	amd?: {
-		id?: string;
-	};
 
 	outputFilename?: string;
 	cssOutputFilename?: string;

test/css/index.js

@@ -58,12 +58,12 @@ describe('css', () => {
 
 			const dom = svelte.compile(
 				input,
-				Object.assign(config, { format: 'cjs' })
+				Object.assign(config.compileOptions || {}, { format: 'cjs' })
 			);
 
 			const ssr = svelte.compile(
 				input,
-				Object.assign(config, { format: 'cjs', generate: 'ssr' })
+				Object.assign(config.compileOptions || {}, { format: 'cjs', generate: 'ssr' })
 			);
 
 			assert.equal(dom.css.code, ssr.css.code);

test/css/samples/empty-rule-dev/_config.js

@@ -1,3 +1,5 @@
 export default {
-	dev: true
+	compileOptions: {
+		dev: true
+	}
 };

test/hydration/index.js

@@ -50,9 +50,6 @@ describe('hydration', () => {
 			const cwd = path.resolve(`test/hydration/samples/${dir}`);
 
 			compileOptions = config.compileOptions || {};
-			compileOptions.shared = path.resolve('internal.js');
-			compileOptions.dev = config.dev;
-			compileOptions.hydrate = true;
 
 			const window = env();
 
@@ -88,14 +85,12 @@ describe('hydration', () => {
 				}
 			} catch (err) {
 				showOutput(cwd, {
-					shared: 'svelte/internal.js',
 					hydratable: true
 				});
 				throw err;
 			}
 
 			if (config.show) showOutput(cwd, {
-				shared: 'svelte/internal.js',
 				hydratable: true
 			});
 		});

test/js/index.js

@@ -23,9 +23,7 @@ describe("js", () => {
 			let actual;
 
 			try {
-				const options = Object.assign(config.options || {}, {
-					shared: true
-				});
+				const options = Object.assign(config.options || {});
 
 				actual = svelte.compile(input, options).js.code.replace(/generated by Svelte v\d+\.\d+\.\d+(-\w+\.\d+)?/, 'generated by Svelte vX.Y.Z');
 			} catch (err) {

test/parser/samples/error-binding-disabled/error.json

@@ -1,10 +0,0 @@
-{
-	"code": "binding-disabled",
-	"message": "Two-way binding is disabled",
-	"start": {
-		"line": 1,
-		"column": 7,
-		"character": 7
-	},
-	"pos": 7
-}

test/parser/samples/error-binding-disabled/input.svelte

@@ -1 +0,0 @@
-<input bind:value={name}>

test/parser/samples/error-binding-disabled/options.json

@@ -1,3 +0,0 @@
-{
-	"bind": false
-}