Merge pull request #1374 from sveltejs/gh-1368

Return consistently-shaped `stats` object

src/Stats.ts

@@ -78,7 +78,9 @@ export default class Stats {
 			total: now() - this.startTime
 		}, collapseTimings(this.timings));
 
-		const imports = compiler.imports.map(node => {
+		// TODO would be good to have this info even
+		// if options.generate is false
+		const imports = compiler && compiler.imports.map(node => {
 			return {
 				source: node.source.value,
 				specifiers: node.specifiers.map(specifier => {
@@ -94,9 +96,12 @@ export default class Stats {
 			}
 		});
 
-		const hooks: Record<string, boolean> = {};
-		if (compiler.templateProperties.oncreate) hooks.oncreate = true;
-		if (compiler.templateProperties.ondestroy) hooks.ondestroy = true;
+		const hooks: Record<string, boolean> = compiler && {
+			oncreate: !!compiler.templateProperties.oncreate,
+			ondestroy: !!compiler.templateProperties.ondestroy,
+			onstate: !!compiler.templateProperties.onstate,
+			onupdate: !!compiler.templateProperties.onupdate
+		};
 
 		return {
 			timings,

src/index.ts

@@ -132,7 +132,7 @@ function compile(source: string, _options: CompileOptions) {
 	stats.stop('validate');
 
 	if (options.generate === false) {
-		return { ast: ast, stats, js: null, css: null };
+		return { ast, stats: stats.render(null), js: null, css: null };
 	}
 
 	const compiler = options.generate === 'ssr' ? generateSSR : generate;

test/stats/index.js

@@ -56,4 +56,12 @@ describe('stats', () => {
 			}
 		});
 	});
+
+	it('returns a stats object when options.generate is false', () => {
+		const { stats } = svelte.compile('', {
+			generate: false
+		});
+
+		assert.equal(typeof stats.timings.total, 'number');
+	});
 });

test/stats/samples/hooks/_config.js

@@ -1,7 +1,10 @@
 export default {
 	test(assert, stats) {
 		assert.deepEqual(stats.hooks, {
-			oncreate: true
+			oncreate: true,
+			ondestroy: false,
+			onstate: false,
+			onupdate: false
 		});
 	}
 };