Merge pull request #2225 from sveltejs/gh-2214

Disallow `export ... from` statements
sveltejs · Mar 15, 2019 · e2a71cf · e2a71cf
2 parents 1fe76d4 + b328cec
commit e2a71cf
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Showing 3 changed files with 10 additions and 4 deletions.
diff --git a/package-lock.json b/package-lock.json
diff --git a/package.json b/package.json
@@ -51,7 +51,7 @@
   "devDependencies": {
     "@types/mocha": "^5.2.0",
     "@types/node": "^10.5.5",
-    "acorn": "^6.0.5",
+    "acorn": "^6.1.1",
     "acorn-dynamic-import": "^4.0.0",
     "agadoo": "^1.0.1",
     "c8": "^3.4.0",

diff --git a/src/compile/Component.ts b/src/compile/Component.ts
@@ -438,6 +438,12 @@ export default class Component {
 			}
 
 			if (node.type === 'ExportNamedDeclaration') {
+				if (node.source) {
+					this.error(node, {
+						code: `not-implemented`,
+						message: `A component currently cannot have an export ... from`
+					});
+				}
 				if (node.declaration) {
 					if (node.declaration.type === 'VariableDeclaration') {
 						node.declaration.declarations.forEach(declarator => {