Rework ES2015 module system and add missing features. (#2792)

Co-authored-by: Dániel Bátyai <dbatyai@inf.u-szeged.hu>
JerryScript-DCO-1.0-Signed-off-by: Dániel Bátyai dbatyai@inf.u-szeged.hu
JerryScript-DCO-1.0-Signed-off-by: Daniel Vince vinced@inf.u-szeged.hu

tests/jerry/fail/module-002.js

@@ -13,4 +13,4 @@
  * limitations under the License.
  */
 
-import { , as b } from "tests/jerry/es2015/module-imported.js";
+import { , as b } from "tests/jerry/es2015/module-export-01.js";

tests/jerry/fail/module-003.js

@@ -13,4 +13,4 @@
  * limitations under the License.
  */
 
-import , as b from "tests/jerry/es2015/module-imported.js";
+import , as b from "tests/jerry/es2015/module-export-01.js";

tests/jerry/fail/module-004.js

@@ -13,4 +13,4 @@
  * limitations under the License.
  */
 
-import { b as , } from "tests/jerry/es2015/module-imported.js";
+import { b as , } from "tests/jerry/es2015/module-export-01.js";

tests/jerry/fail/module-005.js

@@ -13,4 +13,5 @@
  * limitations under the License.
  */
 
-import b as , from "tests/jerry/es2015/module-imported.js";
+/* Named imports must be in a NamedImports block. */
+import b as , from "tests/jerry/es2015/module-export-01.js";

tests/jerry/fail/module-006.js

@@ -13,4 +13,5 @@
  * limitations under the License.
  */
 
-import { as as as } from "tests/jerry/es2015/module-imported.js";
+/* Can't have reserved words for the referenced bindings. */
+export { yield as y };

tests/jerry/fail/module-007.js

@@ -13,4 +13,5 @@
  * limitations under the License.
  */
 
-import { from as as } from "tests/jerry/es2015/module-imported.js";
+/* Module requests must always be evaluated. */
+import "tests/jerry/fail/module-sideeffect.js"

tests/jerry/fail/module-008.js

@@ -13,4 +13,5 @@
  * limitations under the License.
  */
 
- import { b } from
+/* A string literal must always follow the 'from' keyword. */
+import { b } from

tests/jerry/fail/module-009.js

@@ -13,4 +13,5 @@
  * limitations under the License.
  */
 
+/* A string literal must always follow the 'from' keyword. */
 import { b } from 3

tests/jerry/fail/module-010.js

@@ -13,4 +13,5 @@
  * limitations under the License.
  */
 
-import { c as a, d as a } from "tests/jerry/es2015/module-imported.js";
+/* Can't have duplicate local bindings */
+import { c as a, d as a } from "tests/jerry/es2015/module-export-01.js";

tests/jerry/fail/module-014.js

@@ -13,6 +13,7 @@
  * limitations under the License.
  */
 
+/* Import/export statements must be in the global scope. */
 if (true) {
-  import { c } from "tests/jerry/es2015/module-imported.js";
+  import { c } from "tests/jerry/es2015/module-export-01.js";
 }

tests/jerry/fail/module-015.js

@@ -13,6 +13,7 @@
  * limitations under the License.
  */
 
+/* Import/export statements must be in the global scope. */
 function someFunction() {
-  import { c } from "tests/jerry/es2015/module-imported.js";
+  import { c } from "tests/jerry/es2015/module-export-01.js";
 }

tests/jerry/fail/module-016.js

@@ -13,4 +13,5 @@
  * limitations under the License.
  */
 
-eval ("import { c } from 'tests/jerry/es2015/module-imported.js';");
+/* Import/export statements must be in the global scope. */
+eval ('import { c } from "tests/jerry/es2015/module-export-01.js";');

tests/jerry/fail/module-017.js

@@ -13,5 +13,5 @@
  * limitations under the License.
  */
 
-// File does not exist.
-import { a } from "tests/jerry/fail/module-exports.js"
+/* NamedImports must always be followed by a FromClause. */
+import { b }, from "tests/jerry/es2015/module-export-01.js"

tests/jerry/fail/module-018.js

@@ -13,8 +13,5 @@
  * limitations under the License.
  */
 
-export function getString () {
-  return prefix;
-}
-
-assert (getString());
+/* An import statement can have either a NameSpaceImport or NamedIpmorts */
+import * as mod, { b } from "tests/jerry/es2015/module-export-01.js"

tests/jerry/fail/module-019.js

@@ -13,4 +13,5 @@
  * limitations under the License.
  */
 
+/* An ImportClause must be followed by a FromClause. */
 import { c }

tests/jerry/fail/module-020.js

@@ -0,0 +1,17 @@
+/* Copyright JS Foundation and other contributors, http://js.foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/* '*' is not valid inside NamedImports. */
+import { *, d } from "tests/jerry/es2015/module-imported-01.js"

tests/jerry/fail/module-021.js

@@ -0,0 +1,18 @@
+/* Copyright JS Foundation and other contributors, http://js.foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/* Can't have duplicated local bindings. */
+import { b } from "tests/jerry/es2015/module-export-01.js"
+import { b } from "tests/jerry/es2015/module-export-02.js"

tests/jerry/fail/module-022.js

@@ -0,0 +1,17 @@
+/* Copyright JS Foundation and other contributors, http://js.foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/* FromClause must follow an ImportClause. */
+import from "tests/jerry/es2015/module-export-02.js"

tests/jerry/fail/module-023.js

@@ -0,0 +1,17 @@
+/* Copyright JS Foundation and other contributors, http://js.foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/* Namespace imports must have a local name. */
+import * from "tests/jerry/es2015/module-export-01.js"

tests/jerry/fail/module-024.js

@@ -0,0 +1,17 @@
+/* Copyright JS Foundation and other contributors, http://js.foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/* Star exports can't have an export name. */
+export * as star from "tests/jerry/es2015/module-export-01.js"

tests/jerry/fail/module-025.js

@@ -0,0 +1,17 @@
+/* Copyright JS Foundation and other contributors, http://js.foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/* Indirect exports must be checked if they are resolvable. */
+export { l } from "tests/jerry/es2015/module-export-01.js"

tests/jerry/fail/module-026.js

@@ -0,0 +1,17 @@
+/* Copyright JS Foundation and other contributors, http://js.foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/* Can't have circular imports/exports. */
+export { b } from "tests/jerry/fail/module-027.js"

tests/jerry/fail/module-027.js

@@ -0,0 +1,17 @@
+/* Copyright JS Foundation and other contributors, http://js.foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/* Can't have circular imports/exports. */
+export { b } from "tests/jerry/fail/module-026.js"

tests/jerry/fail/module-028.js

@@ -0,0 +1,17 @@
+/* Copyright JS Foundation and other contributors, http://js.foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/* Ambiguous import */
+import { x } from "tests/jerry/es2015/module-export-05.js"

tests/jerry/fail/module-029.js

@@ -0,0 +1,17 @@
+/* Copyright JS Foundation and other contributors, http://js.foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/* Import/export statements must be in the global scope. */
+Function('','import { c } from "tests/jerry/es2015/module-export-01.js";')

tests/jerry/fail/module-030.js

@@ -0,0 +1,17 @@
+/* Copyright JS Foundation and other contributors, http://js.foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/* No default export found. */
+import def from "tests/jerry/es2015/module-export-06.js"

tests/jerry/fail/module-sideeffect.js

@@ -0,0 +1,16 @@
+/* Copyright JS Foundation and other contributors, http://js.foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+throw new Error("side-effect")