Add test cases for top level "for await of".

Author: hikarino-my

tests/baselines/reference/topLevelAwait(module=esnext,target=es2015).errors.txt

@@ -1,9 +1,18 @@
 tests/cases/conformance/externalModules/topLevelAwait.ts(2,1): error TS1378: Top-level 'await' expressions are only allowed when the 'module' option is set to 'esnext' or 'system', and the 'target' option is set to 'es2017' or higher.
+tests/cases/conformance/externalModules/topLevelAwait.ts(6,5): error TS1378: Top-level 'await' expressions are only allowed when the 'module' option is set to 'esnext' or 'system', and the 'target' option is set to 'es2017' or higher.
 
 
-==== tests/cases/conformance/externalModules/topLevelAwait.ts (1 errors) ====
+==== tests/cases/conformance/externalModules/topLevelAwait.ts (2 errors) ====
     export const x = 1;
     await x;
     ~~~~~
 !!! error TS1378: Top-level 'await' expressions are only allowed when the 'module' option is set to 'esnext' or 'system', and the 'target' option is set to 'es2017' or higher.
+    
+    const arr = [Promise.resolve()];
+    
+    for await (const item of arr) {
+        ~~~~~
+!!! error TS1378: Top-level 'await' expressions are only allowed when the 'module' option is set to 'esnext' or 'system', and the 'target' option is set to 'es2017' or higher.
+      item;
+    }
 

tests/baselines/reference/topLevelAwait(module=esnext,target=es2015).js

@@ -1,8 +1,36 @@
 //// [topLevelAwait.ts]
 export const x = 1;
 await x;
+
+const arr = [Promise.resolve()];
+
+for await (const item of arr) {
+  item;
+}
 
 
 //// [topLevelAwait.js]
+var __asyncValues = (this && this.__asyncValues) || function (o) {
+    if (!Symbol.asyncIterator) throw new TypeError("Symbol.asyncIterator is not defined.");
+    var m = o[Symbol.asyncIterator], i;
+    return m ? m.call(o) : (o = typeof __values === "function" ? __values(o) : o[Symbol.iterator](), i = {}, verb("next"), verb("throw"), verb("return"), i[Symbol.asyncIterator] = function () { return this; }, i);
+    function verb(n) { i[n] = o[n] && function (v) { return new Promise(function (resolve, reject) { v = o[n](v), settle(resolve, reject, v.done, v.value); }); }; }
+    function settle(resolve, reject, d, v) { Promise.resolve(v).then(function(v) { resolve({ value: v, done: d }); }, reject); }
+};
+var e_1, _a;
 export const x = 1;
 await x;
+const arr = [Promise.resolve()];
+try {
+    for (var arr_1 = __asyncValues(arr), arr_1_1; arr_1_1 = await arr_1.next(), !arr_1_1.done;) {
+        const item = arr_1_1.value;
+        item;
+    }
+}
+catch (e_1_1) { e_1 = { error: e_1_1 }; }
+finally {
+    try {
+        if (arr_1_1 && !arr_1_1.done && (_a = arr_1.return)) await _a.call(arr_1);
+    }
+    finally { if (e_1) throw e_1.error; }
+}

tests/baselines/reference/topLevelAwait(module=esnext,target=es2015).symbols

@@ -5,3 +5,17 @@ export const x = 1;
 await x;
 >x : Symbol(x, Decl(topLevelAwait.ts, 0, 12))
 
+const arr = [Promise.resolve()];
+>arr : Symbol(arr, Decl(topLevelAwait.ts, 3, 5))
+>Promise.resolve : Symbol(PromiseConstructor.resolve, Decl(lib.es2015.promise.d.ts, --, --), Decl(lib.es2015.promise.d.ts, --, --))
+>Promise : Symbol(Promise, Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --), Decl(lib.es2015.promise.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --))
+>resolve : Symbol(PromiseConstructor.resolve, Decl(lib.es2015.promise.d.ts, --, --), Decl(lib.es2015.promise.d.ts, --, --))
+
+for await (const item of arr) {
+>item : Symbol(item, Decl(topLevelAwait.ts, 5, 16))
+>arr : Symbol(arr, Decl(topLevelAwait.ts, 3, 5))
+
+  item;
+>item : Symbol(item, Decl(topLevelAwait.ts, 5, 16))
+}
+

tests/baselines/reference/topLevelAwait(module=esnext,target=es2015).types

@@ -7,3 +7,19 @@ await x;
 >await x : 1
 >x : 1
 
+const arr = [Promise.resolve()];
+>arr : Promise<void>[]
+>[Promise.resolve()] : Promise<void>[]
+>Promise.resolve() : Promise<void>
+>Promise.resolve : { <T>(value: T | PromiseLike<T>): Promise<T>; (): Promise<void>; }
+>Promise : PromiseConstructor
+>resolve : { <T>(value: T | PromiseLike<T>): Promise<T>; (): Promise<void>; }
+
+for await (const item of arr) {
+>item : void
+>arr : Promise<void>[]
+
+  item;
+>item : void
+}
+

tests/baselines/reference/topLevelAwait(module=esnext,target=es2017).js

@@ -1,8 +1,36 @@
 //// [topLevelAwait.ts]
 export const x = 1;
 await x;
+
+const arr = [Promise.resolve()];
+
+for await (const item of arr) {
+  item;
+}
 
 
 //// [topLevelAwait.js]
+var __asyncValues = (this && this.__asyncValues) || function (o) {
+    if (!Symbol.asyncIterator) throw new TypeError("Symbol.asyncIterator is not defined.");
+    var m = o[Symbol.asyncIterator], i;
+    return m ? m.call(o) : (o = typeof __values === "function" ? __values(o) : o[Symbol.iterator](), i = {}, verb("next"), verb("throw"), verb("return"), i[Symbol.asyncIterator] = function () { return this; }, i);
+    function verb(n) { i[n] = o[n] && function (v) { return new Promise(function (resolve, reject) { v = o[n](v), settle(resolve, reject, v.done, v.value); }); }; }
+    function settle(resolve, reject, d, v) { Promise.resolve(v).then(function(v) { resolve({ value: v, done: d }); }, reject); }
+};
+var e_1, _a;
 export const x = 1;
 await x;
+const arr = [Promise.resolve()];
+try {
+    for (var arr_1 = __asyncValues(arr), arr_1_1; arr_1_1 = await arr_1.next(), !arr_1_1.done;) {
+        const item = arr_1_1.value;
+        item;
+    }
+}
+catch (e_1_1) { e_1 = { error: e_1_1 }; }
+finally {
+    try {
+        if (arr_1_1 && !arr_1_1.done && (_a = arr_1.return)) await _a.call(arr_1);
+    }
+    finally { if (e_1) throw e_1.error; }
+}

tests/baselines/reference/topLevelAwait(module=esnext,target=es2017).symbols

@@ -5,3 +5,17 @@ export const x = 1;
 await x;
 >x : Symbol(x, Decl(topLevelAwait.ts, 0, 12))
 
+const arr = [Promise.resolve()];
+>arr : Symbol(arr, Decl(topLevelAwait.ts, 3, 5))
+>Promise.resolve : Symbol(PromiseConstructor.resolve, Decl(lib.es2015.promise.d.ts, --, --), Decl(lib.es2015.promise.d.ts, --, --))
+>Promise : Symbol(Promise, Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --), Decl(lib.es2015.promise.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --))
+>resolve : Symbol(PromiseConstructor.resolve, Decl(lib.es2015.promise.d.ts, --, --), Decl(lib.es2015.promise.d.ts, --, --))
+
+for await (const item of arr) {
+>item : Symbol(item, Decl(topLevelAwait.ts, 5, 16))
+>arr : Symbol(arr, Decl(topLevelAwait.ts, 3, 5))
+
+  item;
+>item : Symbol(item, Decl(topLevelAwait.ts, 5, 16))
+}
+

tests/baselines/reference/topLevelAwait(module=esnext,target=es2017).types

@@ -7,3 +7,19 @@ await x;
 >await x : 1
 >x : 1
 
+const arr = [Promise.resolve()];
+>arr : Promise<void>[]
+>[Promise.resolve()] : Promise<void>[]
+>Promise.resolve() : Promise<void>
+>Promise.resolve : { <T>(value: T | PromiseLike<T>): Promise<T>; (): Promise<void>; }
+>Promise : PromiseConstructor
+>resolve : { <T>(value: T | PromiseLike<T>): Promise<T>; (): Promise<void>; }
+
+for await (const item of arr) {
+>item : void
+>arr : Promise<void>[]
+
+  item;
+>item : void
+}
+

tests/baselines/reference/topLevelAwait(module=system,target=es2015).errors.txt

@@ -1,9 +1,18 @@
 tests/cases/conformance/externalModules/topLevelAwait.ts(2,1): error TS1378: Top-level 'await' expressions are only allowed when the 'module' option is set to 'esnext' or 'system', and the 'target' option is set to 'es2017' or higher.
+tests/cases/conformance/externalModules/topLevelAwait.ts(6,5): error TS1378: Top-level 'await' expressions are only allowed when the 'module' option is set to 'esnext' or 'system', and the 'target' option is set to 'es2017' or higher.
 
 
-==== tests/cases/conformance/externalModules/topLevelAwait.ts (1 errors) ====
+==== tests/cases/conformance/externalModules/topLevelAwait.ts (2 errors) ====
     export const x = 1;
     await x;
     ~~~~~
 !!! error TS1378: Top-level 'await' expressions are only allowed when the 'module' option is set to 'esnext' or 'system', and the 'target' option is set to 'es2017' or higher.
+    
+    const arr = [Promise.resolve()];
+    
+    for await (const item of arr) {
+        ~~~~~
+!!! error TS1378: Top-level 'await' expressions are only allowed when the 'module' option is set to 'esnext' or 'system', and the 'target' option is set to 'es2017' or higher.
+      item;
+    }
 

tests/baselines/reference/topLevelAwait(module=system,target=es2015).js

@@ -1,18 +1,45 @@
 //// [topLevelAwait.ts]
 export const x = 1;
 await x;
+
+const arr = [Promise.resolve()];
+
+for await (const item of arr) {
+  item;
+}
 
 
 //// [topLevelAwait.js]
 System.register([], function (exports_1, context_1) {
     "use strict";
-    var x;
+    var __asyncValues = (this && this.__asyncValues) || function (o) {
+        if (!Symbol.asyncIterator) throw new TypeError("Symbol.asyncIterator is not defined.");
+        var m = o[Symbol.asyncIterator], i;
+        return m ? m.call(o) : (o = typeof __values === "function" ? __values(o) : o[Symbol.iterator](), i = {}, verb("next"), verb("throw"), verb("return"), i[Symbol.asyncIterator] = function () { return this; }, i);
+        function verb(n) { i[n] = o[n] && function (v) { return new Promise(function (resolve, reject) { v = o[n](v), settle(resolve, reject, v.done, v.value); }); }; }
+        function settle(resolve, reject, d, v) { Promise.resolve(v).then(function(v) { resolve({ value: v, done: d }); }, reject); }
+    };
+    var e_1, _a, x, arr;
     var __moduleName = context_1 && context_1.id;
     return {
         setters: [],
         execute: async function () {
             exports_1("x", x = 1);
             await x;
+            arr = [Promise.resolve()];
+            try {
+                for (var arr_1 = __asyncValues(arr), arr_1_1; arr_1_1 = await arr_1.next(), !arr_1_1.done;) {
+                    const item = arr_1_1.value;
+                    item;
+                }
+            }
+            catch (e_1_1) { e_1 = { error: e_1_1 }; }
+            finally {
+                try {
+                    if (arr_1_1 && !arr_1_1.done && (_a = arr_1.return)) await _a.call(arr_1);
+                }
+                finally { if (e_1) throw e_1.error; }
+            }
         }
     };
 });

tests/baselines/reference/topLevelAwait(module=system,target=es2015).symbols

@@ -5,3 +5,17 @@ export const x = 1;
 await x;
 >x : Symbol(x, Decl(topLevelAwait.ts, 0, 12))
 
+const arr = [Promise.resolve()];
+>arr : Symbol(arr, Decl(topLevelAwait.ts, 3, 5))
+>Promise.resolve : Symbol(PromiseConstructor.resolve, Decl(lib.es2015.promise.d.ts, --, --), Decl(lib.es2015.promise.d.ts, --, --))
+>Promise : Symbol(Promise, Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --), Decl(lib.es2015.promise.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --))
+>resolve : Symbol(PromiseConstructor.resolve, Decl(lib.es2015.promise.d.ts, --, --), Decl(lib.es2015.promise.d.ts, --, --))
+
+for await (const item of arr) {
+>item : Symbol(item, Decl(topLevelAwait.ts, 5, 16))
+>arr : Symbol(arr, Decl(topLevelAwait.ts, 3, 5))
+
+  item;
+>item : Symbol(item, Decl(topLevelAwait.ts, 5, 16))
+}
+

tests/baselines/reference/topLevelAwait(module=system,target=es2015).types

@@ -7,3 +7,19 @@ await x;
 >await x : 1
 >x : 1
 
+const arr = [Promise.resolve()];
+>arr : Promise<void>[]
+>[Promise.resolve()] : Promise<void>[]
+>Promise.resolve() : Promise<void>
+>Promise.resolve : { <T>(value: T | PromiseLike<T>): Promise<T>; (): Promise<void>; }
+>Promise : PromiseConstructor
+>resolve : { <T>(value: T | PromiseLike<T>): Promise<T>; (): Promise<void>; }
+
+for await (const item of arr) {
+>item : void
+>arr : Promise<void>[]
+
+  item;
+>item : void
+}
+

tests/baselines/reference/topLevelAwait(module=system,target=es2017).js

@@ -1,18 +1,45 @@
 //// [topLevelAwait.ts]
 export const x = 1;
 await x;
+
+const arr = [Promise.resolve()];
+
+for await (const item of arr) {
+  item;
+}
 
 
 //// [topLevelAwait.js]
 System.register([], function (exports_1, context_1) {
     "use strict";
-    var x;
+    var __asyncValues = (this && this.__asyncValues) || function (o) {
+        if (!Symbol.asyncIterator) throw new TypeError("Symbol.asyncIterator is not defined.");
+        var m = o[Symbol.asyncIterator], i;
+        return m ? m.call(o) : (o = typeof __values === "function" ? __values(o) : o[Symbol.iterator](), i = {}, verb("next"), verb("throw"), verb("return"), i[Symbol.asyncIterator] = function () { return this; }, i);
+        function verb(n) { i[n] = o[n] && function (v) { return new Promise(function (resolve, reject) { v = o[n](v), settle(resolve, reject, v.done, v.value); }); }; }
+        function settle(resolve, reject, d, v) { Promise.resolve(v).then(function(v) { resolve({ value: v, done: d }); }, reject); }
+    };
+    var e_1, _a, x, arr;
     var __moduleName = context_1 && context_1.id;
     return {
         setters: [],
         execute: async function () {
             exports_1("x", x = 1);
             await x;
+            arr = [Promise.resolve()];
+            try {
+                for (var arr_1 = __asyncValues(arr), arr_1_1; arr_1_1 = await arr_1.next(), !arr_1_1.done;) {
+                    const item = arr_1_1.value;
+                    item;
+                }
+            }
+            catch (e_1_1) { e_1 = { error: e_1_1 }; }
+            finally {
+                try {
+                    if (arr_1_1 && !arr_1_1.done && (_a = arr_1.return)) await _a.call(arr_1);
+                }
+                finally { if (e_1) throw e_1.error; }
+            }
         }
     };
 });

tests/baselines/reference/topLevelAwait(module=system,target=es2017).symbols

@@ -5,3 +5,17 @@ export const x = 1;
 await x;
 >x : Symbol(x, Decl(topLevelAwait.ts, 0, 12))
 
+const arr = [Promise.resolve()];
+>arr : Symbol(arr, Decl(topLevelAwait.ts, 3, 5))
+>Promise.resolve : Symbol(PromiseConstructor.resolve, Decl(lib.es2015.promise.d.ts, --, --), Decl(lib.es2015.promise.d.ts, --, --))
+>Promise : Symbol(Promise, Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --), Decl(lib.es2015.promise.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --))
+>resolve : Symbol(PromiseConstructor.resolve, Decl(lib.es2015.promise.d.ts, --, --), Decl(lib.es2015.promise.d.ts, --, --))
+
+for await (const item of arr) {
+>item : Symbol(item, Decl(topLevelAwait.ts, 5, 16))
+>arr : Symbol(arr, Decl(topLevelAwait.ts, 3, 5))
+
+  item;
+>item : Symbol(item, Decl(topLevelAwait.ts, 5, 16))
+}
+

tests/baselines/reference/topLevelAwait(module=system,target=es2017).types

@@ -7,3 +7,19 @@ await x;
 >await x : 1
 >x : 1
 
+const arr = [Promise.resolve()];
+>arr : Promise<void>[]
+>[Promise.resolve()] : Promise<void>[]
+>Promise.resolve() : Promise<void>
+>Promise.resolve : { <T>(value: T | PromiseLike<T>): Promise<T>; (): Promise<void>; }
+>Promise : PromiseConstructor
+>resolve : { <T>(value: T | PromiseLike<T>): Promise<T>; (): Promise<void>; }
+
+for await (const item of arr) {
+>item : void
+>arr : Promise<void>[]
+
+  item;
+>item : void
+}
+

tests/baselines/reference/topLevelAwaitNonModule.errors.txt

@@ -1,11 +1,20 @@
 tests/cases/conformance/externalModules/topLevelAwaitNonModule.ts(1,1): error TS1375: 'await' expressions are only allowed at the top level of a file when that file is a module, but this file has no imports or exports. Consider adding an empty 'export {}' to make this file a module.
 tests/cases/conformance/externalModules/topLevelAwaitNonModule.ts(1,7): error TS2304: Cannot find name 'x'.
+tests/cases/conformance/externalModules/topLevelAwaitNonModule.ts(5,5): error TS1375: 'await' expressions are only allowed at the top level of a file when that file is a module, but this file has no imports or exports. Consider adding an empty 'export {}' to make this file a module.
 
 
-==== tests/cases/conformance/externalModules/topLevelAwaitNonModule.ts (2 errors) ====
+==== tests/cases/conformance/externalModules/topLevelAwaitNonModule.ts (3 errors) ====
     await x;
     ~~~~~
 !!! error TS1375: 'await' expressions are only allowed at the top level of a file when that file is a module, but this file has no imports or exports. Consider adding an empty 'export {}' to make this file a module.
           ~
 !!! error TS2304: Cannot find name 'x'.
+    
+    const arr = [Promise.resolve()];
+    
+    for await (const item of arr) {
+        ~~~~~
+!!! error TS1375: 'await' expressions are only allowed at the top level of a file when that file is a module, but this file has no imports or exports. Consider adding an empty 'export {}' to make this file a module.
+      item;
+    }