From 8f7dc1912aa1977de9924b92a282a40c52f2d6e1 Mon Sep 17 00:00:00 2001
From: Rick Waldron <waldron.rick@gmail.com>
Date: Fri, 28 Apr 2017 17:43:58 -0400
Subject: [PATCH] for-await-of: dstr-binding, async func & async gen templates
Signed-off-by: Rick Waldron <waldron.rick@gmail.com>
---
...=> for-await-of-async-func-const.template} | 2 +-
...e => for-await-of-async-func-let.template} | 3 +-
...e => for-await-of-async-func-var.template} | 2 +-
.../for-await-of-async-gen-const.template | 51 ++++++++++++++++++
.../for-await-of-async-gen-let.template | 52 +++++++++++++++++++
.../for-await-of-async-gen-var.template | 49 +++++++++++++++++
6 files changed, 156 insertions(+), 3 deletions(-)
rename src/dstr-binding/default/{for-await-of-const.template => for-await-of-async-func-const.template} (95%)
rename src/dstr-binding/default/{for-await-of-let.template => for-await-of-async-func-let.template} (96%)
rename src/dstr-binding/default/{for-await-of-var.template => for-await-of-async-func-var.template} (95%)
create mode 100644 src/dstr-binding/default/for-await-of-async-gen-const.template
create mode 100644 src/dstr-binding/default/for-await-of-async-gen-let.template
create mode 100644 src/dstr-binding/default/for-await-of-async-gen-var.template
diff --git a/src/dstr-binding/default/for-await-of-const.template b/src/dstr-binding/default/for-await-of-async-func-const.template
similarity index 95%
rename from src/dstr-binding/default/for-await-of-const.template
rename to src/dstr-binding/default/for-await-of-async-func-const.template
index f0d90221ac..36a27da784 100644
--- a/src/dstr-binding/default/for-await-of-const.template
+++ b/src/dstr-binding/default/for-await-of-async-func-const.template
@@ -1,7 +1,7 @@
// Copyright (C) 2017 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
-path: language/statements/for-await-of/dstr-const-
+path: language/statements/for-await-of/async-func-dstr-const-
name: for-await-of statement
esid: sec-for-in-and-for-of-statements-runtime-semantics-labelledevaluation
features: [destructuring-binding, async-iteration]
diff --git a/src/dstr-binding/default/for-await-of-let.template b/src/dstr-binding/default/for-await-of-async-func-let.template
similarity index 96%
rename from src/dstr-binding/default/for-await-of-let.template
rename to src/dstr-binding/default/for-await-of-async-func-let.template
index 3fe5f1600b..69d3a3c5c0 100644
--- a/src/dstr-binding/default/for-await-of-let.template
+++ b/src/dstr-binding/default/for-await-of-async-func-let.template
@@ -1,7 +1,7 @@
// Copyright (C) 2017 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
-path: language/statements/for-await-of/dstr-let-
+path: language/statements/for-await-of/async-func-dstr-let-
name: for-await-of statement
esid: sec-for-in-and-for-of-statements-runtime-semantics-labelledevaluation
features: [destructuring-binding, async-iteration]
@@ -45,6 +45,7 @@ async function fn() {
iterCount += 1;
}
}
+
fn()
.then(() => assert.sameValue(iterCount, 1, 'iteration occurred as expected'), $DONE)
.then($DONE, $DONE);
diff --git a/src/dstr-binding/default/for-await-of-var.template b/src/dstr-binding/default/for-await-of-async-func-var.template
similarity index 95%
rename from src/dstr-binding/default/for-await-of-var.template
rename to src/dstr-binding/default/for-await-of-async-func-var.template
index 7c97d614c1..eea5e60af5 100644
--- a/src/dstr-binding/default/for-await-of-var.template
+++ b/src/dstr-binding/default/for-await-of-async-func-var.template
@@ -1,7 +1,7 @@
// Copyright (C) 2017 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
-path: language/statements/for-await-of/dstr-var-
+path: language/statements/for-await-of/async-func-dstr-var-
name: for-await-of statement
esid: sec-for-in-and-for-of-statements-runtime-semantics-labelledevaluation
features: [destructuring-binding, async-iteration]
diff --git a/src/dstr-binding/default/for-await-of-async-gen-const.template b/src/dstr-binding/default/for-await-of-async-gen-const.template
new file mode 100644
index 0000000000..c3891e7814
--- /dev/null
+++ b/src/dstr-binding/default/for-await-of-async-gen-const.template
@@ -0,0 +1,51 @@
+// Copyright (C) 2017 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+path: language/statements/for-await-of/async-gen-dstr-const-
+name: for-await-of statement
+esid: sec-for-in-and-for-of-statements-runtime-semantics-labelledevaluation
+features: [destructuring-binding, async-iteration]
+flags: [async]
+info: |
+ IterationStatement :
+ for await ( ForDeclaration of AssignmentExpression ) Statement
+
+ [...]
+ 2. Return ? ForIn/OfBodyEvaluation(ForDeclaration, Statement, keyResult,
+ lexicalBinding, labelSet, async).
+
+ 13.7.5.13 Runtime Semantics: ForIn/OfBodyEvaluation
+
+ [...]
+ 3. Let destructuring be IsDestructuring of lhs.
+ [...]
+ 5. Repeat
+ [...]
+ h. If destructuring is false, then
+ [...]
+ i. Else
+ i. If lhsKind is assignment, then
+ [...]
+ ii. Else if lhsKind is varBinding, then
+ [...]
+ iii. Else,
+ 1. Assert: lhsKind is lexicalBinding.
+ 2. Assert: lhs is a ForDeclaration.
+ 3. Let status be the result of performing BindingInitialization
+ for lhs passing nextValue and iterationEnv as arguments.
+ [...]
+---*/
+
+var iterCount = 0;
+
+async function *fn() {
+ for await (const /*{ elems }*/ of [/*{ vals }*/]) {
+ /*{ body }*/
+
+ iterCount += 1;
+ }
+}
+
+fn().next()
+ .then(() => assert.sameValue(iterCount, 1, 'iteration occurred as expected'), $DONE)
+ .then($DONE, $DONE);
diff --git a/src/dstr-binding/default/for-await-of-async-gen-let.template b/src/dstr-binding/default/for-await-of-async-gen-let.template
new file mode 100644
index 0000000000..8a78365b0b
--- /dev/null
+++ b/src/dstr-binding/default/for-await-of-async-gen-let.template
@@ -0,0 +1,52 @@
+// Copyright (C) 2017 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+path: language/statements/for-await-of/async-gen-dstr-let-
+name: for-await-of statement
+esid: sec-for-in-and-for-of-statements-runtime-semantics-labelledevaluation
+features: [destructuring-binding, async-iteration]
+flags: [async]
+info: |
+ IterationStatement :
+ for await ( ForDeclaration of AssignmentExpression ) Statement
+
+ [...]
+ 2. Return ? ForIn/OfBodyEvaluation(ForDeclaration, Statement, keyResult,
+ lexicalBinding, labelSet, async).
+
+ 13.7.5.13 Runtime Semantics: ForIn/OfBodyEvaluation
+
+ [...]
+ 3. Let destructuring be IsDestructuring of lhs.
+ [...]
+ 5. Repeat
+ [...]
+ h. If destructuring is false, then
+ [...]
+ i. Else
+ i. If lhsKind is assignment, then
+ [...]
+ ii. Else if lhsKind is varBinding, then
+ [...]
+ iii. Else,
+ 1. Assert: lhsKind is lexicalBinding.
+ 2. Assert: lhs is a ForDeclaration.
+ 3. Let status be the result of performing BindingInitialization
+ for lhs passing nextValue and iterationEnv as arguments.
+ [...]
+---*/
+
+var iterCount = 0;
+
+async function *fn() {
+ for await (let /*{ elems }*/ of [/*{ vals }*/]) {
+ /*{ body }*/
+
+ iterCount += 1;
+ }
+}
+
+fn().next()
+ .then(() => assert.sameValue(iterCount, 1, 'iteration occurred as expected'), $DONE)
+ .then($DONE, $DONE);
+
diff --git a/src/dstr-binding/default/for-await-of-async-gen-var.template b/src/dstr-binding/default/for-await-of-async-gen-var.template
new file mode 100644
index 0000000000..06e3d52b68
--- /dev/null
+++ b/src/dstr-binding/default/for-await-of-async-gen-var.template
@@ -0,0 +1,49 @@
+// Copyright (C) 2017 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+path: language/statements/for-await-of/async-gen-dstr-var-
+name: for-await-of statement
+esid: sec-for-in-and-for-of-statements-runtime-semantics-labelledevaluation
+features: [destructuring-binding, async-iteration]
+flags: [async]
+info: |
+ IterationStatement :
+ for await ( var ForBinding of AssignmentExpression ) Statement
+
+ [...]
+ 2. Return ? ForIn/OfBodyEvaluation(ForBinding, Statement, keyResult,
+ varBinding, labelSet, async).
+
+ 13.7.5.13 Runtime Semantics: ForIn/OfBodyEvaluation
+
+ [...]
+ 3. Let destructuring be IsDestructuring of lhs.
+ [...]
+ 5. Repeat
+ [...]
+ h. If destructuring is false, then
+ [...]
+ i. Else
+ i. If lhsKind is assignment, then
+ [...]
+ ii. Else if lhsKind is varBinding, then
+ 1. Assert: lhs is a ForBinding.
+ 2. Let status be the result of performing BindingInitialization
+ for lhs passing nextValue and undefined as the arguments.
+ [...]
+---*/
+
+var iterCount = 0;
+
+async function *fn() {
+ for await (var /*{ elems }*/ of [/*{ vals }*/]) {
+ /*{ body }*/
+
+ iterCount += 1;
+ }
+}
+
+fn().next()
+ .then(() => assert.sameValue(iterCount, 1, 'iteration occurred as expected'), $DONE)
+ .then($DONE, $DONE);
+
--
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