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Unified Diff: tests/compiler/dart2js/async_await_js_transform_test.dart

Issue 926553005: Move the try-catch out of the async-function (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Update unit test Created 5 years, 10 months ago
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Index: tests/compiler/dart2js/async_await_js_transform_test.dart
diff --git a/tests/compiler/dart2js/async_await_js_transform_test.dart b/tests/compiler/dart2js/async_await_js_transform_test.dart
index 98bcbe393f4d0dd9cf9cb79630cc594cf16f58da..0f0873b7a1be42ac3b034215036b1a7d6cf0e5ff 100644
--- a/tests/compiler/dart2js/async_await_js_transform_test.dart
+++ b/tests/compiler/dart2js/async_await_js_transform_test.dart
@@ -41,54 +41,48 @@ function(a) {
__goto = __handler;
}
while (true)
- try {
- switch (__goto) {
- case 0:
- // Function start
- print(__self.x);
- __goto = 2;
- return thenHelper(foo(), __body, __completer);
- case 2:
- // returning from await.
- // implicit return
- return thenHelper(null, 0, __completer, null);
- case 1:
- // rethrow
- return thenHelper(__currentError, 1, __completer);
- }
- } catch (__error) {
- __currentError = __error;
- __goto = __handler;
+ switch (__goto) {
+ case 0:
+ // Function start
+ print(__self.x);
+ __goto = 2;
+ return thenHelper(foo(), __body, __completer);
+ case 2:
+ // returning from await.
+ // implicit return
+ return thenHelper(null, 0, __completer, null);
+ case 1:
+ // rethrow
+ return thenHelper(__currentError, 1, __completer);
}
-
}
return thenHelper(null, __body, __completer, null);
}""");
testTransform("""
-function(b) async {
- try {
- __outer: while (true) { // Overlapping label name.
- try {
- inner: while (true) {
- break __outer; // Break from untranslated loop to translated target.
- break; // break to untranslated target.
- }
- while (true) {
- return; // Return via finallies.
+ function(b) async {
+ try {
+ __outer: while (true) { // Overlapping label name.
+ try {
+ inner: while (true) {
+ break __outer; // Break from untranslated loop to translated target.
+ break; // break to untranslated target.
+ }
+ while (true) {
+ return; // Return via finallies.
+ }
+ var __helper = await foo(); // Overlapping variable name.
+ } finally {
+ foo();
+ continue; // Continue from finally with pending finally.
+ return 2; // Return from finally with pending finally.
}
- var __helper = await foo(); // Overlapping variable name.
- } finally {
- foo();
- continue; // Continue from finally with pending finally.
- return 2; // Return from finally with pending finally.
}
+ } finally {
+ return 3; // Return from finally with no pending finally.
}
- } finally {
- return 3; // Return from finally with no pending finally.
- }
- return 4;
-}""", """
+ return 4;
+ }""", """
function(b) {
var __goto = 0, __completer = new Completer(), __handler = 2, __currentError, __next, __returnValue, __helper;
function __body(__errorCode, __result) {
@@ -97,108 +91,102 @@ function(b) {
__goto = __handler;
}
while (true)
- try {
- __outer1:
- switch (__goto) {
- case 0:
- // Function start
- __handler = 3;
- case 7:
- // continue __outer
- case 8:
- // while condition
- __handler = 10;
- inner: {
- while (true) {
- __next = [6];
- // goto finally
- __goto = 11;
- break __outer1;
- break;
- }
- }
+ __outer1:
+ switch (__goto) {
+ case 0:
+ // Function start
+ __handler = 3;
+ case 7:
+ // continue __outer
+ case 8:
+ // while condition
+ __handler = 10;
+ inner: {
while (true) {
- __next = [1, 4];
+ __next = [6];
// goto finally
__goto = 11;
break __outer1;
+ break;
}
- __goto = 13;
- return thenHelper(foo(), __body, __completer);
- case 13:
- // returning from await.
- __helper = __result;
- __next = [12];
+ }
+ while (true) {
+ __next = [1, 4];
// goto finally
__goto = 11;
- break;
- case 10:
- // uncaught
- __next = [3];
- case 11:
- // finally
- __handler = 3;
- foo();
- // goto while condition
- __goto = 8;
- break;
- __returnValue = 2;
- __next = [1];
- // goto finally
- __goto = 4;
- break;
- // goto the next finally handler
- __goto = __next.pop();
- break;
- case 12:
- // after finally
- // goto while condition
- __goto = 8;
- break;
- case 9:
- // after while
- case 6:
- // break __outer
- __next = [5];
- // goto finally
- __goto = 4;
- break;
- case 3:
- // uncaught
- __next = [2];
- case 4:
- // finally
- __handler = 2;
- __returnValue = 3;
- // goto return
- __goto = 1;
- break;
- // goto the next finally handler
- __goto = __next.pop();
- break;
- case 5:
- // after finally
- __returnValue = 4;
- // goto return
- __goto = 1;
- break;
- case 1:
- // return
- return thenHelper(__returnValue, 0, __completer, null);
- case 2:
- // rethrow
- return thenHelper(__currentError, 1, __completer);
- }
- } catch (__error) {
- __currentError = __error;
- __goto = __handler;
- }
-
+ break __outer1;
+ }
+ __goto = 13;
+ return thenHelper(foo(), __body, __completer);
+ case 13:
+ // returning from await.
+ __helper = __result;
+ __next = [12];
+ // goto finally
+ __goto = 11;
+ break;
+ case 10:
+ // uncaught
+ __next = [3];
+ case 11:
+ // finally
+ __handler = 3;
+ foo();
+ // goto while condition
+ __goto = 8;
+ break;
+ __returnValue = 2;
+ __next = [1];
+ // goto finally
+ __goto = 4;
+ break;
+ // goto the next finally handler
+ __goto = __next.pop();
+ break;
+ case 12:
+ // after finally
+ // goto while condition
+ __goto = 8;
+ break;
+ case 9:
+ // after while
+ case 6:
+ // break __outer
+ __next = [5];
+ // goto finally
+ __goto = 4;
+ break;
+ case 3:
+ // uncaught
+ __next = [2];
+ case 4:
+ // finally
+ __handler = 2;
+ __returnValue = 3;
+ // goto return
+ __goto = 1;
+ break;
+ // goto the next finally handler
+ __goto = __next.pop();
+ break;
+ case 5:
+ // after finally
+ __returnValue = 4;
+ // goto return
+ __goto = 1;
+ break;
+ case 1:
+ // return
+ return thenHelper(__returnValue, 0, __completer, null);
+ case 2:
+ // rethrow
+ return thenHelper(__currentError, 1, __completer);
+ }
}
return thenHelper(null, __body, __completer, null);
}""");
- testTransform("""
+ testTransform("""
function(c) async {
var a, b, c, d, e, f;
a = b++; // post- and preincrements.
@@ -216,61 +204,55 @@ function(c) {
__goto = __handler;
}
while (true)
- try {
- switch (__goto) {
- case 0:
- // Function start
- a = b++;
- b = --b;
- __goto = 2;
- return thenHelper(foo(), __body, __completer);
- case 2:
- // returning from await.
- c = __result.a++;
- __goto = 3;
- return thenHelper(foo(), __body, __completer);
- case 3:
- // returning from await.
- d = ++__result.a;
- __temp1 = foo1();
- __goto = 4;
- return thenHelper(foo2(), __body, __completer);
- case 4:
- // returning from await.
- e = __temp1[__result]--;
- __temp1 = foo1();
- __goto = 5;
- return thenHelper(foo2(), __body, __completer);
- case 5:
- // returning from await.
- f = --__temp1[__result];
- // implicit return
- return thenHelper(null, 0, __completer, null);
- case 1:
- // rethrow
- return thenHelper(__currentError, 1, __completer);
- }
- } catch (__error) {
- __currentError = __error;
- __goto = __handler;
+ switch (__goto) {
+ case 0:
+ // Function start
+ a = b++;
+ b = --b;
+ __goto = 2;
+ return thenHelper(foo(), __body, __completer);
+ case 2:
+ // returning from await.
+ c = __result.a++;
+ __goto = 3;
+ return thenHelper(foo(), __body, __completer);
+ case 3:
+ // returning from await.
+ d = ++__result.a;
+ __temp1 = foo1();
+ __goto = 4;
+ return thenHelper(foo2(), __body, __completer);
+ case 4:
+ // returning from await.
+ e = __temp1[__result]--;
+ __temp1 = foo1();
+ __goto = 5;
+ return thenHelper(foo2(), __body, __completer);
+ case 5:
+ // returning from await.
+ f = --__temp1[__result];
+ // implicit return
+ return thenHelper(null, 0, __completer, null);
+ case 1:
+ // rethrow
+ return thenHelper(__currentError, 1, __completer);
}
-
}
return thenHelper(null, __body, __completer, null);
}""");
testTransform("""
-function(d2) async {
- var a, b, c, d, e, f, g, h; // empty initializer
- a = foo1() || await foo2(); // short circuiting operators
- b = await foo1() || foo2();
- c = await foo1() || foo3(await foo2());
- d = foo1() || foo2();
- e = foo1() && await foo2();
- f = await foo1() && foo2();
- g = await foo1() && await foo2();
- h = foo1() && foo2();
-}""", """
+ function(d2) async {
+ var a, b, c, d, e, f, g, h; // empty initializer
+ a = foo1() || await foo2(); // short circuiting operators
+ b = await foo1() || foo2();
+ c = await foo1() || foo3(await foo2());
+ d = foo1() || foo2();
+ e = foo1() && await foo2();
+ f = await foo1() && foo2();
+ g = await foo1() && await foo2();
+ h = foo1() && foo2();
+ }""", """
function(d2) {
var __goto = 0, __completer = new Completer(), __handler = 1, __currentError, a, b, c, d, e, f, g, h, __temp1;
function __body(__errorCode, __result) {
@@ -279,126 +261,120 @@ function(d2) {
__goto = __handler;
}
while (true)
- try {
- switch (__goto) {
- case 0:
- // Function start
- __temp1 = foo1();
- if (__temp1) {
- // goto then
- __goto = 2;
- break;
- } else
- __result = __temp1;
- // goto join
- __goto = 3;
+ switch (__goto) {
+ case 0:
+ // Function start
+ __temp1 = foo1();
+ if (__temp1) {
+ // goto then
+ __goto = 2;
break;
- case 2:
- // then
- __goto = 4;
- return thenHelper(foo2(), __body, __completer);
- case 4:
- // returning from await.
- case 3:
- // join
- a = __result;
- __goto = 5;
- return thenHelper(foo1(), __body, __completer);
- case 5:
- // returning from await.
- b = __result || foo2();
- __goto = 8;
- return thenHelper(foo1(), __body, __completer);
- case 8:
- // returning from await.
- __temp1 = __result;
- if (__temp1) {
- // goto then
- __goto = 6;
- break;
- } else
- __result = __temp1;
- // goto join
- __goto = 7;
+ } else
+ __result = __temp1;
+ // goto join
+ __goto = 3;
+ break;
+ case 2:
+ // then
+ __goto = 4;
+ return thenHelper(foo2(), __body, __completer);
+ case 4:
+ // returning from await.
+ case 3:
+ // join
+ a = __result;
+ __goto = 5;
+ return thenHelper(foo1(), __body, __completer);
+ case 5:
+ // returning from await.
+ b = __result || foo2();
+ __goto = 8;
+ return thenHelper(foo1(), __body, __completer);
+ case 8:
+ // returning from await.
+ __temp1 = __result;
+ if (__temp1) {
+ // goto then
+ __goto = 6;
break;
- case 6:
- // then
- __temp1 = foo3;
- __goto = 9;
- return thenHelper(foo2(), __body, __completer);
- case 9:
- // returning from await.
- __result = __temp1(__result);
- case 7:
- // join
- c = __result;
- d = foo1() || foo2();
- __temp1 = foo1();
- if (__temp1)
- __result = __temp1;
- else {
- // goto then
- __goto = 10;
- break;
- }
- // goto join
- __goto = 11;
+ } else
+ __result = __temp1;
+ // goto join
+ __goto = 7;
+ break;
+ case 6:
+ // then
+ __temp1 = foo3;
+ __goto = 9;
+ return thenHelper(foo2(), __body, __completer);
+ case 9:
+ // returning from await.
+ __result = __temp1(__result);
+ case 7:
+ // join
+ c = __result;
+ d = foo1() || foo2();
+ __temp1 = foo1();
+ if (__temp1)
+ __result = __temp1;
+ else {
+ // goto then
+ __goto = 10;
break;
- case 10:
- // then
- __goto = 12;
- return thenHelper(foo2(), __body, __completer);
- case 12:
- // returning from await.
- case 11:
- // join
- e = __result;
- __goto = 13;
- return thenHelper(foo1(), __body, __completer);
- case 13:
- // returning from await.
- f = __result && foo2();
- __goto = 16;
- return thenHelper(foo1(), __body, __completer);
- case 16:
- // returning from await.
- __temp1 = __result;
- if (__temp1)
- __result = __temp1;
- else {
- // goto then
- __goto = 14;
- break;
- }
- // goto join
- __goto = 15;
+ }
+ // goto join
+ __goto = 11;
+ break;
+ case 10:
+ // then
+ __goto = 12;
+ return thenHelper(foo2(), __body, __completer);
+ case 12:
+ // returning from await.
+ case 11:
+ // join
+ e = __result;
+ __goto = 13;
+ return thenHelper(foo1(), __body, __completer);
+ case 13:
+ // returning from await.
+ f = __result && foo2();
+ __goto = 16;
+ return thenHelper(foo1(), __body, __completer);
+ case 16:
+ // returning from await.
+ __temp1 = __result;
+ if (__temp1)
+ __result = __temp1;
+ else {
+ // goto then
+ __goto = 14;
break;
- case 14:
- // then
- __goto = 17;
- return thenHelper(foo2(), __body, __completer);
- case 17:
- // returning from await.
- case 15:
- // join
- g = __result;
- h = foo1() && foo2();
- // implicit return
- return thenHelper(null, 0, __completer, null);
- case 1:
- // rethrow
- return thenHelper(__currentError, 1, __completer);
- }
- } catch (__error) {
- __currentError = __error;
- __goto = __handler;
+ }
+ // goto join
+ __goto = 15;
+ break;
+ case 14:
+ // then
+ __goto = 17;
+ return thenHelper(foo2(), __body, __completer);
+ case 17:
+ // returning from await.
+ case 15:
+ // join
+ g = __result;
+ h = foo1() && foo2();
+ // implicit return
+ return thenHelper(null, 0, __completer, null);
+ case 1:
+ // rethrow
+ return thenHelper(__currentError, 1, __completer);
}
-
}
return thenHelper(null, __body, __completer, null);
}""");
- testTransform("""
+ testTransform("""
function(x, y) async {
while (true) {
switch(y) { // Switch with no awaits in case key expressions
@@ -422,91 +398,85 @@ function(x, y) {
__goto = __handler;
}
while (true)
- try {
- switch (__goto) {
- case 0:
- // Function start
- case 2:
- // while condition
- case 4:
- // switch
- switch (y) {
- case 0:
- // goto case
- __goto = 6;
- break;
- case 1:
- // goto case
- __goto = 7;
- break;
- case 1:
- // goto case
- __goto = 8;
- break;
- case 2:
- // goto case
- __goto = 9;
- break;
- }
- // goto after switch
- __goto = 5;
- break;
- case 6:
- // case
- case 7:
- // case
- __goto = 10;
- return thenHelper(foo(), __body, __completer);
- case 10:
- // returning from await.
- // goto while condition
- __goto = 2;
- break;
- case 8:
- // case
- __goto = 11;
- return thenHelper(foo(), __body, __completer);
- case 11:
- // returning from await.
- // goto after switch
- __goto = 5;
- break;
- case 9:
- // case
- foo();
- case 5:
- // after switch
- // goto while condition
- __goto = 2;
- break;
- case 3:
- // after while
- // implicit return
- return thenHelper(null, 0, __completer, null);
- case 1:
- // rethrow
- return thenHelper(__currentError, 1, __completer);
- }
- } catch (__error) {
- __currentError = __error;
- __goto = __handler;
+ switch (__goto) {
+ case 0:
+ // Function start
+ case 2:
+ // while condition
+ case 4:
+ // switch
+ switch (y) {
+ case 0:
+ // goto case
+ __goto = 6;
+ break;
+ case 1:
+ // goto case
+ __goto = 7;
+ break;
+ case 1:
+ // goto case
+ __goto = 8;
+ break;
+ case 2:
+ // goto case
+ __goto = 9;
+ break;
+ }
+ // goto after switch
+ __goto = 5;
+ break;
+ case 6:
+ // case
+ case 7:
+ // case
+ __goto = 10;
+ return thenHelper(foo(), __body, __completer);
+ case 10:
+ // returning from await.
+ // goto while condition
+ __goto = 2;
+ break;
+ case 8:
+ // case
+ __goto = 11;
+ return thenHelper(foo(), __body, __completer);
+ case 11:
+ // returning from await.
+ // goto after switch
+ __goto = 5;
+ break;
+ case 9:
+ // case
+ foo();
+ case 5:
+ // after switch
+ // goto while condition
+ __goto = 2;
+ break;
+ case 3:
+ // after while
+ // implicit return
+ return thenHelper(null, 0, __completer, null);
+ case 1:
+ // rethrow
+ return thenHelper(__currentError, 1, __completer);
}
-
}
return thenHelper(null, __body, __completer, null);
}""");
testTransform("""
-function(f) async {
- do {
- var a = await foo();
- if (a) // If with no awaits in body
- break;
- else
- continue;
- } while (await foo());
-}
-""", """
+ function(f) async {
+ do {
+ var a = await foo();
+ if (a) // If with no awaits in body
+ break;
+ else
+ continue;
+ } while (await foo());
+ }
+ """, """
function(f) {
var __goto = 0, __completer = new Completer(), __handler = 1, __currentError, a;
function __body(__errorCode, __result) {
@@ -515,55 +485,49 @@ function(f) {
__goto = __handler;
}
while (true)
- try {
- switch (__goto) {
- case 0:
- // Function start
- case 2:
- // do body
- __goto = 5;
- return thenHelper(foo(), __body, __completer);
- case 5:
- // returning from await.
- a = __result;
- if (a) {
- // goto after do
- __goto = 4;
- break;
- } else {
- // goto do condition
- __goto = 3;
- break;
- }
- case 3:
- // do condition
- __goto = 6;
- return thenHelper(foo(), __body, __completer);
- case 6:
- // returning from await.
- if (__result) {
- // goto do body
- __goto = 2;
- break;
- }
- case 4:
- // after do
- // implicit return
- return thenHelper(null, 0, __completer, null);
- case 1:
- // rethrow
- return thenHelper(__currentError, 1, __completer);
- }
- } catch (__error) {
- __currentError = __error;
- __goto = __handler;
+ switch (__goto) {
+ case 0:
+ // Function start
+ case 2:
+ // do body
+ __goto = 5;
+ return thenHelper(foo(), __body, __completer);
+ case 5:
+ // returning from await.
+ a = __result;
+ if (a) {
+ // goto after do
+ __goto = 4;
+ break;
+ } else {
+ // goto do condition
+ __goto = 3;
+ break;
+ }
+ case 3:
+ // do condition
+ __goto = 6;
+ return thenHelper(foo(), __body, __completer);
+ case 6:
+ // returning from await.
+ if (__result) {
+ // goto do body
+ __goto = 2;
+ break;
+ }
+ case 4:
+ // after do
+ // implicit return
+ return thenHelper(null, 0, __completer, null);
+ case 1:
+ // rethrow
+ return thenHelper(__currentError, 1, __completer);
}
-
}
return thenHelper(null, __body, __completer, null);
}""");
- testTransform("""
+ testTransform("""
function(g) async {
for (var i = 0; i < await foo1(); i += await foo2()) {
if (foo(i))
@@ -586,89 +550,83 @@ function(g) {
__goto = __handler;
}
while (true)
- try {
- switch (__goto) {
- case 0:
- // Function start
- i = 0;
- case 3:
- // for condition
- __temp1 = i;
- __goto = 6;
- return thenHelper(foo1(), __body, __completer);
- case 6:
- // returning from await.
- if (!(__temp1 < __result)) {
- // goto after for
- __goto = 5;
- break;
- }
- if (foo(i)) {
- // goto for update
- __goto = 4;
- break;
- } else {
- // goto after for
- __goto = 5;
- break;
- }
- __goto = !foo(i) ? 7 : 8;
+ switch (__goto) {
+ case 0:
+ // Function start
+ i = 0;
+ case 3:
+ // for condition
+ __temp1 = i;
+ __goto = 6;
+ return thenHelper(foo1(), __body, __completer);
+ case 6:
+ // returning from await.
+ if (!(__temp1 < __result)) {
+ // goto after for
+ __goto = 5;
break;
- case 7:
- // then
- __goto = 9;
- return thenHelper(foo(), __body, __completer);
- case 9:
- // returning from await.
- // goto return
- __goto = 1;
+ }
+ if (foo(i)) {
+ // goto for update
+ __goto = 4;
break;
- case 8:
- // join
- __temp1 = print;
- __goto = 10;
- return thenHelper(foo(i), __body, __completer);
- case 10:
- // returning from await.
- __temp1(__result);
- case 4:
- // for update
- __goto = 11;
- return thenHelper(foo2(), __body, __completer);
- case 11:
- // returning from await.
- i = __result;
- // goto for condition
- __goto = 3;
+ } else {
+ // goto after for
+ __goto = 5;
break;
- case 5:
- // after for
- case 1:
- // return
- return thenHelper(__returnValue, 0, __completer, null);
- case 2:
- // rethrow
- return thenHelper(__currentError, 1, __completer);
- }
- } catch (__error) {
- __currentError = __error;
- __goto = __handler;
+ }
+ __goto = !foo(i) ? 7 : 8;
+ break;
+ case 7:
+ // then
+ __goto = 9;
+ return thenHelper(foo(), __body, __completer);
+ case 9:
+ // returning from await.
+ // goto return
+ __goto = 1;
+ break;
+ case 8:
+ // join
+ __temp1 = print;
+ __goto = 10;
+ return thenHelper(foo(i), __body, __completer);
+ case 10:
+ // returning from await.
+ __temp1(__result);
+ case 4:
+ // for update
+ __goto = 11;
+ return thenHelper(foo2(), __body, __completer);
+ case 11:
+ // returning from await.
+ i = __result;
+ // goto for condition
+ __goto = 3;
+ break;
+ case 5:
+ // after for
+ case 1:
+ // return
+ return thenHelper(__returnValue, 0, __completer, null);
+ case 2:
+ // rethrow
+ return thenHelper(__currentError, 1, __completer);
}
-
}
return thenHelper(null, __body, __completer, null);
}""");
testTransform("""
-function(a, h) async {
- var x = {"a": foo1(), "b": await foo2(), "c": foo3()};
- x["a"] = 2; // Different assignments
- (await foo()).a = 3;
- x[await foo()] = 4;
- x[(await foo1()).a = await foo2()] = 5;
- (await foo1())[await foo2()] = await foo3(6);
-}
-""", """
+ function(a, h) async {
+ var x = {"a": foo1(), "b": await foo2(), "c": foo3()};
+ x["a"] = 2; // Different assignments
+ (await foo()).a = 3;
+ x[await foo()] = 4;
+ x[(await foo1()).a = await foo2()] = 5;
+ (await foo1())[await foo2()] = await foo3(6);
+ }
+ """, """
function(a, h) {
var __goto = 0, __completer = new Completer(), __handler = 1, __currentError, x, __temp1, __temp2;
function __body(__errorCode, __result) {
@@ -677,70 +635,64 @@ function(a, h) {
__goto = __handler;
}
while (true)
- try {
- switch (__goto) {
- case 0:
- // Function start
- __temp1 = foo1();
- __goto = 2;
- return thenHelper(foo2(), __body, __completer);
- case 2:
- // returning from await.
- x = {a: __temp1, b: __result, c: foo3()};
- x.a = 2;
- __goto = 3;
- return thenHelper(foo(), __body, __completer);
- case 3:
- // returning from await.
- __result.a = 3;
- __temp1 = x;
- __goto = 4;
- return thenHelper(foo(), __body, __completer);
- case 4:
- // returning from await.
- __temp1[__result] = 4;
- __temp1 = x;
- __goto = 5;
- return thenHelper(foo1(), __body, __completer);
- case 5:
- // returning from await.
- __temp2 = __result;
- __goto = 6;
- return thenHelper(foo2(), __body, __completer);
- case 6:
- // returning from await.
- __temp1[__temp2.a = __result] = 5;
- __goto = 7;
- return thenHelper(foo1(), __body, __completer);
- case 7:
- // returning from await.
- __temp1 = __result;
- __goto = 8;
- return thenHelper(foo2(), __body, __completer);
- case 8:
- // returning from await.
- __temp2 = __result;
- __goto = 9;
- return thenHelper(foo3(6), __body, __completer);
- case 9:
- // returning from await.
- __temp1[__temp2] = __result;
- // implicit return
- return thenHelper(null, 0, __completer, null);
- case 1:
- // rethrow
- return thenHelper(__currentError, 1, __completer);
- }
- } catch (__error) {
- __currentError = __error;
- __goto = __handler;
+ switch (__goto) {
+ case 0:
+ // Function start
+ __temp1 = foo1();
+ __goto = 2;
+ return thenHelper(foo2(), __body, __completer);
+ case 2:
+ // returning from await.
+ x = {a: __temp1, b: __result, c: foo3()};
+ x.a = 2;
+ __goto = 3;
+ return thenHelper(foo(), __body, __completer);
+ case 3:
+ // returning from await.
+ __result.a = 3;
+ __temp1 = x;
+ __goto = 4;
+ return thenHelper(foo(), __body, __completer);
+ case 4:
+ // returning from await.
+ __temp1[__result] = 4;
+ __temp1 = x;
+ __goto = 5;
+ return thenHelper(foo1(), __body, __completer);
+ case 5:
+ // returning from await.
+ __temp2 = __result;
+ __goto = 6;
+ return thenHelper(foo2(), __body, __completer);
+ case 6:
+ // returning from await.
+ __temp1[__temp2.a = __result] = 5;
+ __goto = 7;
+ return thenHelper(foo1(), __body, __completer);
+ case 7:
+ // returning from await.
+ __temp1 = __result;
+ __goto = 8;
+ return thenHelper(foo2(), __body, __completer);
+ case 8:
+ // returning from await.
+ __temp2 = __result;
+ __goto = 9;
+ return thenHelper(foo3(6), __body, __completer);
+ case 9:
+ // returning from await.
+ __temp1[__temp2] = __result;
+ // implicit return
+ return thenHelper(null, 0, __completer, null);
+ case 1:
+ // rethrow
+ return thenHelper(__currentError, 1, __completer);
}
-
}
return thenHelper(null, __body, __completer, null);
}""");
- testTransform("""
+ testTransform("""
function(c, i) async {
try {
var x = c ? await foo() : foo(); // conditional
@@ -764,114 +716,108 @@ function(c, i) {
__goto = __handler;
}
while (true)
- try {
- switch (__goto) {
- case 0:
- // Function start
- __handler = 3;
- __goto = c ? 6 : 8;
- break;
- case 6:
- // then
- __goto = 9;
- return thenHelper(foo(), __body, __completer);
- case 9:
- // returning from await.
- // goto join
- __goto = 7;
- break;
- case 8:
- // else
- __result = foo();
- case 7:
- // join
- x = __result;
- y = {};
- __handler = 1;
- // goto after finally
- __goto = 5;
- break;
- case 3:
- // catch
- __handler = 2;
- __error1 = __currentError;
- __handler = 11;
- __goto = c ? 14 : 16;
- break;
- case 14:
- // then
- __goto = 17;
- return thenHelper(fooError(__error1), __body, __completer);
- case 17:
- // returning from await.
- // goto join
- __goto = 15;
- break;
- case 16:
- // else
- __result = fooError(__error1);
- case 15:
- // join
- x = __result;
- __next = [13];
- // goto finally
- __goto = 12;
- break;
- case 11:
- // catch
- __handler = 10;
- __error2 = __currentError;
- y.x = foo(__error2);
- __next = [13];
- // goto finally
- __goto = 12;
- break;
- case 10:
- // uncaught
- __next = [2];
- case 12:
- // finally
- __handler = 2;
- foo(x);
- // goto the next finally handler
- __goto = __next.pop();
- break;
- case 13:
- // after finally
- // goto after finally
- __goto = 5;
- break;
- case 2:
- // uncaught
- // goto rethrow
- __goto = 1;
- break;
- case 5:
- // after finally
- // implicit return
- return thenHelper(null, 0, __completer, null);
- case 1:
- // rethrow
- return thenHelper(__currentError, 1, __completer);
- }
- } catch (__error) {
- __currentError = __error;
- __goto = __handler;
+ switch (__goto) {
+ case 0:
+ // Function start
+ __handler = 3;
+ __goto = c ? 6 : 8;
+ break;
+ case 6:
+ // then
+ __goto = 9;
+ return thenHelper(foo(), __body, __completer);
+ case 9:
+ // returning from await.
+ // goto join
+ __goto = 7;
+ break;
+ case 8:
+ // else
+ __result = foo();
+ case 7:
+ // join
+ x = __result;
+ y = {};
+ __handler = 1;
+ // goto after finally
+ __goto = 5;
+ break;
+ case 3:
+ // catch
+ __handler = 2;
+ __error1 = __currentError;
+ __handler = 11;
+ __goto = c ? 14 : 16;
+ break;
+ case 14:
+ // then
+ __goto = 17;
+ return thenHelper(fooError(__error1), __body, __completer);
+ case 17:
+ // returning from await.
+ // goto join
+ __goto = 15;
+ break;
+ case 16:
+ // else
+ __result = fooError(__error1);
+ case 15:
+ // join
+ x = __result;
+ __next = [13];
+ // goto finally
+ __goto = 12;
+ break;
+ case 11:
+ // catch
+ __handler = 10;
+ __error2 = __currentError;
+ y.x = foo(__error2);
+ __next = [13];
+ // goto finally
+ __goto = 12;
+ break;
+ case 10:
+ // uncaught
+ __next = [2];
+ case 12:
+ // finally
+ __handler = 2;
+ foo(x);
+ // goto the next finally handler
+ __goto = __next.pop();
+ break;
+ case 13:
+ // after finally
+ // goto after finally
+ __goto = 5;
+ break;
+ case 2:
+ // uncaught
+ // goto rethrow
+ __goto = 1;
+ break;
+ case 5:
+ // after finally
+ // implicit return
+ return thenHelper(null, 0, __completer, null);
+ case 1:
+ // rethrow
+ return thenHelper(__currentError, 1, __completer);
}
-
}
return thenHelper(null, __body, __completer, null);
}""");
testTransform("""
-function(x, y, j) async {
- print(await(foo(x))); // calls
- (await print)(foo(x));
- print(foo(await x));
- await (print(foo(await x)));
- print(foo(x, await y, z));
-}
-""", """
+ function(x, y, j) async {
+ print(await(foo(x))); // calls
+ (await print)(foo(x));
+ print(foo(await x));
+ await (print(foo(await x)));
+ print(foo(x, await y, z));
+ }
+ """, """
function(x, y, j) {
var __goto = 0, __completer = new Completer(), __handler = 1, __currentError, __temp1, __temp2, __temp3;
function __body(__errorCode, __result) {
@@ -880,62 +826,56 @@ function(x, y, j) {
__goto = __handler;
}
while (true)
- try {
- switch (__goto) {
- case 0:
- // Function start
- __temp1 = print;
- __goto = 2;
- return thenHelper(foo(x), __body, __completer);
- case 2:
- // returning from await.
- __temp1(__result);
- __goto = 3;
- return thenHelper(print, __body, __completer);
- case 3:
- // returning from await.
- __result(foo(x));
- __temp1 = print;
- __temp2 = foo;
- __goto = 4;
- return thenHelper(x, __body, __completer);
- case 4:
- // returning from await.
- __temp1(__temp2(__result));
- __temp1 = print;
- __temp2 = foo;
- __goto = 6;
- return thenHelper(x, __body, __completer);
- case 6:
- // returning from await.
- __goto = 5;
- return thenHelper(__temp1(__temp2(__result)), __body, __completer);
- case 5:
- // returning from await.
- __temp1 = print;
- __temp2 = foo;
- __temp3 = x;
- __goto = 7;
- return thenHelper(y, __body, __completer);
- case 7:
- // returning from await.
- __temp1(__temp2(__temp3, __result, z));
- // implicit return
- return thenHelper(null, 0, __completer, null);
- case 1:
- // rethrow
- return thenHelper(__currentError, 1, __completer);
- }
- } catch (__error) {
- __currentError = __error;
- __goto = __handler;
+ switch (__goto) {
+ case 0:
+ // Function start
+ __temp1 = print;
+ __goto = 2;
+ return thenHelper(foo(x), __body, __completer);
+ case 2:
+ // returning from await.
+ __temp1(__result);
+ __goto = 3;
+ return thenHelper(print, __body, __completer);
+ case 3:
+ // returning from await.
+ __result(foo(x));
+ __temp1 = print;
+ __temp2 = foo;
+ __goto = 4;
+ return thenHelper(x, __body, __completer);
+ case 4:
+ // returning from await.
+ __temp1(__temp2(__result));
+ __temp1 = print;
+ __temp2 = foo;
+ __goto = 6;
+ return thenHelper(x, __body, __completer);
+ case 6:
+ // returning from await.
+ __goto = 5;
+ return thenHelper(__temp1(__temp2(__result)), __body, __completer);
+ case 5:
+ // returning from await.
+ __temp1 = print;
+ __temp2 = foo;
+ __temp3 = x;
+ __goto = 7;
+ return thenHelper(y, __body, __completer);
+ case 7:
+ // returning from await.
+ __temp1(__temp2(__temp3, __result, z));
+ // implicit return
+ return thenHelper(null, 0, __completer, null);
+ case 1:
+ // rethrow
+ return thenHelper(__currentError, 1, __completer);
}
-
}
return thenHelper(null, __body, __completer, null);
}""");
- testTransform("""
+ testTransform("""
function(x, y, k) async {
while (await(foo())) {
lab: { // labelled statement
@@ -969,116 +909,110 @@ function(x, y, k) {
__goto = __handler;
}
while (true)
- try {
- switch (__goto) {
- case 0:
- // Function start
- case 3:
- // while condition
- __goto = 5;
- return thenHelper(foo(), __body, __completer);
- case 5:
- // returning from await.
- if (!__result) {
- // goto after while
- __goto = 4;
- break;
- }
- case 7:
- // continue lab
- case 8:
- // switch
- __temp1 = y;
- if (__temp1 === 0) {
- // goto case
- __goto = 10;
- break;
- }
- if (__temp1 === 0) {
- // goto case
- __goto = 11;
- break;
- }
- __goto = 13;
- return thenHelper(bar(), __body, __completer);
- case 13:
- // returning from await.
- if (__temp1 === __result) {
- // goto case
- __goto = 12;
- break;
- }
- if (__temp1 === x) {
- // goto case
- __goto = 14;
- break;
- }
- // goto default
- __goto = 15;
+ switch (__goto) {
+ case 0:
+ // Function start
+ case 3:
+ // while condition
+ __goto = 5;
+ return thenHelper(foo(), __body, __completer);
+ case 5:
+ // returning from await.
+ if (!__result) {
+ // goto after while
+ __goto = 4;
break;
- case 10:
- // case
- foo();
- case 11:
- // case
- __temp1 = print;
- __goto = 16;
- return thenHelper(foo1(x), __body, __completer);
- case 16:
- // returning from await.
- __temp1(__result);
- __returnValue = y;
- // goto return
- __goto = 1;
+ }
+ case 7:
+ // continue lab
+ case 8:
+ // switch
+ __temp1 = y;
+ if (__temp1 === 0) {
+ // goto case
+ __goto = 10;
break;
- case 12:
- // case
- __temp1 = print;
- __goto = 17;
- return thenHelper(foobar(x), __body, __completer);
- case 17:
- // returning from await.
- __temp1(__result);
- __returnValue = y;
- // goto return
- __goto = 1;
+ }
+ if (__temp1 === 0) {
+ // goto case
+ __goto = 11;
break;
- case 14:
- // case
- if (a) {
- throw new Error();
- } else {
- // goto while condition
- __goto = 3;
- break;
- }
- case 15:
- // default
- // goto break lab
- __goto = 6;
+ }
+ __goto = 13;
+ return thenHelper(bar(), __body, __completer);
+ case 13:
+ // returning from await.
+ if (__temp1 === __result) {
+ // goto case
+ __goto = 12;
break;
- case 9:
- // after switch
- foo();
- case 6:
- // break lab
+ }
+ if (__temp1 === x) {
+ // goto case
+ __goto = 14;
+ break;
+ }
+ // goto default
+ __goto = 15;
+ break;
+ case 10:
+ // case
+ foo();
+ case 11:
+ // case
+ __temp1 = print;
+ __goto = 16;
+ return thenHelper(foo1(x), __body, __completer);
+ case 16:
+ // returning from await.
+ __temp1(__result);
+ __returnValue = y;
+ // goto return
+ __goto = 1;
+ break;
+ case 12:
+ // case
+ __temp1 = print;
+ __goto = 17;
+ return thenHelper(foobar(x), __body, __completer);
+ case 17:
+ // returning from await.
+ __temp1(__result);
+ __returnValue = y;
+ // goto return
+ __goto = 1;
+ break;
+ case 14:
+ // case
+ if (a) {
+ throw new Error();
+ } else {
// goto while condition
__goto = 3;
break;
- case 4:
- // after while
- case 1:
- // return
- return thenHelper(__returnValue, 0, __completer, null);
- case 2:
- // rethrow
- return thenHelper(__currentError, 1, __completer);
- }
- } catch (__error) {
- __currentError = __error;
- __goto = __handler;
+ }
+ case 15:
+ // default
+ // goto break lab
+ __goto = 6;
+ break;
+ case 9:
+ // after switch
+ foo();
+ case 6:
+ // break lab
+ // goto while condition
+ __goto = 3;
+ break;
+ case 4:
+ // after while
+ case 1:
+ // return
+ return thenHelper(__returnValue, 0, __completer, null);
+ case 2:
+ // rethrow
+ return thenHelper(__currentError, 1, __completer);
}
-
}
return thenHelper(null, __body, __completer, null);
}""");
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