2a2fc69221
Non-simple parameters are only disallowed when a function declares itself strict, but they're otherwise ok in strict mode. Enabling these tests will expose more problems when scope data for arrow functions is tested (in a future CL). BUG=v8:5516 R=vogelheim@chromium.org Change-Id: I839ad37d46305975a56aff20e8ca70505c16bf1d Reviewed-on: https://chromium-review.googlesource.com/446497 Reviewed-by: Daniel Vogelheim <vogelheim@chromium.org> Commit-Queue: Daniel Vogelheim <vogelheim@chromium.org> Cr-Commit-Position: refs/heads/master@{#43389}
565 lines
22 KiB
C++
565 lines
22 KiB
C++
// Copyright 2017 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "src/ast/ast.h"
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#include "src/compiler.h"
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#include "src/objects-inl.h"
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#include "src/parsing/parse-info.h"
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#include "src/parsing/parsing.h"
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#include "test/cctest/cctest.h"
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#include "test/cctest/scope-test-helper.h"
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#include "test/cctest/unicode-helpers.h"
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namespace {
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enum SkipStrict {
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DONT_SKIP = 0,
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// Skip if the test function declares itself strict, otherwise don't skip.
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SKIP_STRICT_FUNCTION = 1,
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// Skip if there's a "use strict" directive above the test.
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SKIP_STRICT_OUTER = 1 << 1,
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SKIP_STRICT = SKIP_STRICT_FUNCTION | SKIP_STRICT_OUTER
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};
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} // namespace
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TEST(PreParserScopeAnalysis) {
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i::FLAG_lazy_inner_functions = true;
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i::FLAG_preparser_scope_analysis = true;
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i::Isolate* isolate = CcTest::i_isolate();
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i::Factory* factory = isolate->factory();
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i::HandleScope scope(isolate);
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LocalContext env;
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/* Test the following cases:
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1)
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(function outer() {
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function test() { ... }
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})();
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against:
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(function outer() {
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(function test() { ... })();
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})();
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2)
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(function outer() {
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function inner() { function test() { ... } }
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})();
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against:
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(function outer() {
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(function inner() { function test() { ... } })();
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})();
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(Modified function is deeper inside the laziness boundary.)
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3)
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(function outer() {
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function inner() { () => { ... } }
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})();
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against:
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(function outer() {
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(function inner() { () => { ... } })();
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})();
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Inner arrow functions are never lazy, so the corresponding case is missing.
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*/
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struct {
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const char* prefix;
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const char* suffix;
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const char* lazy_inner;
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const char* eager_inner;
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bool strict_outer;
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bool strict_test_function;
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} outers[] = {
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// The scope start positions must match; note the extra space in
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// lazy_inner.
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{"(function outer() { ", "})();", " function test(%s) { %s }",
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"(function test(%s) { %s })()", false, false},
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{"(function outer() { ", "})();",
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" function inner() { function test(%s) { %s } }",
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"(function inner() { function test(%s) { %s } })()", false, false},
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// FIXME(marja): enable test for arrow functions once it passes.
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// {"(function outer() { ", "})();",
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// " function inner() { (%s) => { %s } }",
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// "(function inner() { (%s) => { %s } })()", false},
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{"(function outer() { 'use strict'; ", "})();",
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" function test(%s) { %s }", "(function test(%s) { %s })()", true,
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false},
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{"(function outer() { 'use strict'; ", "})();",
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" function inner() { function test(%s) { %s } }",
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"(function inner() { function test(%s) { %s } })()", true, false},
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{"(function outer() { ", "})();",
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" function test(%s) { 'use strict'; %s }",
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"(function test(%s) { 'use strict'; %s })()", false, true},
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{"(function outer() { ", "})();",
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" function inner() { function test(%s) { 'use strict'; %s } }",
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"(function inner() { function test(%s) { 'use strict'; %s } })()", false,
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true},
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};
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struct Inner {
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Inner(const char* s) : source(s) {} // NOLINT
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Inner(const char* s, SkipStrict skip)
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: source(s), skip_in_strict_mode(skip) {}
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Inner(const char* s, SkipStrict skip, bool precise)
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: source(s),
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skip_in_strict_mode(skip),
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precise_maybe_assigned(precise) {}
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Inner(const char* p, const char* s) : params(p), source(s) {}
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Inner(const char* p, const char* s, SkipStrict skip)
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: params(p), source(s), skip_in_strict_mode(skip) {}
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Inner(const char* p, const char* s, SkipStrict skip, bool precise)
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: params(p),
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source(s),
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skip_in_strict_mode(skip),
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precise_maybe_assigned(precise) {}
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const char* params = "";
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const char* source;
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SkipStrict skip_in_strict_mode = DONT_SKIP;
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bool precise_maybe_assigned = true;
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} inners[] = {
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// Simple cases
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{"var1;"},
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{"var1 = 5;"},
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{"if (true) {}"},
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{"function f1() {}"},
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// Var declarations and assignments.
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{"var var1;"},
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{"var var1; var1 = 5;"},
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{"if (true) { var var1; }", DONT_SKIP, false},
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{"if (true) { var var1; var1 = 5; }"},
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{"var var1; function f() { var1; }"},
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{"var var1; var1 = 5; function f() { var1; }"},
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{"var var1; function f() { var1 = 5; }"},
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// Let declarations and assignments.
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{"let var1;"},
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{"let var1; var1 = 5;"},
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{"if (true) { let var1; }"},
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{"if (true) { let var1; var1 = 5; }"},
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{"let var1; function f() { var1; }"},
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{"let var1; var1 = 5; function f() { var1; }"},
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{"let var1; function f() { var1 = 5; }"},
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// Const declarations.
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{"const var1 = 5;"},
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{"if (true) { const var1 = 5; }"},
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{"const var1 = 5; function f() { var1; }"},
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// Redeclarations.
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{"var var1; var var1;"},
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{"var var1; var var1; var1 = 5;"},
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{"var var1; if (true) { var var1; }"},
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{"if (true) { var var1; var var1; }"},
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{"var var1; if (true) { var var1; var1 = 5; }"},
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{"if (true) { var var1; var var1; var1 = 5; }"},
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{"var var1; var var1; function f() { var1; }"},
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{"var var1; var var1; function f() { var1 = 5; }"},
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// Shadowing declarations.
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{"var var1; if (true) { var var1; }"},
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{"var var1; if (true) { let var1; }"},
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{"let var1; if (true) { let var1; }"},
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{"var var1; if (true) { const var1 = 0; }"},
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{"const var1 = 0; if (true) { const var1 = 0; }"},
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// Arguments and this.
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{"arguments;"},
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{"arguments = 5;", SKIP_STRICT},
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{"if (true) { arguments; }"},
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{"if (true) { arguments = 5; }", SKIP_STRICT},
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{"this;"},
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{"if (true) { this; }"},
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// Variable called "arguments"
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{"var arguments;", SKIP_STRICT},
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{"var arguments; arguments = 5;", SKIP_STRICT},
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{"if (true) { var arguments; }", SKIP_STRICT, false},
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{"if (true) { var arguments; arguments = 5; }", SKIP_STRICT},
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{"var arguments; function f() { arguments; }", SKIP_STRICT},
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{"var arguments; arguments = 5; function f() { arguments; }",
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SKIP_STRICT},
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{"var arguments; function f() { arguments = 5; }", SKIP_STRICT},
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{"let arguments;", SKIP_STRICT},
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{"let arguments; arguments = 5;", SKIP_STRICT},
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{"if (true) { let arguments; }", SKIP_STRICT},
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{"if (true) { let arguments; arguments = 5; }", SKIP_STRICT},
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{"let arguments; function f() { arguments; }", SKIP_STRICT},
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{"let arguments; arguments = 5; function f() { arguments; }",
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SKIP_STRICT},
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{"let arguments; function f() { arguments = 5; }", SKIP_STRICT},
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{"const arguments = 5;", SKIP_STRICT},
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{"if (true) { const arguments = 5; }", SKIP_STRICT},
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{"const arguments = 5; function f() { arguments; }", SKIP_STRICT},
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// Destructuring declarations.
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{"var [var1, var2] = [1, 2];"},
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{"var [var1, var2, [var3, var4]] = [1, 2, [3, 4]];"},
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{"var [{var1: var2}, {var3: var4}] = [{var1: 1}, {var3: 2}];"},
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{"var [var1, ...var2] = [1, 2, 3];"},
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{"var {var1: var2, var3: var4} = {var1: 1, var3: 2};"},
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{"var {var1: var2, var3: {var4: var5}} = {var1: 1, var3: {var4: 2}};"},
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{"var {var1: var2, var3: [var4, var5]} = {var1: 1, var3: [2, 3]};"},
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{"let [var1, var2] = [1, 2];"},
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{"let [var1, var2, [var3, var4]] = [1, 2, [3, 4]];"},
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{"let [{var1: var2}, {var3: var4}] = [{var1: 1}, {var3: 2}];"},
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{"let [var1, ...var2] = [1, 2, 3];"},
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{"let {var1: var2, var3: var4} = {var1: 1, var3: 2};"},
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{"let {var1: var2, var3: {var4: var5}} = {var1: 1, var3: {var4: 2}};"},
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{"let {var1: var2, var3: [var4, var5]} = {var1: 1, var3: [2, 3]};"},
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{"const [var1, var2] = [1, 2];"},
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{"const [var1, var2, [var3, var4]] = [1, 2, [3, 4]];"},
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{"const [{var1: var2}, {var3: var4}] = [{var1: 1}, {var3: 2}];"},
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{"const [var1, ...var2] = [1, 2, 3];"},
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{"const {var1: var2, var3: var4} = {var1: 1, var3: 2};"},
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{"const {var1: var2, var3: {var4: var5}} = {var1: 1, var3: {var4: 2}};"},
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{"const {var1: var2, var3: [var4, var5]} = {var1: 1, var3: [2, 3]};"},
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// Referencing the function variable.
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{"test;"},
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{"function f1() { f1; }"},
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{"function f1() { function f2() { f1; } }"},
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{"function arguments() {}", SKIP_STRICT},
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{"function f1() {} function f1() {}", SKIP_STRICT},
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{"var f1; function f1() {}"},
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// Assigning to the function variable.
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{"test = 3;"},
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{"function f1() { f1 = 3; }"},
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{"function f1() { f1; } f1 = 3;"},
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{"function arguments() {} arguments = 8;", SKIP_STRICT},
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{"function f1() {} f1 = 3; function f1() {}", SKIP_STRICT},
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// Evals.
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{"var var1; eval('');"},
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{"var var1; function f1() { eval(''); }"},
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{"let var1; eval('');"},
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{"let var1; function f1() { eval(''); }"},
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{"const var1 = 10; eval('');"},
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{"const var1 = 10; function f1() { eval(''); }"},
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// Standard for loops.
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{"for (var var1 = 0; var1 < 10; ++var1) { }"},
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{"for (let var1 = 0; var1 < 10; ++var1) { }"},
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{"for (const var1 = 0; var1 < 10; ++var1) { }"},
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{"for (var var1 = 0; var1 < 10; ++var1) { function foo() { var1; } }"},
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{"for (let var1 = 0; var1 < 10; ++var1) { function foo() { var1; } }"},
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{"for (const var1 = 0; var1 < 10; ++var1) { function foo() { var1; } }"},
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// For of loops
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{"for (var1 of [1, 2]) { }"},
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{"for (var var1 of [1, 2]) { }"},
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{"for (let var1 of [1, 2]) { }"},
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{"for (const var1 of [1, 2]) { }"},
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{"for (var1 of [1, 2]) { var1; }"},
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{"for (var var1 of [1, 2]) { var1; }"},
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{"for (let var1 of [1, 2]) { var1; }"},
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{"for (const var1 of [1, 2]) { var1; }"},
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{"for (var1 of [1, 2]) { var1 = 0; }"},
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{"for (var var1 of [1, 2]) { var1 = 0; }"},
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{"for (let var1 of [1, 2]) { var1 = 0; }"},
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{"for (const var1 of [1, 2]) { var1 = 0; }"},
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{"for (var1 of [1, 2]) { function foo() { var1; } }"},
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{"for (var var1 of [1, 2]) { function foo() { var1; } }"},
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{"for (let var1 of [1, 2]) { function foo() { var1; } }"},
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{"for (const var1 of [1, 2]) { function foo() { var1; } }"},
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{"for (var1 of [1, 2]) { function foo() { var1 = 0; } }"},
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{"for (var var1 of [1, 2]) { function foo() { var1 = 0; } }"},
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{"for (let var1 of [1, 2]) { function foo() { var1 = 0; } }"},
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{"for (const var1 of [1, 2]) { function foo() { var1 = 0; } }"},
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// For in loops
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{"for (var1 in {a: 6}) { }"},
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{"for (var var1 in {a: 6}) { }"},
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{"for (let var1 in {a: 6}) { }"},
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{"for (const var1 in {a: 6}) { }"},
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{"for (var1 in {a: 6}) { var1; }"},
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{"for (var var1 in {a: 6}) { var1; }"},
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{"for (let var1 in {a: 6}) { var1; }"},
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{"for (const var1 in {a: 6}) { var1; }"},
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{"for (var1 in {a: 6}) { var1 = 0; }"},
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{"for (var var1 in {a: 6}) { var1 = 0; }"},
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{"for (let var1 in {a: 6}) { var1 = 0; }"},
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{"for (const var1 in {a: 6}) { var1 = 0; }"},
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{"for (var1 in {a: 6}) { function foo() { var1; } }"},
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{"for (var var1 in {a: 6}) { function foo() { var1; } }"},
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{"for (let var1 in {a: 6}) { function foo() { var1; } }"},
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{"for (const var1 in {a: 6}) { function foo() { var1; } }"},
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{"for (var1 in {a: 6}) { function foo() { var1 = 0; } }"},
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{"for (var var1 in {a: 6}) { function foo() { var1 = 0; } }"},
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{"for (let var1 in {a: 6}) { function foo() { var1 = 0; } }"},
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{"for (const var1 in {a: 6}) { function foo() { var1 = 0; } }"},
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{"for (var1 in {a: 6}) { function foo() { var1 = 0; } }"},
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{"for (var var1 in {a: 6}) { function foo() { var1 = 0; } }"},
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{"for (let var1 in {a: 6}) { function foo() { var1 = 0; } }"},
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{"for (const var1 in {a: 6}) { function foo() { var1 = 0; } }"},
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// Loops without declarations
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{"var var1 = 0; for ( ; var1 < 2; ++var1) { }"},
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{"var var1 = 0; for ( ; var1 < 2; ++var1) { function foo() { var1; } }"},
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{"var var1 = 0; for ( ; var1 > 2; ) { }"},
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{"var var1 = 0; for ( ; var1 > 2; ) { function foo() { var1; } }"},
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{"var var1 = 0; for ( ; var1 > 2; ) { function foo() { var1 = 6; } }"},
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{"var var1 = 0; for(var1; var1 < 2; ++var1) { }"},
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{"var var1 = 0; for (var1; var1 < 2; ++var1) { function foo() { var1; } "
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"}"},
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{"var var1 = 0; for (var1; var1 > 2; ) { }"},
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{"var var1 = 0; for (var1; var1 > 2; ) { function foo() { var1; } }"},
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{"var var1 = 0; for (var1; var1 > 2; ) { function foo() { var1 = 6; } }"},
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// Block functions (potentially sloppy).
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{"if (true) { function f1() {} }"},
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{"if (true) { function f1() {} function f1() {} }", SKIP_STRICT},
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{"if (true) { if (true) { function f1() {} } }"},
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{"if (true) { if (true) { function f1() {} function f1() {} } }",
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SKIP_STRICT},
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{"if (true) { function f1() {} f1 = 3; }"},
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{"if (true) { function f1() {} function foo() { f1; } }"},
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{"if (true) { function f1() {} } function foo() { f1; }"},
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{"if (true) { function f1() {} function f1() {} function foo() { f1; } "
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"}",
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SKIP_STRICT},
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{"if (true) { function f1() {} function f1() {} } function foo() { f1; "
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"}",
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SKIP_STRICT},
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{"if (true) { if (true) { function f1() {} } function foo() { f1; } }"},
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{"if (true) { if (true) { function f1() {} function f1() {} } function "
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"foo() { f1; } }",
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SKIP_STRICT},
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{"if (true) { function f1() {} f1 = 3; function foo() { f1; } }"},
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{"if (true) { function f1() {} f1 = 3; } function foo() { f1; }"},
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{"var f1 = 1; if (true) { function f1() {} }"},
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{"var f1 = 1; if (true) { function f1() {} } function foo() { f1; }"},
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// Simple parameters.
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{"var1", ""},
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{"var1", "var1;"},
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{"var1", "var1 = 9;"},
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{"var1", "function f1() { var1; }"},
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{"var1", "function f1() { var1 = 9; }"},
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{"var1, var2", ""},
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{"var1, var2", "var2;"},
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{"var1, var2", "var2 = 9;"},
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{"var1, var2", "function f1() { var2; }"},
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{"var1, var2", "function f1() { var2 = 9; }"},
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{"var1, var2", "var1;"},
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{"var1, var2", "var1 = 9;"},
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{"var1, var2", "function f1() { var1; }"},
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{"var1, var2", "function f1() { var1 = 9; }"},
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// Duplicate parameters.
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{"var1, var1", "", SKIP_STRICT},
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{"var1, var1", "var1;", SKIP_STRICT},
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{"var1, var1", "var1 = 9;", SKIP_STRICT},
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{"var1, var1", "function f1() { var1; }", SKIP_STRICT},
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{"var1, var1", "function f1() { var1 = 9; }", SKIP_STRICT},
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// If the function declares itself strict, non-simple parameters aren't
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// allowed.
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// Rest parameter.
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{"...var2", "", SKIP_STRICT_FUNCTION},
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{"...var2", "var2;", SKIP_STRICT_FUNCTION},
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{"...var2", "var2 = 9;", SKIP_STRICT_FUNCTION},
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{"...var2", "function f1() { var2; }", SKIP_STRICT_FUNCTION},
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{"...var2", "function f1() { var2 = 9; }", SKIP_STRICT_FUNCTION},
|
|
|
|
{"var1, ...var2", "", SKIP_STRICT_FUNCTION},
|
|
{"var1, ...var2", "var2;", SKIP_STRICT_FUNCTION},
|
|
{"var1, ...var2", "var2 = 9;", SKIP_STRICT_FUNCTION},
|
|
{"var1, ...var2", "function f1() { var2; }", SKIP_STRICT_FUNCTION},
|
|
{"var1, ...var2", "function f1() { var2 = 9; }", SKIP_STRICT_FUNCTION},
|
|
|
|
// Default parameters.
|
|
{"var1 = 3", "", SKIP_STRICT_FUNCTION},
|
|
{"var1, var2 = var1", "", SKIP_STRICT_FUNCTION},
|
|
{"var1, var2 = 4, ...var3", "", SKIP_STRICT_FUNCTION},
|
|
|
|
// Destructuring parameters. Because of the search space explosion, we
|
|
// cannot test all interesting cases. Let's try to test a relevant subset.
|
|
{"[]", "", SKIP_STRICT_FUNCTION},
|
|
{"{}", "", SKIP_STRICT_FUNCTION},
|
|
|
|
{"[var1]", "", SKIP_STRICT_FUNCTION},
|
|
{"{name1: var1}", "", SKIP_STRICT_FUNCTION},
|
|
{"{var1}", "", SKIP_STRICT_FUNCTION},
|
|
|
|
{"[var1]", "var1;", SKIP_STRICT_FUNCTION},
|
|
{"{name1: var1}", "var1;", SKIP_STRICT_FUNCTION},
|
|
{"{name1: var1}", "name1;", SKIP_STRICT_FUNCTION},
|
|
{"{var1}", "var1;", SKIP_STRICT_FUNCTION},
|
|
|
|
{"[var1]", "var1 = 16;", SKIP_STRICT_FUNCTION},
|
|
{"{name1: var1}", "var1 = 16;", SKIP_STRICT_FUNCTION},
|
|
{"{name1: var1}", "name1 = 16;", SKIP_STRICT_FUNCTION},
|
|
{"{var1}", "var1 = 16;", SKIP_STRICT_FUNCTION},
|
|
|
|
{"[var1]", "() => { var1; }", SKIP_STRICT_FUNCTION},
|
|
{"{name1: var1}", "() => { var1; }", SKIP_STRICT_FUNCTION},
|
|
{"{name1: var1}", "() => { name1; }", SKIP_STRICT_FUNCTION},
|
|
{"{var1}", "() => { var1; }", SKIP_STRICT_FUNCTION},
|
|
|
|
{"[var1, var2, var3]", "", SKIP_STRICT_FUNCTION},
|
|
{"{name1: var1, name2: var2, name3: var3}", "", SKIP_STRICT_FUNCTION},
|
|
{"{var1, var2, var3}", "", SKIP_STRICT_FUNCTION},
|
|
|
|
{"[var1, var2, var3]", "() => { var2 = 16;}", SKIP_STRICT_FUNCTION},
|
|
{"{name1: var1, name2: var2, name3: var3}", "() => { var2 = 16;}",
|
|
SKIP_STRICT_FUNCTION},
|
|
{"{name1: var1, name2: var2, name3: var3}", "() => { name2 = 16;}",
|
|
SKIP_STRICT_FUNCTION},
|
|
{"{var1, var2, var3}", "() => { var2 = 16;}", SKIP_STRICT_FUNCTION},
|
|
|
|
// Nesting destructuring.
|
|
{"[var1, [var2, var3], {var4, name5: [var5, var6]}]", "",
|
|
SKIP_STRICT_FUNCTION},
|
|
|
|
// Complicated params.
|
|
{"var1, [var2], var3, [var4, var5], var6, {var7}, var8, {name9: var9, "
|
|
"name10: var10}, ...var11",
|
|
"", SKIP_STRICT_FUNCTION},
|
|
|
|
// Destructuring rest. Because we can.
|
|
{"var1, ...[var2]", "() => { }", SKIP_STRICT_FUNCTION},
|
|
{"var1, ...[var2]", "() => { var2; }", SKIP_STRICT_FUNCTION},
|
|
|
|
// Default parameters for destruring parameters.
|
|
{"[var1 = 4, var2 = var1]", "", SKIP_STRICT_FUNCTION, false},
|
|
{"{var1 = 4, var2 = var1}", "", SKIP_STRICT_FUNCTION, false},
|
|
|
|
// Locals shadowing parameters.
|
|
{"var1, var2", "var var1 = 16; () => { var1 = 17; }"},
|
|
|
|
// Locals shadowing destructuring parameters and the rest parameter.
|
|
{"[var1, var2]", "var var1 = 16; () => { var1 = 17; }",
|
|
SKIP_STRICT_FUNCTION},
|
|
{"{var1, var2}", "var var1 = 16; () => { var1 = 17; }",
|
|
SKIP_STRICT_FUNCTION},
|
|
{"var1, var2, ...var3", "var var3 = 16; () => { var3 = 17; }",
|
|
SKIP_STRICT_FUNCTION},
|
|
{"var1, var2 = var1", "var var1 = 16; () => { var1 = 17; }",
|
|
SKIP_STRICT_FUNCTION},
|
|
|
|
// Hoisted sloppy block function shadowing a parameter.
|
|
{"var1, var2", "for (;;) { function var1() { } }"},
|
|
|
|
// Eval in default parameter.
|
|
{"var1, var2 = eval(''), var3", "let var4 = 0;", SKIP_STRICT_FUNCTION},
|
|
{"var1, var2 = eval(''), var3 = eval('')", "let var4 = 0;",
|
|
SKIP_STRICT_FUNCTION},
|
|
|
|
// FIXME(marja): arguments parameter
|
|
};
|
|
|
|
for (unsigned outer_ix = 0; outer_ix < arraysize(outers); ++outer_ix) {
|
|
for (unsigned inner_ix = 0; inner_ix < arraysize(inners); ++inner_ix) {
|
|
if (outers[outer_ix].strict_outer &&
|
|
(inners[inner_ix].skip_in_strict_mode & SKIP_STRICT_OUTER)) {
|
|
continue;
|
|
}
|
|
if (outers[outer_ix].strict_test_function &&
|
|
(inners[inner_ix].skip_in_strict_mode & SKIP_STRICT_FUNCTION)) {
|
|
continue;
|
|
}
|
|
|
|
const char* prefix = outers[outer_ix].prefix;
|
|
const char* suffix = outers[outer_ix].suffix;
|
|
int prefix_len = Utf8LengthHelper(prefix);
|
|
int suffix_len = Utf8LengthHelper(suffix);
|
|
|
|
// First compile with the lazy inner function and extract the scope data.
|
|
const char* inner_function = outers[outer_ix].lazy_inner;
|
|
int inner_function_len = Utf8LengthHelper(inner_function) - 4;
|
|
|
|
int params_len = Utf8LengthHelper(inners[inner_ix].params);
|
|
int source_len = Utf8LengthHelper(inners[inner_ix].source);
|
|
int len = prefix_len + inner_function_len + params_len + source_len +
|
|
suffix_len;
|
|
|
|
i::ScopedVector<char> lazy_program(len + 1);
|
|
i::SNPrintF(lazy_program, "%s", prefix);
|
|
i::SNPrintF(lazy_program + prefix_len, inner_function,
|
|
inners[inner_ix].params, inners[inner_ix].source);
|
|
i::SNPrintF(lazy_program + prefix_len + inner_function_len + params_len +
|
|
source_len,
|
|
"%s", suffix);
|
|
|
|
i::Handle<i::String> source =
|
|
factory->InternalizeUtf8String(lazy_program.start());
|
|
source->PrintOn(stdout);
|
|
printf("\n");
|
|
|
|
i::Handle<i::Script> script = factory->NewScript(source);
|
|
i::ParseInfo lazy_info(script);
|
|
|
|
// No need to run scope analysis; preparser scope data is produced when
|
|
// parsing.
|
|
CHECK(i::parsing::ParseProgram(&lazy_info));
|
|
|
|
// Then parse eagerly and check against the scope data.
|
|
inner_function = outers[outer_ix].eager_inner;
|
|
inner_function_len = Utf8LengthHelper(inner_function) - 4;
|
|
len = prefix_len + inner_function_len + params_len + source_len +
|
|
suffix_len;
|
|
|
|
i::ScopedVector<char> eager_program(len + 1);
|
|
i::SNPrintF(eager_program, "%s", prefix);
|
|
i::SNPrintF(eager_program + prefix_len, inner_function,
|
|
inners[inner_ix].params, inners[inner_ix].source);
|
|
i::SNPrintF(eager_program + prefix_len + inner_function_len + params_len +
|
|
source_len,
|
|
"%s", suffix);
|
|
|
|
source = factory->InternalizeUtf8String(eager_program.start());
|
|
source->PrintOn(stdout);
|
|
printf("\n");
|
|
|
|
script = factory->NewScript(source);
|
|
i::ParseInfo eager_info(script);
|
|
eager_info.set_allow_lazy_parsing(false);
|
|
|
|
CHECK(i::parsing::ParseProgram(&eager_info));
|
|
CHECK(i::Compiler::Analyze(&eager_info));
|
|
|
|
i::Scope* scope =
|
|
eager_info.literal()->scope()->inner_scope()->inner_scope();
|
|
DCHECK_NOT_NULL(scope);
|
|
DCHECK_NULL(scope->sibling());
|
|
DCHECK(scope->is_function_scope());
|
|
|
|
size_t index = 0;
|
|
i::ScopeTestHelper::CompareScopeToData(
|
|
scope, lazy_info.preparsed_scope_data(), index,
|
|
inners[inner_ix].precise_maybe_assigned);
|
|
}
|
|
}
|
|
}
|