diff options
Diffstat (limited to 'src/3rdparty/v8/src/func-name-inferrer.cc')
-rw-r--r-- | src/3rdparty/v8/src/func-name-inferrer.cc | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/src/3rdparty/v8/src/func-name-inferrer.cc b/src/3rdparty/v8/src/func-name-inferrer.cc deleted file mode 100644 index 84d3bf0..0000000 --- a/src/3rdparty/v8/src/func-name-inferrer.cc +++ /dev/null @@ -1,107 +0,0 @@ -// Copyright 2011 the V8 project authors. All rights reserved. -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above -// copyright notice, this list of conditions and the following -// disclaimer in the documentation and/or other materials provided -// with the distribution. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived -// from this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -#include "v8.h" - -#include "ast.h" -#include "func-name-inferrer.h" -#include "list-inl.h" - -namespace v8 { -namespace internal { - -FuncNameInferrer::FuncNameInferrer(Isolate* isolate, Zone* zone) - : isolate_(isolate), - entries_stack_(10, zone), - names_stack_(5, zone), - funcs_to_infer_(4, zone), - zone_(zone) { -} - - -void FuncNameInferrer::PushEnclosingName(Handle<String> name) { - // Enclosing name is a name of a constructor function. To check - // that it is really a constructor, we check that it is not empty - // and starts with a capital letter. - if (name->length() > 0 && Runtime::IsUpperCaseChar( - isolate()->runtime_state(), name->Get(0))) { - names_stack_.Add(Name(name, kEnclosingConstructorName), zone()); - } -} - - -void FuncNameInferrer::PushLiteralName(Handle<String> name) { - if (IsOpen() && !isolate()->heap()->prototype_string()->Equals(*name)) { - names_stack_.Add(Name(name, kLiteralName), zone()); - } -} - - -void FuncNameInferrer::PushVariableName(Handle<String> name) { - if (IsOpen() && !isolate()->heap()->result_string()->Equals(*name)) { - names_stack_.Add(Name(name, kVariableName), zone()); - } -} - - -Handle<String> FuncNameInferrer::MakeNameFromStack() { - return MakeNameFromStackHelper(0, isolate()->factory()->empty_string()); -} - - -Handle<String> FuncNameInferrer::MakeNameFromStackHelper(int pos, - Handle<String> prev) { - if (pos >= names_stack_.length()) return prev; - if (pos < names_stack_.length() - 1 && - names_stack_.at(pos).type == kVariableName && - names_stack_.at(pos + 1).type == kVariableName) { - // Skip consecutive variable declarations. - return MakeNameFromStackHelper(pos + 1, prev); - } else { - if (prev->length() > 0) { - Factory* factory = isolate()->factory(); - Handle<String> curr = factory->NewConsString( - factory->dot_string(), names_stack_.at(pos).name); - return MakeNameFromStackHelper(pos + 1, - factory->NewConsString(prev, curr)); - } else { - return MakeNameFromStackHelper(pos + 1, names_stack_.at(pos).name); - } - } -} - - -void FuncNameInferrer::InferFunctionsNames() { - Handle<String> func_name = MakeNameFromStack(); - for (int i = 0; i < funcs_to_infer_.length(); ++i) { - funcs_to_infer_[i]->set_inferred_name(func_name); - } - funcs_to_infer_.Rewind(0); -} - - -} } // namespace v8::internal |