2012-01-16 12:28:10 +00:00
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// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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2011-10-05 05:20:07 +00:00
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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2012-01-16 12:28:10 +00:00
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#include "platform/assert.h"
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2011-10-05 05:20:07 +00:00
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#include "vm/bootstrap_natives.h"
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#include "vm/exceptions.h"
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#include "vm/native_entry.h"
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#include "vm/object.h"
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#include "lib/regexp_jsc.h"
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namespace dart {
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2011-10-28 17:32:29 +00:00
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static void CheckAndThrowExceptionIfNull(const Instance& obj) {
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if (obj.IsNull()) {
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GrowableArray<const Object*> args;
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Exceptions::ThrowByType(Exceptions::kNullPointer, args);
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}
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}
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2011-10-07 12:47:56 +00:00
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DEFINE_NATIVE_ENTRY(JSSyntaxRegExp_factory, 4) {
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2011-12-01 23:19:59 +00:00
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ASSERT(AbstractTypeArguments::CheckedHandle(arguments->At(0)).IsNull());
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2012-03-12 19:00:54 +00:00
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const Instance& arg1 = Instance::CheckedHandle(arguments->At(1));
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CheckAndThrowExceptionIfNull(arg1);
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GET_NATIVE_ARGUMENT(String, pattern, arguments->At(1));
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GET_NATIVE_ARGUMENT(Instance, handle_multi_line, arguments->At(2));
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GET_NATIVE_ARGUMENT(Instance, handle_ignore_case, arguments->At(3));
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2011-10-07 12:47:56 +00:00
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bool ignore_case = handle_ignore_case.raw() == Bool::True();
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bool multi_line = handle_multi_line.raw() == Bool::True();
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const JSRegExp& new_regex = JSRegExp::Handle(
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Jscre::Compile(pattern, multi_line, ignore_case));
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2011-10-05 05:20:07 +00:00
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arguments->SetReturn(new_regex);
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}
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DEFINE_NATIVE_ENTRY(JSSyntaxRegExp_getPattern, 1) {
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const JSRegExp& regexp = JSRegExp::CheckedHandle(arguments->At(0));
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2011-10-28 17:32:29 +00:00
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ASSERT(!regexp.IsNull());
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2011-10-05 05:20:07 +00:00
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const String& result = String::Handle(regexp.pattern());
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arguments->SetReturn(result);
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}
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2011-10-07 12:47:56 +00:00
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DEFINE_NATIVE_ENTRY(JSSyntaxRegExp_multiLine, 1) {
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2011-10-05 05:20:07 +00:00
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const JSRegExp& regexp = JSRegExp::CheckedHandle(arguments->At(0));
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2011-10-28 17:32:29 +00:00
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ASSERT(!regexp.IsNull());
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2011-10-07 12:47:56 +00:00
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const Bool& result = Bool::Handle(Bool::Get(regexp.is_multi_line()));
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arguments->SetReturn(result);
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}
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DEFINE_NATIVE_ENTRY(JSSyntaxRegExp_ignoreCase, 1) {
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const JSRegExp& regexp = JSRegExp::CheckedHandle(arguments->At(0));
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2011-10-28 17:32:29 +00:00
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ASSERT(!regexp.IsNull());
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2011-10-07 12:47:56 +00:00
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const Bool& result = Bool::Handle(Bool::Get(regexp.is_ignore_case()));
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2011-10-05 05:20:07 +00:00
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arguments->SetReturn(result);
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}
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DEFINE_NATIVE_ENTRY(JSSyntaxRegExp_getGroupCount, 1) {
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const JSRegExp& regexp = JSRegExp::CheckedHandle(arguments->At(0));
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2011-10-28 17:32:29 +00:00
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ASSERT(!regexp.IsNull());
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2011-10-05 05:20:07 +00:00
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if (regexp.is_initialized()) {
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const Smi& result = Smi::Handle(regexp.num_bracket_expressions());
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arguments->SetReturn(result);
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return;
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}
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const String& pattern = String::Handle(regexp.pattern());
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const String& errmsg =
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String::Handle(String::New("Regular expression is not initialized yet"));
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GrowableArray<const Object*> args;
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args.Add(&pattern);
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args.Add(&errmsg);
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Exceptions::ThrowByType(Exceptions::kIllegalJSRegExp, args);
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}
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DEFINE_NATIVE_ENTRY(JSSyntaxRegExp_ExecuteMatch, 3) {
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const JSRegExp& regexp = JSRegExp::CheckedHandle(arguments->At(0));
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2011-10-28 17:32:29 +00:00
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ASSERT(!regexp.IsNull());
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2012-03-12 19:00:54 +00:00
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const Instance& arg1 = Instance::CheckedHandle(arguments->At(1));
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CheckAndThrowExceptionIfNull(arg1);
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GET_NATIVE_ARGUMENT(String, str, arguments->At(1));
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GET_NATIVE_ARGUMENT(Smi, start_index, arguments->At(2));
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2011-10-05 05:20:07 +00:00
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const Array& result =
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Array::Handle(Jscre::Execute(regexp, str, start_index.Value()));
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arguments->SetReturn(result);
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}
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} // namespace dart
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