turnidge@google.com
14f614da12
based on Siva's earlier suggestion (he actually suggested putting it in the generated stub, which I haven't done). Added SetReturnUnsafe and use it exactly one place so far. Review URL: https://chromiumcodereview.appspot.com//10874072 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@11633 260f80e4-7a28-3924-810f-c04153c831b5
85 lines
2.8 KiB
C++
85 lines
2.8 KiB
C++
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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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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#include "platform/assert.h"
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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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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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DEFINE_NATIVE_ENTRY(JSSyntaxRegExp_factory, 4) {
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ASSERT(AbstractTypeArguments::CheckedHandle(arguments->At(0)).IsNull());
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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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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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return Jscre::Compile(pattern, multi_line, ignore_case);
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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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ASSERT(!regexp.IsNull());
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return regexp.pattern();
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}
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DEFINE_NATIVE_ENTRY(JSSyntaxRegExp_multiLine, 1) {
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const JSRegExp& regexp = JSRegExp::CheckedHandle(arguments->At(0));
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ASSERT(!regexp.IsNull());
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return Bool::Get(regexp.is_multi_line());
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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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ASSERT(!regexp.IsNull());
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return Bool::Get(regexp.is_ignore_case());
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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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ASSERT(!regexp.IsNull());
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if (regexp.is_initialized()) {
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return regexp.num_bracket_expressions();
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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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return Object::null();
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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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ASSERT(!regexp.IsNull());
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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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return Jscre::Execute(regexp, str, start_index.Value());
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}
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} // namespace dart
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