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1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #include "vm/bootstrap_natives.h" | 5 #include "vm/bootstrap_natives.h" |
6 | 6 |
7 #include "vm/exceptions.h" | 7 #include "vm/exceptions.h" |
8 #include "vm/native_entry.h" | 8 #include "vm/native_entry.h" |
9 #include "vm/object.h" | 9 #include "vm/object.h" |
10 #include "vm/symbols.h" | 10 #include "vm/symbols.h" |
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137 } | 137 } |
138 | 138 |
139 | 139 |
140 DEFINE_NATIVE_ENTRY(Strings_concatAll, 1) { | 140 DEFINE_NATIVE_ENTRY(Strings_concatAll, 1) { |
141 GET_NATIVE_ARGUMENT(Array, strings, arguments->NativeArgAt(0)); | 141 GET_NATIVE_ARGUMENT(Array, strings, arguments->NativeArgAt(0)); |
142 ASSERT(!strings.IsNull()); | 142 ASSERT(!strings.IsNull()); |
143 // Check that the array contains strings. | 143 // Check that the array contains strings. |
144 Instance& elem = Instance::Handle(); | 144 Instance& elem = Instance::Handle(); |
145 for (intptr_t i = 0; i < strings.Length(); i++) { | 145 for (intptr_t i = 0; i < strings.Length(); i++) { |
146 elem ^= strings.At(i); | 146 elem ^= strings.At(i); |
147 if (elem.IsNull()) { | |
148 GrowableArray<const Object*> args; | |
149 Exceptions::ThrowByType(Exceptions::kNullPointer, args); | |
150 } | |
151 if (!elem.IsString()) { | 147 if (!elem.IsString()) { |
152 GrowableArray<const Object*> args; | 148 GrowableArray<const Object*> args; |
153 args.Add(&elem); | 149 args.Add(&elem); |
154 Exceptions::ThrowByType(Exceptions::kArgument, args); | 150 Exceptions::ThrowByType(Exceptions::kArgument, args); |
155 } | 151 } |
156 } | 152 } |
157 return String::ConcatAll(strings); | 153 return String::ConcatAll(strings); |
158 } | 154 } |
159 | 155 |
160 } // namespace dart | 156 } // namespace dart |
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