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Side by Side Diff: runtime/lib/typeddata.dart

Issue 14071002: Added new version of reduce. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Removed more uses of max, and a few bugs. Created 7 years, 8 months ago
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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2013, 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 // patch classes for Int8List ..... Float64List and ByteData implementations. 5 // patch classes for Int8List ..... Float64List and ByteData implementations.
6 6
7 patch class Int8List { 7 patch class Int8List {
8 /* patch */ factory Int8List(int length) { 8 /* patch */ factory Int8List(int length) {
9 return new _Int8Array(length); 9 return new _Int8Array(length);
10 } 10 }
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300 } 300 }
301 301
302 Iterable map(f(int element)) { 302 Iterable map(f(int element)) {
303 return IterableMixinWorkaround.mapList(this, f); 303 return IterableMixinWorkaround.mapList(this, f);
304 } 304 }
305 305
306 String join([String separator = ""]) { 306 String join([String separator = ""]) {
307 return IterableMixinWorkaround.join(this, separator); 307 return IterableMixinWorkaround.join(this, separator);
308 } 308 }
309 309
310 dynamic reduce(dynamic initialValue, 310 dynamic reduce(dynamic combine(value, element)) {
311 dynamic combine(dynamic initialValue, element)) { 311 return IterableMixinWorkaround.reduce(this, combine);
312 return IterableMixinWorkaround.reduce(this, initialValue, combine);
313 } 312 }
314 313
315 dynamic fold(dynamic initialValue, 314 dynamic fold(dynamic initialValue,
316 dynamic combine(dynamic initialValue, element)) { 315 dynamic combine(dynamic initialValue, element)) {
317 return IterableMixinWorkaround.fold(this, initialValue, combine); 316 return IterableMixinWorkaround.fold(this, initialValue, combine);
318 } 317 }
319 318
320 Iterable where(bool f(int element)) { 319 Iterable where(bool f(int element)) {
321 return IterableMixinWorkaround.where(this, f); 320 return IterableMixinWorkaround.where(this, f);
322 } 321 }
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443 if (length > 0) return this[length - 1]; 442 if (length > 0) return this[length - 1];
444 throw new StateError("No elements"); 443 throw new StateError("No elements");
445 } 444 }
446 445
447 int get single { 446 int get single {
448 if (length == 1) return this[0]; 447 if (length == 1) return this[0];
449 if (length == 0) throw new StateError("No elements"); 448 if (length == 0) throw new StateError("No elements");
450 throw new StateError("More than one element"); 449 throw new StateError("More than one element");
451 } 450 }
452 451
453 int min([int compare(int a, int b)]) =>
454 IterableMixinWorkaround.min(this, compare);
455
456 int max([int compare(int a, int b)]) =>
457 IterableMixinWorkaround.max(this, compare);
458
459 void removeRange(int start, int length) { 452 void removeRange(int start, int length) {
460 throw new UnsupportedError( 453 throw new UnsupportedError(
461 "Cannot remove from a non-extendable array"); 454 "Cannot remove from a non-extendable array");
462 } 455 }
463 456
464 void insertRange(int start, int length, [initialValue]) { 457 void insertRange(int start, int length, [initialValue]) {
465 throw new UnsupportedError( 458 throw new UnsupportedError(
466 "Cannot add to a non-extendable array"); 459 "Cannot add to a non-extendable array");
467 } 460 }
468 461
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3086 return value; 3079 return value;
3087 } 3080 }
3088 return object; 3081 return object;
3089 } 3082 }
3090 3083
3091 3084
3092 void _throwRangeError(int index, int length) { 3085 void _throwRangeError(int index, int length) {
3093 String message = "$index must be in the range [0..$length)"; 3086 String message = "$index must be in the range [0..$length)";
3094 throw new RangeError(message); 3087 throw new RangeError(message);
3095 } 3088 }
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