| // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| // Patch file for dart:core classes. |
| |
| import 'dart:_interceptors'; |
| import 'dart:_js_helper' show checkNull, |
| getRuntimeTypeString, |
| isJsArray, |
| JSSyntaxRegExp, |
| Primitives, |
| TypeImpl, |
| stringJoinUnchecked, |
| JsStringBuffer; |
| |
| patch void print(var object) { |
| Primitives.printString(object.toString()); |
| } |
| |
| // Patch for Object implementation. |
| patch class Object { |
| patch int get hashCode => Primitives.objectHashCode(this); |
| |
| patch String toString() => Primitives.objectToString(this); |
| |
| patch dynamic noSuchMethod(InvocationMirror invocation) { |
| throw new NoSuchMethodError(this, |
| invocation.memberName, |
| invocation.positionalArguments, |
| invocation.namedArguments); |
| } |
| |
| patch Type get runtimeType { |
| String type = getRuntimeTypeString(this); |
| return new TypeImpl(type); |
| } |
| } |
| |
| // Patch for Function implementation. |
| patch class Function { |
| patch static apply(Function function, |
| List positionalArguments, |
| [Map<String,dynamic> namedArguments]) { |
| return Primitives.applyFunction( |
| function, positionalArguments, namedArguments); |
| } |
| } |
| |
| // Patch for Expando implementation. |
| patch class Expando<T> { |
| patch Expando([String name]) : this.name = name; |
| |
| patch T operator[](Object object) { |
| var values = Primitives.getProperty(object, _EXPANDO_PROPERTY_NAME); |
| return (values == null) ? null : Primitives.getProperty(values, _getKey()); |
| } |
| |
| patch void operator[]=(Object object, T value) { |
| var values = Primitives.getProperty(object, _EXPANDO_PROPERTY_NAME); |
| if (values == null) { |
| values = new Object(); |
| Primitives.setProperty(object, _EXPANDO_PROPERTY_NAME, values); |
| } |
| Primitives.setProperty(values, _getKey(), value); |
| } |
| |
| String _getKey() { |
| String key = Primitives.getProperty(this, _KEY_PROPERTY_NAME); |
| if (key == null) { |
| key = "expando\$key\$${_keyCount++}"; |
| Primitives.setProperty(this, _KEY_PROPERTY_NAME, key); |
| } |
| return key; |
| } |
| |
| static const String _KEY_PROPERTY_NAME = 'expando\$key'; |
| static const String _EXPANDO_PROPERTY_NAME = 'expando\$values'; |
| static int _keyCount = 0; |
| } |
| |
| patch class int { |
| patch static int parse(String source, |
| { int radix, |
| int onError(String source) }) { |
| return Primitives.parseInt(source, radix, onError); |
| } |
| } |
| |
| patch class double { |
| patch static double parse(String source, [int handleError(String source)]) { |
| return Primitives.parseDouble(source, handleError); |
| } |
| } |
| |
| patch class Error { |
| patch static String _objectToString(Object object) { |
| return Primitives.objectToString(object); |
| } |
| } |
| |
| |
| // Patch for DateTime implementation. |
| patch class DateTime { |
| patch DateTime._internal(int year, |
| int month, |
| int day, |
| int hour, |
| int minute, |
| int second, |
| int millisecond, |
| bool isUtc) |
| : this.isUtc = checkNull(isUtc), |
| millisecondsSinceEpoch = Primitives.valueFromDecomposedDate( |
| year, month, day, hour, minute, second, millisecond, isUtc) { |
| Primitives.lazyAsJsDate(this); |
| } |
| |
| patch DateTime._now() |
| : isUtc = false, |
| millisecondsSinceEpoch = Primitives.dateNow() { |
| Primitives.lazyAsJsDate(this); |
| } |
| |
| patch static int _brokenDownDateToMillisecondsSinceEpoch( |
| int year, int month, int day, int hour, int minute, int second, |
| int millisecond, bool isUtc) { |
| return Primitives.valueFromDecomposedDate( |
| year, month, day, hour, minute, second, millisecond, isUtc); |
| } |
| |
| patch String get timeZoneName { |
| if (isUtc) return "UTC"; |
| return Primitives.getTimeZoneName(this); |
| } |
| |
| patch Duration get timeZoneOffset { |
| if (isUtc) return new Duration(); |
| return new Duration(minutes: Primitives.getTimeZoneOffsetInMinutes(this)); |
| } |
| |
| patch int get year => Primitives.getYear(this); |
| |
| patch int get month => Primitives.getMonth(this); |
| |
| patch int get day => Primitives.getDay(this); |
| |
| patch int get hour => Primitives.getHours(this); |
| |
| patch int get minute => Primitives.getMinutes(this); |
| |
| patch int get second => Primitives.getSeconds(this); |
| |
| patch int get millisecond => Primitives.getMilliseconds(this); |
| |
| patch int get weekday => Primitives.getWeekday(this); |
| } |
| |
| |
| // Patch for Stopwatch implementation. |
| patch class Stopwatch { |
| patch static int _frequency() => 1000000; |
| patch static int _now() => Primitives.numMicroseconds(); |
| } |
| |
| |
| // Patch for List implementation. |
| patch class List<E> { |
| patch factory List([int length = 0]) { |
| // Explicit type test is necessary to protect Primitives.newGrowableList in |
| // unchecked mode. |
| if ((length is !int) || (length < 0)) { |
| throw new ArgumentError("Length must be a positive integer: $length."); |
| } |
| return Primitives.newGrowableList(length); |
| } |
| |
| patch factory List.fixedLength(int length, {E fill: null}) { |
| // Explicit type test is necessary to protect Primitives.newFixedList in |
| // unchecked mode. |
| if ((length is !int) || (length < 0)) { |
| throw new ArgumentError("Length must be a positive integer: $length."); |
| } |
| List result = Primitives.newFixedList(length); |
| if (length != 0 && fill != null) { |
| for (int i = 0; i < result.length; i++) { |
| result[i] = fill; |
| } |
| } |
| return result; |
| } |
| } |
| |
| |
| patch class String { |
| patch factory String.fromCharCodes(List<int> charCodes) { |
| if (!isJsArray(charCodes)) { |
| if (charCodes is !List) throw new ArgumentError(charCodes); |
| charCodes = new List.from(charCodes); |
| } |
| return Primitives.stringFromCharCodes(charCodes); |
| } |
| } |
| |
| // Patch for String implementation. |
| patch class Strings { |
| patch static String join(Iterable<String> strings, String separator) { |
| checkNull(strings); |
| if (separator is !String) throw new ArgumentError(separator); |
| return stringJoinUnchecked(_toJsStringArray(strings), separator); |
| } |
| |
| patch static String concatAll(Iterable<String> strings) { |
| return stringJoinUnchecked(_toJsStringArray(strings), ""); |
| } |
| |
| static List _toJsStringArray(Iterable<String> strings) { |
| checkNull(strings); |
| var array; |
| if (!isJsArray(strings)) { |
| strings = new List.from(strings); |
| } |
| final length = strings.length; |
| for (int i = 0; i < length; i++) { |
| final string = strings[i]; |
| if (string is !String) throw new ArgumentError(string); |
| } |
| return strings; |
| } |
| } |
| |
| patch class RegExp { |
| patch factory RegExp(String pattern, |
| {bool multiLine: false, |
| bool caseSensitive: true}) |
| => new JSSyntaxRegExp(pattern, |
| multiLine: multiLine, |
| caseSensitive: caseSensitive); |
| } |
| |
| // Patch for 'identical' function. |
| patch bool identical(Object a, Object b) { |
| return Primitives.identicalImplementation(a, b); |
| } |
| |
| patch class StringBuffer { |
| patch factory StringBuffer([Object content = ""]) { |
| return new JsStringBuffer(content); |
| } |
| } |