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| 805 | - | 1 | // |
| 2 | // Copyright 2009-2010 Facebook |
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| 3 | // |
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| 4 | // Licensed under the Apache License, Version 2.0 (the "License"); |
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| 5 | // you may not use this file except in compliance with the License. |
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| 6 | // You may obtain a copy of the License at |
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| 7 | // |
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| 8 | // http://www.apache.org/licenses/LICENSE-2.0 |
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| 9 | // |
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| 10 | // Unless required by applicable law or agreed to in writing, software |
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| 11 | // distributed under the License is distributed on an "AS IS" BASIS, |
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| 12 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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| 13 | // See the License for the specific language governing permissions and |
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| 14 | // limitations under the License. |
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| 15 | // |
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| 16 | |||
| 17 | #import <Foundation/Foundation.h> |
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| 18 | |||
| 19 | /** |
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| 20 | * Creates a mutable array which does not retain references to the objects it contains. |
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| 21 | * |
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| 22 | * Typically used with arrays of delegates. |
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| 23 | */ |
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| 24 | NSMutableArray* TTCreateNonRetainingArray(); |
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| 25 | |||
| 26 | /** |
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| 27 | * Creates a mutable dictionary which does not retain references to the values it contains. |
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| 28 | * |
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| 29 | * Typically used with dictionaries of delegates. |
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| 30 | */ |
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| 31 | NSMutableDictionary* TTCreateNonRetainingDictionary(); |
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| 32 | |||
| 33 | /** |
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| 34 | * Tests if an object is an array which is not empty. |
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| 35 | */ |
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| 36 | BOOL TTIsArrayWithItems(id object); |
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| 37 | |||
| 38 | /** |
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| 39 | * Tests if an object is a set which is not empty. |
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| 40 | */ |
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| 41 | BOOL TTIsSetWithItems(id object); |
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| 42 | |||
| 43 | /** |
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| 44 | * Tests if an object is a string which is not empty. |
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| 45 | */ |
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| 46 | BOOL TTIsStringWithAnyText(id object); |
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| 47 | |||
| 48 | /** |
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| 49 | * Swap the two method implementations on the given class. |
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| 50 | * Uses method_exchangeImplementations to accomplish this. |
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| 51 | */ |
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| 52 | void TTSwapMethods(Class cls, SEL originalSel, SEL newSel); |