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103 lines
2.5 KiB
Plaintext
103 lines
2.5 KiB
Plaintext
/*
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* _CPAggregateExpression.j
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*
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* Created by cacaodev.
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* Copyright 2010.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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@import "CPArray.j"
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@import "CPString.j"
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@import "_CPExpression.j"
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@implementation _CPAggregateExpression : CPExpression
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{
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CPArray _aggregate;
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}
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- (id)initWithAggregate:(CPArray)collection
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{
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self = [super initWithExpressionType:CPAggregateExpressionType];
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if (self)
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_aggregate = collection;
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return self;
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}
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- (BOOL)isEqual:(id)object
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{
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if (self === object)
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return YES;
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if (object === nil || object.isa !== self.isa || ![[object collection] isEqual:_aggregate])
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return NO;
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return YES;
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}
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- (id)collection
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{
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return _aggregate;
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}
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- (id)expressionValueWithObject:(id)object context:(CPDictionary)context
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{
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return [_aggregate arrayByApplyingBlock:function(exp, _)
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{
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return [exp expressionValueWithObject:object context:context];
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}];
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}
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- (CPString)description
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{
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var descriptions = [_aggregate arrayByApplyingBlock:function(exp, _)
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{
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return [exp description];
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}];
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return "{" + [descriptions componentsJoinedByString:","] + "}" ;
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}
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- (CPExpression)_expressionWithSubstitutionVariables:(CPDictionary)variables
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{
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var subst_array = [_aggregate arrayByApplyingBlock:function(exp, _)
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{
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return [exp _expressionWithSubstitutionVariables:variables];
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}];
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return [CPExpression expressionForAggregate:subst_array];
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}
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@end
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var CPCollectionKey = @"CPCollection";
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@implementation _CPAggregateExpression (CPCoding)
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- (id)initWithCoder:(CPCoder)coder
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{
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var collection = [coder decodeObjectForKey:CPCollectionKey];
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return [self initWithAggregate:collection];
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}
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- (void)encodeWithCoder:(CPCoder)coder
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{
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[coder encodeObject:_aggregate forKey:CPCollectionKey];
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}
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@end
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