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95 lines
2.3 KiB
Plaintext
95 lines
2.3 KiB
Plaintext
/*
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* _CPBlockExpression.j
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*
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* Created by cacaodev.
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* Copyright 2015.
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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 "_CPExpression.j"
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@implementation _CPBlockExpression : CPExpression
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{
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Function _block;
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CPArray _arguments;
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}
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- (id)initWithBlock:(Function)aBlock arguments:(CPArray)arguments
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{
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self = [super initWithExpressionType:CPBlockExpressionType];
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if (self)
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{
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_block = aBlock;
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_arguments = arguments;
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}
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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 expressionBlock] !== _block || ![[object arguments] isEqual:_arguments])
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return NO;
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return YES;
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}
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- (Function)expressionBlock
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{
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return _block;
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}
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- (CPArray)arguments
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{
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return _arguments;
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}
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- (id)expressionValueWithObject:(id)object context:(CPDictionary)context
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{
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var args = [];
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if (_arguments !== nil)
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{
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args = _arguments.map(function(expression){
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return [expression expressionValueWithObject:object context:context];
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});
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}
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return _block(object, args, context);
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}
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- (CPExpression)_expressionWithSubstitutionVariables:(CPDictionary)bindings
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{
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var args = [];
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[_arguments enumerateObjectsUsingBlock:function(exp, idx)
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{
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[args addObject:[exp _expressionWithSubstitutionVariables:bindings]];
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}];
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return [[_CPBlockExpression alloc] initWithBlock:_block arguments:args];
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}
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- (CPString)description
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{
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return [CPString stringWithFormat:@"Block(0x%@)", [CPString stringWithHash:[self UID]]];
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}
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@end |