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33 lines (26 loc) · 2.03 KB
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//
// Expression.swift
// QueryKit
//
// Created by Kyle Fuller on 06/07/2014.
//
//
import Foundation
@infix func == (left: NSExpression, right: NSExpression) -> NSPredicate {
return NSComparisonPredicate(leftExpression: left, rightExpression: right, modifier: NSComparisonPredicateModifier.DirectPredicateModifier, type: NSPredicateOperatorType.EqualToPredicateOperatorType, options: NSComparisonPredicateOptions(0))
}
@infix func != (left: NSExpression, right: NSExpression) -> NSPredicate {
return NSComparisonPredicate(leftExpression: left, rightExpression: right, modifier: NSComparisonPredicateModifier.DirectPredicateModifier, type: NSPredicateOperatorType.NotEqualToPredicateOperatorType, options: NSComparisonPredicateOptions(0))
}
@infix func > (left: NSExpression, right: NSExpression) -> NSPredicate {
return NSComparisonPredicate(leftExpression: left, rightExpression: right, modifier: NSComparisonPredicateModifier.DirectPredicateModifier, type: NSPredicateOperatorType.GreaterThanPredicateOperatorType, options: NSComparisonPredicateOptions(0))
}
@infix func >= (left: NSExpression, right: NSExpression) -> NSPredicate {
return NSComparisonPredicate(leftExpression: left, rightExpression: right, modifier: NSComparisonPredicateModifier.DirectPredicateModifier, type: NSPredicateOperatorType.GreaterThanOrEqualToPredicateOperatorType, options: NSComparisonPredicateOptions(0))
}
@infix func < (left: NSExpression, right: NSExpression) -> NSPredicate {
return NSComparisonPredicate(leftExpression: left, rightExpression: right, modifier: NSComparisonPredicateModifier.DirectPredicateModifier, type: NSPredicateOperatorType.LessThanPredicateOperatorType, options: NSComparisonPredicateOptions(0))
}
@infix func <= (left: NSExpression, right: NSExpression) -> NSPredicate {
return NSComparisonPredicate(leftExpression: left, rightExpression: right, modifier: NSComparisonPredicateModifier.DirectPredicateModifier, type: NSPredicateOperatorType.LessThanOrEqualToPredicateOperatorType, options: NSComparisonPredicateOptions(0))
}