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/*
* Copyright 2017 Google
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#import "FIndex.h"
#import "FKeyIndex.h"
#import "FValueIndex.h"
#import "FPathIndex.h"
#import "FPriorityIndex.h"
@implementation FIndex
+ (id<FIndex>)indexFromQueryDefinition:(NSString *)string {
if ([string isEqualToString:@".key"]) {
return [FKeyIndex keyIndex];
} else if ([string isEqualToString:@".value"]) {
return [FValueIndex valueIndex];
} else if ([string isEqualToString:@".priority"]) {
return [FPriorityIndex priorityIndex];
} else {
return [[FPathIndex alloc] initWithPath:[[FPath alloc] initWith:string]];
}
}
@end
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