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ExCommandCompletion.m
70 lines (60 loc) · 2.58 KB
/
ExCommandCompletion.m
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/*
* Copyright (c) 2008-2012 Martin Hedenfalk <martin@vicoapp.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#import "ExCommandCompletion.h"
#import "ExMap.h"
#include "logging.h"
@implementation ExCommandCompletion
- (NSArray *)completionsForString:(NSString *)word
options:(NSString *)options
error:(NSError **)outError
{
BOOL fuzzySearch = ([options rangeOfString:@"f"].location != NSNotFound);
BOOL fuzzyTrigger = ([options rangeOfString:@"F"].location != NSNotFound);
DEBUG(@"completing command [%@] w/options %@", word, options);
NSMutableString *pattern = [NSMutableString string];
if ([word length] == 0)
pattern = nil;
else if (fuzzyTrigger)
[ViCompletionController appendFilter:word toPattern:pattern fuzzyClass:@"."];
else
pattern = [NSMutableString stringWithFormat:@"^%@.*", word];
unsigned rx_options = ONIG_OPTION_IGNORECASE;
ViRegexp *rx = [ViRegexp regexpWithString:pattern options:rx_options];
NSMutableArray *commands = [NSMutableArray array];
for (ExMapping *mapping in [ExMap defaultMap].mappings) {
NSString *name = mapping.name;
ViRegexpMatch *m = nil;
if (pattern == nil || (m = [rx matchInString:name]) != nil) {
ViCompletion *c;
if (fuzzySearch)
c = [ViCompletion completionWithContent:name fuzzyMatch:m];
else
c = [ViCompletion completionWithContent:name];
[commands addObject:c];
}
}
return commands;
}
@end