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/*
* The old wildcard implementation is kept for reference and benchmarking comparison.
* There made by MinIO and this original fork is here:
*/
/*
* MinIO Cloud Storage, (C) 2015, 2016 MinIO, Inc.
*
* 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.
*/
package wildcard_test
// MatchSimple - finds whether the text matches/satisfies the pattern string.
// supports only '*' wildcard in the pattern.
// considers a file system path as a flat name space.
func Old_MatchSimple(pattern, name string) bool {
if pattern == "" {
return name == pattern
}
if pattern == "*" {
return true
}
// Does only wildcard '*' match.
return Old_deepMatchRune([]rune(name), []rune(pattern), true)
}
// Match - finds whether the text matches/satisfies the pattern string.
// supports '*' and '?' wildcards in the pattern string.
// unlike path.Match(), considers a path as a flat name space while matching the pattern.
// The difference is illustrated in the example here https://play.golang.org/p/Ega9qgD4Qz .
func Old_Match(pattern, name string) (matched bool) {
if pattern == "" {
return name == pattern
}
if pattern == "*" {
return true
}
// Does extended wildcard '*' and '?' match.
return Old_deepMatchRune([]rune(name), []rune(pattern), false)
}
func Old_deepMatchRune(str, pattern []rune, simple bool) bool {
for len(pattern) > 0 {
switch pattern[0] {
default:
if len(str) == 0 || str[0] != pattern[0] {
return false
}
case '?':
if len(str) == 0 && !simple {
return false
}
case '*':
return Old_deepMatchRune(str, pattern[1:], simple) ||
(len(str) > 0 && Old_deepMatchRune(str[1:], pattern, simple))
}
str = str[1:]
pattern = pattern[1:]
}
return len(str) == 0 && len(pattern) == 0
}
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