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fix: char class casefold for certain chars #85

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Merged
headius merged 1 commit into from
Feb 27, 2025
Merged

fix: char class casefold for certain chars #85

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2 changes: 1 addition & 1 deletion src/org/joni/ApplyCaseFold.java
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Original file line number Diff line number Diff line change
Expand Up @@ -53,7 +53,7 @@ public void apply(int from, int[]to, int length, Object o) {
if (Config.CASE_FOLD_IS_APPLIED_INSIDE_NEGATIVE_CCLASS) {
if ((inCC && !cc.isNot()) || (!inCC && cc.isNot())) {
if (addFlag) {
if (enc.minLength() > 1 || to[0] >= BitSet.SINGLE_BYTE_SIZE) {
if (enc.minLength() > 1 || to[0] >= BitSet.SINGLE_BYTE_SIZE || enc.codeToMbcLength(to[0]) > 1) {
cc.addCodeRange(env, to[0], to[0], false);
} else {
/* /(?i:[^A-C])/.match("a") ==> fail. */
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56 changes: 56 additions & 0 deletions test/org/joni/test/TestUtf8CaseFoldingLatin1Supplement.java
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@@ -0,0 +1,56 @@
/*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is furnished to do
* so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package org.joni.test;

import org.jcodings.Encoding;
import org.jcodings.specific.UTF8Encoding;
import org.joni.Option;
import org.joni.Syntax;

public class TestUtf8CaseFoldingLatin1Supplement extends Test {

@Override
public int option() {
return Option.DEFAULT;
}

@Override
public Encoding encoding() {
return UTF8Encoding.INSTANCE;
}

@Override
public String testEncoding() {
return "utf-8";
}

@Override
public Syntax syntax() {
return Syntax.Java;
}

@Override
public void test() throws InterruptedException {
// test ignorecase for Latin-1 Supplement
x2s("[\\u00e0-\\u00e5]", "\u00c2", 0, 2, Option.IGNORECASE);
x2s("[\\u00e2]", "\u00c2", 0, 2, Option.IGNORECASE);
x2s("\\u00e2", "\u00c2", 0, 2, Option.IGNORECASE);
}
}
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