From 57c37c222c43f732c8b7703263cf9a573561322f Mon Sep 17 00:00:00 2001
From: Juuz
Date: Wed, 3 Sep 2025 13:59:45 +0300
Subject: Always specify locale in toUpperCase and toLowerCase (#556)

Not all of these changes are strictly needed to avoid the Turkish i issue
specifically, but it's good to be consistent.---
 enigma-cli/src/main/java/cuchaz/enigma/command/Command.java          | 3 ++-
 .../src/main/java/cuchaz/enigma/command/MappingCommandsUtil.java     | 5 +++--
 2 files changed, 5 insertions(+), 3 deletions(-)

(limited to 'enigma-cli')

diff --git a/enigma-cli/src/main/java/cuchaz/enigma/command/Command.java b/enigma-cli/src/main/java/cuchaz/enigma/command/Command.java
index 06c4916..53b277f 100644
--- a/enigma-cli/src/main/java/cuchaz/enigma/command/Command.java
+++ b/enigma-cli/src/main/java/cuchaz/enigma/command/Command.java
@@ -5,6 +5,7 @@ import java.io.IOException;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
+import java.util.Locale;
 
 import net.fabricmc.mappingio.MappingReader;
 import net.fabricmc.mappingio.tree.MemoryMappingTree;
@@ -56,7 +57,7 @@ public abstract class Command {
 
 	protected static EntryTree<EntryMapping> readMappings(Path path, ProgressListener progress, MappingSaveParameters saveParameters) throws IOException, MappingParseException {
 		// Legacy
-		if (path.getFileName().toString().toLowerCase().endsWith(".zip")) {
+		if (path.getFileName().toString().toLowerCase(Locale.ROOT).endsWith(".zip")) {
 			return MappingFormat.ENIGMA_ZIP.read(path, progress, saveParameters, null);
 		}
 
diff --git a/enigma-cli/src/main/java/cuchaz/enigma/command/MappingCommandsUtil.java b/enigma-cli/src/main/java/cuchaz/enigma/command/MappingCommandsUtil.java
index e1e216a..7c6bf43 100644
--- a/enigma-cli/src/main/java/cuchaz/enigma/command/MappingCommandsUtil.java
+++ b/enigma-cli/src/main/java/cuchaz/enigma/command/MappingCommandsUtil.java
@@ -4,6 +4,7 @@ import java.io.IOException;
 import java.io.UncheckedIOException;
 import java.nio.file.Files;
 import java.nio.file.Path;
+import java.util.Locale;
 
 import net.fabricmc.mappingio.MappingWriter;
 import net.fabricmc.mappingio.tree.VisitableMappingTree;
@@ -34,7 +35,7 @@ public final class MappingCommandsUtil {
 		MappingFormat format = null;
 
 		try {
-			format = MappingFormat.valueOf(type.toUpperCase());
+			format = MappingFormat.valueOf(type.toUpperCase(Locale.ROOT));
 		} catch (IllegalArgumentException ignored) {
 			if (type.equals("tinyv2")) {
 				format = MappingFormat.TINY_V2;
@@ -101,7 +102,7 @@ public final class MappingCommandsUtil {
 		MappingFormat format = null;
 
 		try {
-			format = MappingFormat.valueOf(type.toUpperCase());
+			format = MappingFormat.valueOf(type.toUpperCase(Locale.ROOT));
 		} catch (IllegalArgumentException ignored) {
 			// ignored
 		}
-- 
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