Fix further issues with rgb text pattern matching

Spigot-Server-Patches/0677-Add-support-for-hex-color-codes-in-console.patch

@@ -7,13 +7,12 @@ Converts upstream's hex color code legacy format into actual hex color codes in
 
 diff --git a/src/main/java/io/papermc/paper/console/HexFormattingConverter.java b/src/main/java/io/papermc/paper/console/HexFormattingConverter.java
 new file mode 100644
-index 0000000000000000000000000000000000000000..362afb369ed8b00b0682237a6f9ca710391c9df8
+index 0000000000000000000000000000000000000000..a4315961b7a465fb4872a4d67e7c26d4b4ed1fb9
 --- /dev/null
 +++ b/src/main/java/io/papermc/paper/console/HexFormattingConverter.java
-@@ -0,0 +1,187 @@
+@@ -0,0 +1,178 @@
 +package io.papermc.paper.console;
 +
-+import net.kyori.adventure.text.format.TextColor;
 +import net.minecrell.terminalconsole.TerminalConsoleAppender;
 +import org.apache.logging.log4j.core.LogEvent;
 +import org.apache.logging.log4j.core.config.Configuration;
@@ -46,6 +45,7 @@ index 0000000000000000000000000000000000000000..362afb369ed8b00b0682237a6f9ca710
 +    private static final String LOOKUP = "0123456789abcdefklmnor";
 +
 +    private static final String RGB_ANSI = "\u001B[38;2;%d;%d;%dm";
++    private static final Pattern NAMED_PATTERN = Pattern.compile(COLOR_CHAR + "[0-9a-fk-orA-FK-OR]");
 +    private static final Pattern RGB_PATTERN = Pattern.compile(COLOR_CHAR + "x(" + COLOR_CHAR + "[0-9a-fA-F]){6}");
 +
 +    private static final String[] ansiCodes = new String[] {
@@ -83,7 +83,7 @@ index 0000000000000000000000000000000000000000..362afb369ed8b00b0682237a6f9ca710
 +     * @param strip      If true, the converter will strip all formatting codes
 +     */
 +    protected HexFormattingConverter(List<PatternFormatter> formatters, boolean strip) {
-+        super("minecraftFormatting", null);
++        super("paperMinecraftFormatting", null);
 +        this.formatters = formatters;
 +        this.ansi = !strip;
 +    }
@@ -112,10 +112,10 @@ index 0000000000000000000000000000000000000000..362afb369ed8b00b0682237a6f9ca710
 +        StringBuffer buffer = new StringBuffer();
 +        while (matcher.find()) {
 +            String s = matcher.group().replace(String.valueOf(COLOR_CHAR), "").replace('x', '#');
-+            TextColor color = TextColor.fromHexString(s);
++            int hex = Integer.decode(s);
-+            int red = color.red();
++            int red = (hex >> 16) & 0xFF;
-+            int blue = color.blue();
++            int green = (hex >> 8) & 0xFF;
-+            int green = color.green();
++            int blue = hex & 0xFF;
 +            String replacement = String.format(RGB_ANSI, red, green, blue);
 +            matcher.appendReplacement(buffer, replacement);
 +        }
@@ -133,39 +133,30 @@ index 0000000000000000000000000000000000000000..362afb369ed8b00b0682237a6f9ca710
 +        return buffer.toString();
 +    }
 +
-+    static void format(String s, StringBuilder result, int start, boolean ansi) {
++    static void format(String content, StringBuilder result, int start, boolean ansi) {
-+        int next = s.indexOf(COLOR_CHAR);
++        int next = content.indexOf(COLOR_CHAR);
-+        int last = s.length() - 1;
++        int last = content.length() - 1;
 +        if (next == -1 || next == last) {
 +            result.setLength(start);
-+            result.append(s);
++            result.append(content);
 +            if (ansi) {
 +                result.append(ANSI_RESET);
 +            }
 +            return;
 +        }
 +
-+        result.setLength(start + next);
++        Matcher matcher = NAMED_PATTERN.matcher(content);
-+
++        StringBuffer buffer = new StringBuffer();
-+        int pos = next;
++        while (matcher.find()) {
-+        do {
++            int format = LOOKUP.indexOf(Character.toLowerCase(matcher.group().charAt(1)));
-+            int format = LOOKUP.indexOf(Character.toLowerCase(s.charAt(next + 1)));
 +            if (format != -1) {
-+                if (pos != next) {
++                matcher.appendReplacement(buffer, ansi ? ansiCodes[format] : "");
-+                    result.append(s, pos, next);
 +            }
-+                if (ansi) {
-+                    result.append(ansiCodes[format]);
-+                }
-+                pos = next += 2;
-+            } else {
-+                next++;
 +        }
++        matcher.appendTail(buffer);
 +
-+            next = s.indexOf(COLOR_CHAR, next);
++        result.setLength(start);
-+        } while (next != -1 && next < last);
++        result.append(buffer.toString());
-+
-+        result.append(s, pos, s.length());
 +        if (ansi) {
 +            result.append(ANSI_RESET);
 +        }