Bring back (un)merge for Symbolics for better performance

Author: imDaniX

src/main/java/ink/glowing/text/Parser.java

@@ -162,10 +162,7 @@ private Parser(@NotNull String textStr, @NotNull Context context) {
                     SymbolicStyle symbolic = context.findSymbolicStyle(styleCh);
                     if (symbolic == null) continue;
                     appendPrevious(builder, lastAppend, index, context);
-                    context.lastStyle(symbolic.resets()
-                            ? symbolic.base()
-                            : context.lastStyle().merge(symbolic.base())
-                    );
+                    context.lastStyle(symbolic.merge(context.lastStyle()));
                     lastAppend = (++index) + 1;
                 }
             }

src/main/java/ink/glowing/text/Stringifier.java

@@ -115,11 +115,10 @@ private static void appendComponent(
     }
 
     private static @NotNull TreeSet<SymbolicStyle> pullSymbolics(@NotNull Style style, @NotNull InkyMessage inkyMessage) {
-        // TODO StyleBuilder?
         TreeSet<SymbolicStyle> found = new TreeSet<>();
         for (var symb : inkyMessage.symbolics().values()) {
             if (symb.isApplied(style)) {
-                style = style.unmerge(symb.base());
+                style = symb.unmerge(style);
                 found.add(symb);
                 if (style.isEmpty()) return found;
             }
@@ -167,6 +166,16 @@ public boolean isApplied(@NotNull Style at) {
             return cleanStyle;
         }
 
+        @Override
+        public @NotNull Style merge(@NotNull Style other) {
+            return cleanStyle;
+        }
+
+        @Override
+        public @NotNull Style unmerge(@NotNull Style other) {
+            return other.color(null);
+        }
+
         @Override
         public @NotNull String asFormatted() {
             return "&" + color.asHexString();

src/main/java/ink/glowing/text/symbolic/ChainedSymbolicDecoration.java

@@ -41,6 +41,16 @@ public boolean isApplied(@NotNull Style at) {
         return cleanStyle;
     }
 
+    @Override
+    public @NotNull Style merge(@NotNull Style other) {
+        return other.decoration(decoration, TextDecoration.State.TRUE);
+    }
+
+    @Override
+    public @NotNull Style unmerge(@NotNull Style other) {
+        return other.decoration(decoration, TextDecoration.State.NOT_SET);
+    }
+
     @Override
     public boolean equals(Object o) {
         if (this == o) return true;

src/main/java/ink/glowing/text/symbolic/ResettingSymbolicColor.java

@@ -39,6 +39,16 @@ public boolean isApplied(@NotNull Style at) {
         return cleanStyle;
     }
 
+    @Override
+    public @NotNull Style merge(@NotNull Style other) {
+        return cleanStyle;
+    }
+
+    @Override
+    public @NotNull Style unmerge(@NotNull Style other) {
+        return other.color(null);
+    }
+
     @Override
     public boolean equals(Object o) {
         if (this == o) return true;

src/main/java/ink/glowing/text/symbolic/SimpleSymbolicReset.java

@@ -28,6 +28,16 @@ public boolean equals(Object obj) {
         return obj instanceof SimpleSymbolicReset(char otherSymbol) && otherSymbol == symbol;
     }
 
+    @Override
+    public @NotNull Style merge(@NotNull Style other) {
+        return Style.empty();
+    }
+
+    @Override
+    public @NotNull Style unmerge(@NotNull Style other) {
+        return other;
+    }
+
     @Override
     public int hashCode() {
         return Objects.hash(symbol);

src/main/java/ink/glowing/text/symbolic/SymbolicStyle.java

@@ -15,6 +15,14 @@ public interface SymbolicStyle extends Ink, Comparable<SymbolicStyle>, SymbolicS
 
     @NotNull Style base();
 
+    default @NotNull Style merge(@NotNull Style other) {
+        return resets() ? base() : other.merge(base());
+    }
+
+    default @NotNull Style unmerge(@NotNull Style other) {
+        return other.unmerge(base());
+    }
+
     @Override
     default @Nullable SymbolicStyle findSymbolicStyle(char symbol) {
         return symbol() == symbol ? this : null;