Implemented equals for CommandContext and ParsedArgument

src/main/java/net/minecraft/commands/context/CommandContext.java

@@ -38,4 +38,26 @@ public class CommandContext<T> {
             throw new IllegalArgumentException("Argument '" + name + "' is defined as " + argument.getResult().getClass().getSimpleName() + ", not " + clazz);
         }
     }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (!(o instanceof CommandContext)) return false;
+
+        CommandContext that = (CommandContext) o;
+
+        if (!arguments.equals(that.arguments)) return false;
+        if (command != null ? !command.equals(that.command) : that.command != null) return false;
+        if (!source.equals(that.source)) return false;
+
+        return true;
+    }
+
+    @Override
+    public int hashCode() {
+        int result = source.hashCode();
+        result = 31 * result + arguments.hashCode();
+        result = 31 * result + (command != null ? command.hashCode() : 0);
+        return result;
+    }
 }

src/main/java/net/minecraft/commands/context/ParsedArgument.java

@@ -16,4 +16,24 @@ public class ParsedArgument<T> {
     public T getResult() {
         return result;
     }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (!(o instanceof ParsedArgument)) return false;
+
+        ParsedArgument that = (ParsedArgument) o;
+
+        if (!raw.equals(that.raw)) return false;
+        if (!result.equals(that.result)) return false;
+
+        return true;
+    }
+
+    @Override
+    public int hashCode() {
+        int result1 = raw.hashCode();
+        result1 = 31 * result1 + result.hashCode();
+        return result1;
+    }
 }