@Override
  public @NotNull String input() {
    return this.beforePreprocessing;
  }
Creates a new root node.

@param sourceMessage the source message
@param beforePreprocessing the source message before handling preProcess tags
@since 4.10.0
text-minimessage/src/main/java/net/kyori/adventure/text/minimessage/internal/parser/node/RootNode.java