docs: public SoyPrintDirective lookupPrintDirective(String name, int numArgs, SourceLocation location) {
      SoyPrintDirective soyPrintDirective = printDirectives.get(name);
      if (soyPrintDirective == null) {
        reportMissing(location, "print directive", name, printDirectives.keySet());
        soyPrintDirective = createPlaceholderPrintDirective(name, numArgs);
      }
      checkNumArgs("print directive", soyPrintDirective.getValidArgsSizes(), numArgs, location);
      warnIfDeprecated(name, soyPrintDirective, location);
      return soyPrintDirective;
    }