public String getPlaceholderText()

in simple_language_plugin/src/main/java/org/intellij/sdk/language/SimpleFoldingBuilder.java [76:107]

• 24 lines of code
• 5 McCabe index (conditional complexity)

  public String getPlaceholderText(@NotNull ASTNode node) {
    if (node.getPsi() instanceof PsiLiteralExpression psiLiteralExpression) {
      String text = PsiLiteralUtil.getStringLiteralContent(psiLiteralExpression);
      if (text == null) {
        return null;
      }

      String key = text.substring(SimpleAnnotator.SIMPLE_PREFIX_STR.length() +
          SimpleAnnotator.SIMPLE_SEPARATOR_STR.length());

      SimpleProperty simpleProperty = ContainerUtil.getOnlyItem(
          SimpleUtil.findProperties(psiLiteralExpression.getProject(), key)
      );
      if (simpleProperty == null) {
        return StringUtil.THREE_DOTS;
      }

      String propertyValue = simpleProperty.getValue();
      // IMPORTANT: keys can come with no values, so a test for null is needed
      // IMPORTANT: Convert embedded \n to backslash n, so that the string will look
      // like it has LF embedded in it and embedded " to escaped "
      if (propertyValue == null) {
        return StringUtil.THREE_DOTS;
      }

      return propertyValue
          .replaceAll("\n", "\\n")
          .replaceAll("\"", "\\\\\"");
    }

    return null;
  }