Examples with XsltNamedElement org.intellij.lang.xpath.xslt.psi.XsltNamedElement used on opensource projects

Example 1 with XsltNamedElement

use of org.intellij.lang.xpath.xslt.psi.XsltNamedElement in project intellij-community by JetBrains.

the class XsltDeclarationInspection method buildVisitor.

@NotNull
public PsiElementVisitor buildVisitor(@NotNull final ProblemsHolder holder, final boolean isOnTheFly) {
    if (!(holder.getFile() instanceof XmlFile))
        return PsiElementVisitor.EMPTY_VISITOR;
    return new XmlElementVisitor() {

        @Override
        public void visitXmlTag(final XmlTag tag) {
            final XmlAttribute nameAttr = tag.getAttribute("name", null);
            if (nameAttr == null || PsiTreeUtil.hasErrorElements(nameAttr))
                return;
            if (XsltSupport.isVariableOrParam(tag)) {
                final XsltNamedElement instance = getXsltElementFactory().wrapElement(tag, XsltNamedElement.class);
                checkDeclaration(instance, nameAttr.getValue(), holder);
            } else if (XsltSupport.isTemplate(tag)) {
                final XsltTemplate tmpl = getXsltElementFactory().wrapElement(tag, XsltTemplate.class);
                checkDeclaration(tmpl, nameAttr.getValue(), holder);
            }
        }

        private void checkDeclaration(final XsltNamedElement element, final String name, ProblemsHolder holder) {
            final XmlTag tag = element.getTag();
            final PsiElement token = element.getNameIdentifier();
            if (name == null || name.length() == 0) {
                if (token != null) {
                    holder.registerProblem(token, "Empty name not permitted");
                } else {
                    final XmlAttribute attribute = element.getNameAttribute();
                    if (attribute != null) {
                        final XmlAttributeValue e = attribute.getValueElement();
                        if (e != null) {
                            holder.registerProblem(e, "Empty name not permitted");
                        }
                    }
                }
            } else if (!isLegalName(name, holder.getManager().getProject())) {
                assert token != null;
                holder.registerProblem(token, "Illegal name");
            } else {
                assert token != null;
                final XmlFile file = (XmlFile) tag.getContainingFile();
                final XmlTag duplicatedSymbol = DeclarationChecker.getInstance(file).getDuplicatedSymbol(tag);
                if (duplicatedSymbol != null) {
                    if (duplicatedSymbol.getContainingFile() == file) {
                        holder.registerProblem(token, "Duplicate declaration");
                    } else {
                        holder.registerProblem(token, "Duplicates declaration from '" + duplicatedSymbol.getContainingFile().getName() + "'");
                    }
                }
            }
        }

        private boolean isLegalName(String value, Project project) {
            return getNamesValidator().isIdentifier(value, project);
        }
    };
}