Examples with XmlElementVisitor com.intellij.psi.XmlElementVisitor used on opensource projects

Example 1 with XmlElementVisitor

use of com.intellij.psi.XmlElementVisitor in project intellij-community by JetBrains.

the class HtmlLocalInspectionTool method buildVisitor.

@Override
@NotNull
public PsiElementVisitor buildVisitor(@NotNull final ProblemsHolder holder, final boolean isOnTheFly) {
    return new XmlElementVisitor() {

        @Override
        public void visitXmlToken(final XmlToken token) {
            IElementType tokenType = token.getTokenType();
            if (tokenType == XmlTokenType.XML_NAME || tokenType == XmlTokenType.XML_TAG_NAME) {
                PsiElement element = token.getPrevSibling();
                while (element instanceof PsiWhiteSpace) element = element.getPrevSibling();
                if (element instanceof XmlToken && ((XmlToken) element).getTokenType() == XmlTokenType.XML_START_TAG_START) {
                    PsiElement parent = element.getParent();
                    if (parent instanceof XmlTag && !(token.getNextSibling() instanceof OuterLanguageElement)) {
                        XmlTag tag = (XmlTag) parent;
                        checkTag(tag, holder, isOnTheFly);
                    }
                }
            }
        }

        @Override
        public void visitXmlAttribute(final XmlAttribute attribute) {
            checkAttribute(attribute, holder, isOnTheFly);
        }
    };
}

Example 2 with XmlElementVisitor

use of com.intellij.psi.XmlElementVisitor in project intellij-community by JetBrains.

the class CheckEmptyTagInspection method buildVisitor.

@Override
@NotNull
public PsiElementVisitor buildVisitor(@NotNull final ProblemsHolder holder, boolean isOnTheFly) {
    return new XmlElementVisitor() {

        @Override
        public void visitXmlTag(final XmlTag tag) {
            if (!isTagWithEmptyEndNotAllowed(tag)) {
                return;
            }
            final ASTNode child = XmlChildRole.EMPTY_TAG_END_FINDER.findChild(tag.getNode());
            if (child == null) {
                return;
            }
            final LocalQuickFix fix = new MyLocalQuickFix();
            holder.registerProblem(tag, XmlBundle.message("html.inspections.check.empty.script.message"), tag.getContainingFile().getContext() != null ? ProblemHighlightType.INFORMATION : ProblemHighlightType.GENERIC_ERROR_OR_WARNING, fix);
        }
    };
}

Example 3 with XmlElementVisitor

use of com.intellij.psi.XmlElementVisitor 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);
        }
    };
}

Example 4 with XmlElementVisitor

use of com.intellij.psi.XmlElementVisitor in project intellij-community by JetBrains.

the class XmlAspectImpl method update.

@Override
public void update(PomModelEvent event) {
    if (!event.getChangedAspects().contains(myTreeAspect))
        return;
    final TreeChangeEvent changeSet = (TreeChangeEvent) event.getChangeSet(myTreeAspect);
    if (changeSet == null)
        return;
    final ASTNode rootElement = changeSet.getRootElement();
    final PsiFile file = (PsiFile) rootElement.getPsi();
    if (!(file instanceof XmlFile))
        return;
    final XmlAspectChangeSetImpl xmlChangeSet = event.registerChangeSetIfAbsent(this, new XmlAspectChangeSetImpl(myModel));
    xmlChangeSet.addChangedFile((XmlFile) file);
    final ASTNode[] changedElements = changeSet.getChangedElements();
    final CharTable table = ((FileElement) changeSet.getRootElement()).getCharTable();
    for (ASTNode changedElement : changedElements) {
        TreeChange changesByElement = changeSet.getChangesByElement(changedElement);
        PsiElement psiElement = null;
        while (changedElement != null && (psiElement = changedElement.getPsi()) == null) {
            final ASTNode parent = changedElement.getTreeParent();
            final ChangeInfoImpl changeInfo = ChangeInfoImpl.create(ChangeInfo.CONTENTS_CHANGED, changedElement);
            changeInfo.compactChange(changesByElement);
            changesByElement = new TreeChangeImpl(parent);
            changesByElement.addChange(changedElement, changeInfo);
            changedElement = parent;
        }
        if (changedElement == null)
            continue;
        final TreeChange finalChangedElement = changesByElement;
        psiElement.accept(new XmlElementVisitor() {

            TreeChange myChange = finalChangedElement;

            @Override
            public void visitElement(PsiElement element) {
                final ASTNode child = element.getNode();
                final ASTNode treeParent = child.getTreeParent();
                if (treeParent == null)
                    return;
                final PsiElement parent = treeParent.getPsi();
                final ChangeInfoImpl changeInfo = ChangeInfoImpl.create(ChangeInfo.CONTENTS_CHANGED, child);
                changeInfo.compactChange(myChange);
                myChange = new TreeChangeImpl(treeParent);
                myChange.addChange(child, changeInfo);
                parent.accept(this);
            }

            @Override
            public void visitXmlAttribute(XmlAttribute attribute) {
                final ASTNode[] affectedChildren = myChange.getAffectedChildren();
                String oldName = null;
                String oldValue = null;
                for (final ASTNode treeElement : affectedChildren) {
                    final ChangeInfo changeByChild = myChange.getChangeByChild(treeElement);
                    final int changeType = changeByChild.getChangeType();
                    if (treeElement.getElementType() == XmlTokenType.XML_NAME) {
                        if (changeType == ChangeInfo.REMOVED) {
                            oldName = treeElement.getText();
                        } else if (changeType == ChangeInfo.REPLACE) {
                            oldName = ((ReplaceChangeInfo) changeByChild).getReplaced().getText();
                        }
                    }
                    if (treeElement.getElementType() == XmlElementType.XML_ATTRIBUTE_VALUE) {
                        if (changeType == ChangeInfo.REMOVED) {
                            oldValue = treeElement.getText();
                        } else if (changeType == ChangeInfo.REPLACE) {
                            oldValue = ((ReplaceChangeInfo) changeByChild).getReplaced().getText();
                        }
                    }
                }
                if (oldName != null && !oldName.equals(attribute.getName())) {
                    xmlChangeSet.add(new XmlAttributeSetImpl(attribute.getParent(), oldName, null));
                    xmlChangeSet.add(new XmlAttributeSetImpl(attribute.getParent(), attribute.getName(), attribute.getValue()));
                } else if (oldValue != null) {
                    xmlChangeSet.add(new XmlAttributeSetImpl(attribute.getParent(), attribute.getName(), attribute.getValue()));
                } else {
                    xmlChangeSet.add(new XmlElementChangedImpl(attribute));
                }
            }

            @Override
            public void visitXmlTag(XmlTag tag) {
                ASTNode[] affectedChildren = shortenChange(myChange.getAffectedChildren(), changeSet);
                for (final ASTNode treeElement : affectedChildren) {
                    if (!(treeElement.getPsi() instanceof XmlTagChild)) {
                        visitElement(tag);
                        return;
                    }
                }
                for (final ASTNode treeElement : affectedChildren) {
                    final ChangeInfo changeByChild = myChange.getChangeByChild(treeElement);
                    final int changeType = changeByChild.getChangeType();
                    final IElementType type = treeElement.getElementType();
                    if (type == TokenType.WHITE_SPACE)
                        continue;
                    /*
            if (type == ElementType.XML_NAME) {
              final XmlToken xmlToken = (XmlToken)((ReplaceChangeInfo)changeByChild).getReplaced();
              xmlChangeSet.add(new XmlTagNameChangedImpl(tag, xmlToken.getText()));
              continue;
            }
            */
                    final PsiElement element = treeElement.getPsi();
                    switch(changeType) {
                        case ChangeInfo.ADD:
                            xmlChangeSet.add(new XmlTagChildAddImpl(tag, (XmlTagChild) element));
                            break;
                        case ChangeInfo.REMOVED:
                            treeElement.putUserData(CharTable.CHAR_TABLE_KEY, table);
                            xmlChangeSet.add(new XmlTagChildRemovedImpl(tag, (XmlTagChild) element));
                            break;
                        case ChangeInfo.CONTENTS_CHANGED:
                            xmlChangeSet.add(new XmlTagChildChangedImpl(tag, (XmlTagChild) element));
                            break;
                        case ChangeInfo.REPLACE:
                            final PsiElement psi = ((ReplaceChangeInfo) changeByChild).getReplaced().getPsi();
                            if (psi instanceof XmlTagChild) {
                                final XmlTagChild replaced = (XmlTagChild) psi;
                                replaced.putUserData(CharTable.CHAR_TABLE_KEY, table);
                                xmlChangeSet.add(new XmlTagChildRemovedImpl(tag, replaced));
                                xmlChangeSet.add(new XmlTagChildAddImpl(tag, (XmlTagChild) element));
                            }
                            break;
                    }
                }
            }

            @Override
            public void visitXmlDocument(XmlDocument document) {
                xmlChangeSet.clear();
                xmlChangeSet.add(new XmlDocumentChangedImpl(document));
            }

            @Override
            public void visitFile(PsiFile file) {
                final XmlDocument document = ((XmlFile) file).getDocument();
                if (document != null) {
                    xmlChangeSet.clear();
                    xmlChangeSet.add(new XmlDocumentChangedImpl(document));
                }
            }
        });
    }
}

Example 5 with XmlElementVisitor

use of com.intellij.psi.XmlElementVisitor in project intellij-community by JetBrains.

the class InspectionMappingConsistencyInspection method buildVisitor.

@NotNull
@Override
public PsiElementVisitor buildVisitor(@NotNull final ProblemsHolder holder, boolean isOnTheFly, @NotNull LocalInspectionToolSession session) {
    return new XmlElementVisitor() {

        @Override
        public void visitXmlTag(XmlTag tag) {
            DomElement element = DomUtil.getDomElement(tag);
            if (element instanceof Extension) {
                ExtensionPoint extensionPoint = ((Extension) element).getExtensionPoint();
                if (extensionPoint != null && InheritanceUtil.isInheritor(extensionPoint.getBeanClass().getValue(), "com.intellij.codeInspection.InspectionEP")) {
                    boolean key = tag.getAttribute("key") != null;
                    boolean groupKey = tag.getAttribute("groupKey") != null;
                    if (key) {
                        if (tag.getAttribute("bundle") == null) {
                            checkDefaultBundle(element, holder);
                        }
                    } else if (tag.getAttribute("displayName") == null) {
                        registerProblem(element, holder, "displayName or key should be specified", "displayName", "key");
                    }
                    if (groupKey) {
                        if (tag.getAttribute("bundle") == null && tag.getAttribute("groupBundle") == null) {
                            checkDefaultBundle(element, holder);
                        }
                    } else if (tag.getAttribute("groupName") == null) {
                        registerProblem(element, holder, "groupName or groupKey should be specified", "groupName", "groupKey");
                    }
                }
            }
        }
    };
}