merge all into single repo
This commit is contained in:
fixminer
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description = 'GumTree tree generator for CSS code based on ph-css.'
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dependencies {
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compile 'org.jruby:jrubyparser:0.5.3'
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compile 'com.helger:ph-css:5.0.1'
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}
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/*
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* This file is part of GumTree.
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*
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* GumTree is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GumTree is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with GumTree. If not, see <http://www.gnu.org/licenses/>.
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*
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* Copyright 2016 Jean-Rémy Falleri <jr.falleri@gmail.com>
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*/
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package com.github.gumtreediff.gen.css;
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import com.github.gumtreediff.gen.Register;
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import com.github.gumtreediff.gen.Registry;
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import com.github.gumtreediff.gen.TreeGenerator;
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import com.github.gumtreediff.io.LineReader;
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import com.github.gumtreediff.tree.TreeContext;
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import com.helger.commons.io.IHasReader;
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import com.helger.css.ECSSVersion;
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import com.helger.css.decl.CascadingStyleSheet;
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import com.helger.css.decl.visit.CSSVisitor;
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import com.helger.css.decl.visit.DefaultCSSVisitor;
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import com.helger.css.decl.visit.ICSSVisitor;
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import com.helger.css.handler.CSSHandler;
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import com.helger.css.parser.*;
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import com.helger.css.reader.CSSReader;
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import com.helger.css.reader.CSSReaderSettings;
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import javax.annotation.Nullable;
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import java.io.*;
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@Register(id = "css-phcss", accept = {"\\.css$"}, priority = Registry.Priority.MAXIMUM)
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public class CssTreeGenerator extends TreeGenerator {
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public TreeContext generate(Reader r) throws IOException {
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LineReader lr = new LineReader(r);
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CSSCharStream s = new CSSCharStream(new LineReader(lr));
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s.setTabSize(1);
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final ParserCSS30TokenManager th = new ParserCSS30TokenManager(s);
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final ParserCSS30 p = new ParserCSS30(th);
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p.setCustomErrorHandler(null);
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p.setBrowserCompliantMode(false);
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try {
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CascadingStyleSheet sheet = CSSHandler.readCascadingStyleSheetFromNode(ECSSVersion.LATEST, p.styleSheet());
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GtCssVisitor v = new GtCssVisitor(sheet, lr);
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CSSVisitor.visitCSS(sheet, v);
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return v.getTreeContext();
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} catch (ParseException e) {
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throw new IOException(e);
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}
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}
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}
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@@ -0,0 +1,224 @@
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/*
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* This file is part of GumTree.
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*
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* GumTree is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GumTree is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with GumTree. If not, see <http://www.gnu.org/licenses/>.
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*
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* Copyright 2016 Jean-Rémy Falleri <jr.falleri@gmail.com>
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*/
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package com.github.gumtreediff.gen.css;
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import com.github.gumtreediff.io.LineReader;
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import com.github.gumtreediff.tree.ITree;
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import com.github.gumtreediff.tree.TreeContext;
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import com.helger.css.CSSSourceLocation;
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import com.helger.css.ICSSSourceLocationAware;
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import com.helger.css.ICSSWriterSettings;
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import com.helger.css.decl.*;
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import com.helger.css.decl.visit.ICSSVisitor;
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import com.helger.css.writer.CSSWriterSettings;
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import gnu.trove.map.TObjectIntMap;
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import gnu.trove.map.hash.TObjectIntHashMap;
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import javax.annotation.Nonnull;
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import java.io.IOException;
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import java.util.Stack;
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public class GtCssVisitor implements ICSSVisitor {
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private TreeContext ctx;
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private Stack<ITree> trees;
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private LineReader lr;
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private ICSSWriterSettings settings;
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private CascadingStyleSheet sheet;
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public GtCssVisitor(CascadingStyleSheet sheet, LineReader lr) throws IOException {
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this.lr = lr;
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this.settings = new CSSWriterSettings();
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this.sheet = sheet;
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this.ctx = new TreeContext();
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this.trees = new Stack<>();
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ITree root = this.ctx.createTree(hashCode(sheet), "", "CascadingStyleSheet");
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setLocation(root, sheet);
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this.ctx.setRoot(root);
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this.trees.push(root);
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}
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public TreeContext getTreeContext() {
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return ctx;
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}
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private void setLocation(ITree t, ICSSSourceLocationAware a) {
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CSSSourceLocation l = a.getSourceLocation();
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int pos = lr.positionFor(l.getFirstTokenBeginLineNumber(), l.getFirstTokenBeginColumnNumber());
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int end = lr.positionFor(l.getLastTokenEndLineNumber(), l.getLastTokenEndColumnNumber());
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int length = end - pos + 1;
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t.setPos(pos + 1);
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t.setLength(length);
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}
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private int hashCode(ICSSSourceLocationAware a) {
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return a.getClass().getName().hashCode();
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}
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@Override
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public void begin() {
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}
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@Override
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public void onImport(@Nonnull CSSImportRule i) {
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//TODO add media nodes
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ITree t = ctx.createTree(hashCode(i), i.getAsCSSString(settings, 0), "CSSImportRule");
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t.setParentAndUpdateChildren(trees.peek());
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setLocation(t, i);
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}
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@Override
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public void onNamespace(@Nonnull CSSNamespaceRule n) {
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}
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@Override
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public void onDeclaration(@Nonnull CSSDeclaration d) {
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ITree t = ctx.createTree(hashCode(d), d.getProperty(), "CSSDeclaration");
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t.setParentAndUpdateChildren(trees.peek());
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setLocation(t, d);
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CSSExpression e = d.getExpression();
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ITree c = ctx.createTree(hashCode(e), e.getAsCSSString(settings, 0), "CSSExpression");
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c.setParentAndUpdateChildren(t);
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setLocation(c, e);
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//TODO handle expression members.
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/*
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CSSExpression expr = aDeclaration.getExpression();
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for (ICSSExpressionMember member : expr.getAllMembers()) {
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ITree m = ctx.createTree(6, member.getAsCSSString(settings, 0), "CSSExpressionMember");
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m.setParentAndUpdateChildren(c);
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}
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*/
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}
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@Override
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public void onBeginStyleRule(@Nonnull CSSStyleRule s) {
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ITree t = ctx.createTree(hashCode(s), "", "CSSStyleRule");
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setLocation(t, s);
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t.setParentAndUpdateChildren(trees.peek());
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trees.push(t);
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}
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@Override
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public void onStyleRuleSelector(@Nonnull CSSSelector s) {
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ITree t = ctx.createTree(hashCode(s), s.getAsCSSString(settings, 0), "CSSSelector");
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t.setParentAndUpdateChildren(trees.peek());
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setLocation(t, s);
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}
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@Override
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public void onEndStyleRule(@Nonnull CSSStyleRule aStyleRule) {
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trees.pop();
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}
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@Override
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public void onBeginPageRule(@Nonnull CSSPageRule aPageRule) {
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}
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@Override
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public void onBeginPageMarginBlock(@Nonnull CSSPageMarginBlock aPageMarginBlock) {
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}
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@Override
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public void onEndPageMarginBlock(@Nonnull CSSPageMarginBlock aPageMarginBlock) {
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}
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@Override
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public void onEndPageRule(@Nonnull CSSPageRule aPageRule) {
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}
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@Override
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public void onBeginFontFaceRule(@Nonnull CSSFontFaceRule aFontFaceRule) {
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}
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@Override
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public void onEndFontFaceRule(@Nonnull CSSFontFaceRule aFontFaceRule) {
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}
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@Override
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public void onBeginMediaRule(@Nonnull CSSMediaRule aMediaRule) {
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}
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@Override
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public void onEndMediaRule(@Nonnull CSSMediaRule aMediaRule) {
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}
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@Override
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public void onBeginKeyframesRule(@Nonnull CSSKeyframesRule aKeyframesRule) {
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}
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@Override
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public void onBeginKeyframesBlock(@Nonnull CSSKeyframesBlock aKeyframesBlock) {
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}
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@Override
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public void onEndKeyframesBlock(@Nonnull CSSKeyframesBlock aKeyframesBlock) {
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}
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@Override
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public void onEndKeyframesRule(@Nonnull CSSKeyframesRule aKeyframesRule) {
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}
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@Override
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public void onBeginViewportRule(@Nonnull CSSViewportRule aViewportRule) {
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}
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@Override
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public void onEndViewportRule(@Nonnull CSSViewportRule aViewportRule) {
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}
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@Override
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public void onBeginSupportsRule(@Nonnull CSSSupportsRule aSupportsRule) {
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}
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@Override
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public void onEndSupportsRule(@Nonnull CSSSupportsRule aSupportsRule) {
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}
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@Override
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public void onUnknownRule(@Nonnull CSSUnknownRule aUnknownRule) {
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}
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@Override
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public void end() {
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}
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}
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+46
@@ -0,0 +1,46 @@
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/*
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* This file is part of GumTree.
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*
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* GumTree is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GumTree is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with GumTree. If not, see <http://www.gnu.org/licenses/>.
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*
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* Copyright 2016 Jean-Rémy Falleri <jr.falleri@gmail.com>
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*/
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package com.github.gumtreediff.gen.css;
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import com.github.gumtreediff.io.TreeIoUtils;
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import com.github.gumtreediff.tree.ITree;
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import com.github.gumtreediff.tree.TreeContext;
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import org.junit.Test;
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import java.io.*;
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import static org.junit.Assert.assertEquals;
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public class TestCssTreeGenerator {
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@Test
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public void testSimple() throws Exception {
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Reader r = new StringReader("@import url(\"bluish.css\") projection, tv;\n"
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+ "body {\n"
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+ "\tfont-size: 11pt;\n"
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+ "}\n"
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+ "ul li {\n"
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+ "\tbackground-color: black;\n"
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+ "}");
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TreeContext ctx = new CssTreeGenerator().generateFromReader(r);
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ITree tree = ctx.getRoot();
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assertEquals(10, tree.getSize());
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}
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}
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Block a user