eclipse plugin: Add a simple lua parser that parses the tags from lua code.
This commit is contained in:
Timotei Dolean
parent
b50f805750
commit
71df4a5222
6 changed files with 126 additions and 5 deletions
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@ -384,7 +384,7 @@ public class WMLProposalProvider extends AbstractWMLProposalProvider
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if (ruleProposal)
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proposal.append("["); //$NON-NLS-1$
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proposal.append(tag.getName());
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proposal.append("\n"); //$NON-NLS-1$
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proposal.append("]\n"); //$NON-NLS-1$
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for(TagKey key : tag.getKeyChildren())
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{
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if (key.isRequired())
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@ -103,7 +103,7 @@ public class PreprocessorUtils
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if (filesTimeStamps_.containsKey(filePath) &&
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filesTimeStamps_.get(filePath) >= new File(filePath).lastModified())
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{
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Logger.getInstance().log("skipped preprocessing a non-modified file: " + filePath); //$NON-NLS-1$
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Logger.getInstance().logTool("skipped preprocessing a non-modified file: " + filePath); //$NON-NLS-1$
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return -1;
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}
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@ -164,7 +164,7 @@ public class PreprocessorUtils
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arguments.add( definesArg.toString() );
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}
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Logger.getInstance().log("preprocessing file: " + filePath); //$NON-NLS-1$
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Logger.getInstance().logTool("preprocessing file: " + filePath); //$NON-NLS-1$
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ExternalToolInvoker wesnoth = new ExternalToolInvoker(
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paths.getWesnothExecutablePath( ),
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arguments);
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@ -233,5 +233,4 @@ public class Tag
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return 0;
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}
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}
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}
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@ -8,8 +8,13 @@
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*******************************************************************************/
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package org.wesnoth.utils;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import java.util.regex.PatternSyntaxException;
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import org.wesnoth.Logger;
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public class StringUtils
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{
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@ -241,4 +246,27 @@ public class StringUtils
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{
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return (target == null || target.isEmpty());
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}
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/**
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* Returns the list of groups found by the specified regex
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* in the specified string.
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* The regex is applied case insensitive
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* @param regexStr The regex used to extract the groups
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* @param targetString The string on which to apply the regex
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* @return The list of strings which matched the regex
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*/
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public static List<String> getGroups( String regexStr, String targetString )
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{
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List<String> groupList = new ArrayList<String>();
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try {
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Pattern regex = Pattern.compile(regexStr, Pattern.CASE_INSENSITIVE);
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Matcher regexMatcher = regex.matcher(targetString);
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while (regexMatcher.find()) {
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groupList.add(regexMatcher.group());
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}
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} catch (PatternSyntaxException ex) {
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Logger.getInstance( ).logException( ex );
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}
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return groupList;
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}
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}
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@ -0,0 +1,75 @@
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/*******************************************************************************
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* Copyright (c) 2011 by Timotei Dolean <timotei21@gmail.com>
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*
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* This program and the accompanying materials are made available
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* under the terms of the Eclipse Public License v1.0
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* which accompanies this distribution, and is available at
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* http://www.eclipse.org/legal/epl-v10.html
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*******************************************************************************/
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package org.wesnoth.wml.core;
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.io.Reader;
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import java.io.StringReader;
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import java.util.ArrayList;
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import java.util.List;
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import org.wesnoth.Logger;
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import org.wesnoth.schema.Tag;
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import org.wesnoth.utils.StringUtils;
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/**
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* This is a simple Lua parser that returns the found interesting tokens
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* from lua code
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*/
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public class SimpleLuaParser
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{
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private List<Tag> tags_;
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private Reader reader_;
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private String TAG_REGEX = "wml_actions\\..+\\( *cfg *\\)";
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public SimpleLuaParser( String contents )
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{
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tags_ = new ArrayList<Tag> ( );
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reader_ = new StringReader( contents == null ? "" : contents );
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}
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/**
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* Parses the lua code and gathers the list of tags
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*/
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public void parse()
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{
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BufferedReader reader = new BufferedReader( reader_ );
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String line = null;
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try
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{
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while( ( line = reader.readLine( ) ) != null ) {
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List<String> tokens = StringUtils.getGroups( TAG_REGEX, line );
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for ( String token : tokens ) {
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// parse the tag name
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String tagName = token.substring(
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token.indexOf( '.' ) + 1,
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token.length( ) - 1 );
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tags_.add( new Tag( tagName, '*' ) );
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}
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}
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}
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catch ( IOException e ) {
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Logger.getInstance( ).logException( e );
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}
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}
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/**
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* Returns the parsed tags from the lua code
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* @return A list with Tags
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*/
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public List<Tag> getTags()
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{
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return tags_;
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}
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}
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@ -8,12 +8,16 @@
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*******************************************************************************/
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package org.wesnoth.wml.core;
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import java.util.ArrayList;
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import java.util.List;
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import org.eclipse.core.resources.IFile;
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import org.eclipse.emf.common.util.TreeIterator;
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import org.eclipse.emf.ecore.EObject;
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import org.eclipse.xtext.nodemodel.util.NodeModelUtils;
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import org.wesnoth.Logger;
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import org.wesnoth.projects.ProjectCache;
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import org.wesnoth.schema.Tag;
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import org.wesnoth.utils.ResourceUtils;
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import org.wesnoth.utils.WMLUtils;
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import org.wesnoth.wml.WMLKey;
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@ -34,6 +38,7 @@ public class SimpleWMLParser
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protected IFile file_;
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protected ProjectCache projectCache_;
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protected int dependencyIndex_;
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protected List<Tag> tags_;
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/**
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* Creates a new parser for the specified file
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@ -59,6 +64,8 @@ public class SimpleWMLParser
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file_ = file;
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projectCache_ = projCache;
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tags_ = new ArrayList<Tag>();
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dependencyIndex_ = ResourceUtils.getDependencyIndex( file );
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}
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@ -115,7 +122,10 @@ public class SimpleWMLParser
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}
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}
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else if ( object instanceof WMLLuaCode ) {
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SimpleLuaParser luaParser = new SimpleLuaParser(
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( ( WMLLuaCode ) object ).getValue( ) );
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luaParser.parse( );
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tags_.addAll( luaParser.getTags( ) );
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}
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}
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//TODO: parse custom events
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@ -200,6 +210,15 @@ public class SimpleWMLParser
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}
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}
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/**
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* Returns the parsed tags
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* @return A list of tags
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*/
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public List<Tag> getParsedTags()
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{
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return tags_;
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}
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/**
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* Returns the parsed WMLConfig
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* @return Returns the parsed WMLConfig
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