package tk.eclipse.plugin.jseditor.editors;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.jface.text.rules.EndOfLineRule;
import org.eclipse.jface.text.rules.IRule;
import org.eclipse.jface.text.rules.IToken;
import org.eclipse.jface.text.rules.RuleBasedScanner;
import org.eclipse.jface.text.rules.SingleLineRule;
import org.eclipse.jface.text.rules.WordRule;
import tk.eclipse.plugin.htmleditor.ColorProvider;
import tk.eclipse.plugin.htmleditor.HTMLPlugin;
import tk.eclipse.plugin.htmleditor.editors.JavaWordDetector;
/**
*
* @author Naoki Takezoe
*/
public class JavaScriptScanner extends RuleBasedScanner {
public static final String KEYWORDS[] = {
"abstract",
"boolean", "break", "byte",
"case", "catch", "char", "class", "const", "continue",
"default", "do", "double",
"else", "extends",
"false", "final", "finally", "float", "for", "function",
"goto", "if", "implements", "import", "in", "instanceof", "int", "interface",
"long",
"native", "new", "null",
"package", "private", "protected", "prototype", "public",
"return", "short", "static", "super", "switch", "synchronized",
"this", "throw", "throws", "transient", "true", "try",
"var", "void", "while", "with"
};
public JavaScriptScanner(ColorProvider colorProvider){
List rules = createRules(colorProvider);
setRules((IRule[])rules.toArray(new IRule[rules.size()]));
}
/**
* Creates the list of <code>IRule</code>.
* If you have to customize rules, override this method.
*
* @param colorProvider ColorProvider
* @return the list of <code>IRule</code>
*/
protected List createRules(ColorProvider colorProvider){
IToken normal = colorProvider.getToken(HTMLPlugin.PREF_COLOR_FG);
IToken string = colorProvider.getToken(HTMLPlugin.PREF_COLOR_JSSTRING);
IToken comment = colorProvider.getToken(HTMLPlugin.PREF_COLOR_JSCOMMENT);
IToken keyword = colorProvider.getToken(HTMLPlugin.PREF_COLOR_JSKEYWORD);
List rules = new ArrayList();
rules.add(new SingleLineRule("\"", "\"", string, '\\'));
rules.add(new SingleLineRule("'", "'", string, '\\'));
rules.add(new EndOfLineRule("//", comment));
WordRule wordRule = new WordRule(new JavaWordDetector(), normal);
for(int i=0;i<KEYWORDS.length;i++){
wordRule.addWord(KEYWORDS[i], keyword);
}
rules.add(wordRule);
return rules;
}
}