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/*
* generated by Xtext
*/
package org.eclipse.osee.framework.core.dsl.formatting;
import java.util.Arrays;
import java.util.List;
import java.util.Stack;
import org.eclipse.osee.framework.core.dsl.services.OseeDslGrammarAccess;
import org.eclipse.xtext.GrammarUtil;
import org.eclipse.xtext.Keyword;
import org.eclipse.xtext.formatting.IIndentationInformation;
import org.eclipse.xtext.formatting.impl.AbstractDeclarativeFormatter;
import org.eclipse.xtext.formatting.impl.FormattingConfig;
/**
* This class contains custom formatting description. see :
* http://www.eclipse.org/Xtext/documentation/latest/xtext.html#formatting on how and when to use it Also see
* {@link org.eclipse.xtext.xtext.XtextFormattingTokenSerializer} as an example
*/
public class OseeDslFormatter extends AbstractDeclarativeFormatter implements IIndentationInformation {
private final List<String> KEYWORDS = Arrays.asList(new String[] {
"attribute",
"sideAName",
"sideAArtifactType",
"sideBName",
"sideBArtifactType",
"defaultOrderType",
"entryGuid",
"multiplicity",
"dataProvider",
"min",
"max",
"taggerId",
"enumType",
"defaultValue",
"entry",
"guid",
"uuid",
"add",
"remove",
"inheritsAll",
"description",
"min",
"max",
"dataProvider",
"defaultValue",
"fileExtension",
"mediaType",
"taggerId",
"accessContext",
"ALLOW",
"DENY",
"AND",
"OR"});
private boolean isKeywordEntry(String current) {
return KEYWORDS.contains(current);
}
@Override
protected void configureFormatting(FormattingConfig c) {
OseeDslGrammarAccess access = (OseeDslGrammarAccess) getGrammarAccess();
c.setAutoLinewrap(120);
// c.setIndentationSpace(" ");
Iterable<Keyword> keywords = GrammarUtil.containedKeywords(access.getGrammar());
Stack<Keyword> openBraceStack = new Stack<>();
for (Keyword currentKeyword : keywords) {
String current = currentKeyword.getValue();
if ("{".equals(current)) {
openBraceStack.add(currentKeyword);
c.setLinewrap().after(currentKeyword);
} else if ("}".equals(current)) {
c.setLinewrap().before(currentKeyword);
c.setLinewrap(2).after(currentKeyword);
if (!openBraceStack.isEmpty()) {
c.setIndentation(openBraceStack.pop(), currentKeyword);
}
} else if (";".equals(current)) {
c.setSpace("").before(currentKeyword);
c.setLinewrap(1).after(currentKeyword);
} else if (isKeywordEntry(current)) {
c.setLinewrap().before(currentKeyword);
}
}
c.setLinewrap(0, 1, 2).after(access.getImportRule());
c.setLinewrap(0, 1, 2).before(access.getSL_COMMENTRule());
c.setLinewrap(0, 1, 2).before(access.getML_COMMENTRule());
c.setLinewrap(0, 1, 1).after(access.getML_COMMENTRule());
}
@Override
public String getIndentString() {
return " ";
}
}
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