Examples with Keyword org.eclipse.xtext.Keyword used on opensource projects

Example 36 with Keyword

use of org.eclipse.xtext.Keyword in project statecharts by Yakindu.

the class SGenFormatter method configureFormatting.

@Override
protected void configureFormatting(FormattingConfig c) {
    SGenGrammarAccess g = (SGenGrammarAccess) getGrammarAccess();
    // It's usually a good idea to activate the following three statements.
    // They will add and preserve newlines around comments
    c.setLinewrap(0, 1, 2).before(g.getSL_COMMENTRule());
    c.setLinewrap(0, 1, 2).before(g.getML_COMMENTRule());
    c.setLinewrap(0, 1, 1).after(g.getML_COMMENTRule());
    c.setLinewrap().before(g.getPropertyDefinitionRule());
    // - Line wrap before opening and after closing element
    for (Pair<Keyword, Keyword> pair : grammar.findKeywordPairs("{", "}")) {
        c.setIndentation(pair.getFirst(), pair.getSecond());
        c.setLinewrap().after(pair.getFirst());
        c.setLinewrap().around(pair.getSecond());
        Keyword openingBrace = pair.getFirst();
        Group containingGroup = (Group) openingBrace.eContainer();
        c.setLinewrap(1, 2, 2).before(containingGroup);
        c.setLinewrap(1, 1, 2).after(containingGroup);
    }
    c.setLinewrap().around(g.getFeatureConfigurationRule());
    c.setLinewrap().around(g.getFeatureParameterValueRule());
    c.setNoLinewrap().after(g.getGeneratorEntryAccess().getContentTypeAssignment_0());
    c.setNoLinewrap().after(g.getFeatureConfigurationAccess().getFeatureKeyword_1());
    c.setNoLinewrap().before(g.getGeneratorModelAccess().getGeneratorModelKeyword_0());
}

Example 37 with Keyword

use of org.eclipse.xtext.Keyword in project dsl-devkit by dsldevkit.

the class FormatFormatter method configureFormatting.

@Override
protected void configureFormatting(final FormattingConfig config) {
    FormatGrammarAccess grammarAccess = (FormatGrammarAccess) getGrammarAccess();
    config.setAutoLinewrap(LINE_LENGTH);
    config.setLinewrap().before(grammarAccess.getFormatConfigurationAccess().getGroup_4());
    for (Pair<Keyword, Keyword> pair : grammarAccess.findKeywordPairs("{", "}")) {
        config.setIndentationIncrement().after(pair.getFirst());
        config.setLinewrap().after(pair.getFirst());
        config.setIndentationDecrement().before(pair.getSecond());
        config.setLinewrap().after(pair.getSecond());
    }
    for (Pair<Keyword, Keyword> pair : grammarAccess.findKeywordPairs("[", "]")) {
        config.setNoSpace().after(pair.getFirst());
        config.setNoSpace().before(pair.getSecond());
    }
    for (Keyword keyword : grammarAccess.findKeywords(";")) {
        config.setLinewrap().after(keyword);
        config.setNoSpace().before(keyword);
    }
    for (Keyword keyword : grammarAccess.findKeywords(",")) {
        config.setNoSpace().before(keyword);
    }
    for (Keyword keyword : grammarAccess.findKeywords("=", "@")) {
        config.setSpace("").after(keyword);
    }
    configComments(config, grammarAccess.getML_COMMENTRule(), grammarAccess.getSL_COMMENTRule());
    configConstants(config, grammarAccess);
    configGrammarRule(config, grammarAccess.getGrammarRuleAccess());
    configWildcardRule(config, grammarAccess.getWildcardRuleAccess());
    configKeywordPair(config, grammarAccess.getKeywordPairAccess());
}

Example 38 with Keyword

use of org.eclipse.xtext.Keyword in project dsl-devkit by dsldevkit.

the class ParseTreeUtil method getParsedStringUnchecked.

/**
 * Returns the source text assigned to the given feature of the given object. Does not work for multi-valued features. Optionally also converts the source
 * text using the corresponding value converter. Conversion is only performed for keywords, rule call or cross reference grammar rules.
 * <p>
 * This method does not perform a check to make sure the feature matches the given object.
 *
 * @param object
 *          the semantic object
 * @param feature
 *          the feature to be considered when parsing the parse tree model
 * @param convert
 *          {@code true} if the parsed string needs conversion using its value converter
 * @return the parsed string from the node model
 */
public static String getParsedStringUnchecked(final EObject object, final EStructuralFeature feature, final boolean convert) {
    INode node = Iterables.getFirst(NodeModelUtils.findNodesForFeature(object, feature), null);
    if (node != null) {
        if (convert) {
            final LazyLinkingResource res = (LazyLinkingResource) object.eResource();
            EObject grammarElement = node.getGrammarElement();
            if (res != null && (grammarElement instanceof Keyword || grammarElement instanceof RuleCall || grammarElement instanceof CrossReference)) {
                final DefaultLinkingService linkingService = (DefaultLinkingService) res.getLinkingService();
                return linkingService.getCrossRefNodeAsString(node);
            }
        }
        // result may contain escape sequences or quotes
        return NodeModelUtils.getTokenText(node);
    }
    return null;
}

Example 39 with Keyword

use of org.eclipse.xtext.Keyword in project ow by vtst.

the class SoyJavaValidator method checkPrintDirective.

// **************************************************************************
// Print directives
/**
 * Check:
 * - There is no whitespace after the '|' in print directives,
 * - The directive name is known,
 * - The directive has the right number of parameters.
 */
@Check
public void checkPrintDirective(PrintDirective printDirective) {
    // Check there is no whitespace after the '|'
    ICompositeNode parserNode = NodeModelUtils.getNode(printDirective);
    for (INode node : parserNode.getChildren()) {
        EObject grammarElement = node.getGrammarElement();
        if (grammarElement instanceof Keyword) {
            String keywordValue = ((Keyword) grammarElement).getValue();
            if ("|".equals(keywordValue)) {
                if (node.getNextSibling() instanceof HiddenLeafNode) {
                    error(messages.getString("print_directive_whitespace_after_pipe"), printDirective, SoyPackage.eINSTANCE.getPrintDirective_Ident(), 0);
                }
            } else if (":".equals(keywordValue)) {
                if (node.getNextSibling() instanceof HiddenLeafNode) {
                    error(messages.getString("print_directive_whitespace_before_colon"), printDirective, SoyPackage.eINSTANCE.getPrintDirective_Ident(), 0);
                }
            }
        }
    }
    PrintDirectiveDeclaration printDirectiveDeclaration = printDirective.getIdent();
    // Do not validate unlinked elements
    if (printDirectiveDeclaration.getIdent() == null)
        return;
    doCheckNumberOfArguments(printDirective.getParameter().size(), printDirectiveDeclaration.getNumber_of_required_arguments(), printDirectiveDeclaration.getNumber_of_optional_arguments(), printDirectiveDeclaration.getIdent(), "print_directive_parameters", "print_directive_parameters_opt", printDirective, SoyPackage.eINSTANCE.getPrintDirective_Ident(), 0);
}

Example 40 with Keyword

use of org.eclipse.xtext.Keyword in project ow by vtst.

the class SoyJavaValidator method doCheckNewLineKeywords.

/**
 * Check that the keywords in {@code keywordsBeginOfLine} that appear within
 * {@code object} are all at the beginning of a line.
 * @param object
 */
private void doCheckNewLineKeywords(EObject object) {
    ICompositeNode parserNode = NodeModelUtils.getNode(object);
    INode previousNode = null;
    for (INode node : parserNode.getChildren()) {
        EObject grammarElement = node.getGrammarElement();
        if (grammarElement instanceof Keyword) {
            Keyword keyword = (Keyword) grammarElement;
            if (keywordsBeginOfLine.contains(keyword.getValue()) && !nodeEndsByNewLine(previousNode)) {
                error(messages.getString("keyword_must_be_after_newline"), node.getSemanticElement(), null, -1);
            }
        }
        previousNode = node;
    }
}