Examples with CONTINUE org.apache.groovy.parser.antlr4.GroovyLexer.CONTINUE used on opensource projects

Example 1 with CONTINUE

use of org.apache.groovy.parser.antlr4.GroovyLexer.CONTINUE in project groovy by apache.

the class SmartDocumentFilter method findTokensToRender.

private List<Token> findTokensToRender(List<Token> tokenList) {
    final Tuple2<Integer, Integer> renderRange = getRenderRange();
    if (null != renderRange) {
        long startLine = lineNumber(renderRange.getV1());
        long stopLine = lineNumber(renderRange.getV2());
        // should never happen
        if (startLine < 0 || stopLine < 0)
            return tokenList;
        return tokenList.stream().filter(e -> e.getLine() >= startLine && PositionConfigureUtils.endPosition(e).getV1() <= stopLine).collect(Collectors.toList());
    }
    List<Token> tmpLatestTokenList = filterNewlines(this.latestTokenList);
    int latestTokenListSize = tmpLatestTokenList.size();
    if (0 == latestTokenListSize) {
        return tokenList;
    }
    List<Token> tmpTokenList = filterNewlines(tokenList);
    int tmpTokenListSize = tmpTokenList.size();
    if (0 == tmpTokenListSize) {
        return tokenList;
    }
    int startTokenIndex = 0;
    int minSize = Math.min(tmpTokenListSize, latestTokenListSize);
    for (int i = 0; i < minSize; i++) {
        Token token = tmpTokenList.get(i);
        Token latestToken = tmpLatestTokenList.get(i);
        if (token.getType() == latestToken.getType() && token.getStartIndex() == latestToken.getStartIndex() && token.getStopIndex() == latestToken.getStopIndex()) {
            continue;
        }
        startTokenIndex = i;
        break;
    }
    List<Token> newTokenList = new ReversedList<>(tmpTokenList);
    List<Token> newLatestTokenList = new ReversedList<>(tmpLatestTokenList);
    int stopTokenIndex = tmpTokenListSize;
    Token lastToken = newTokenList.get(0);
    Token lastLatestToken = newLatestTokenList.get(0);
    for (int i = 0; i < minSize; i++) {
        Token token = newTokenList.get(i);
        Token latestToken = newLatestTokenList.get(i);
        if ((token.getType() == latestToken.getType()) && (token.getStartIndex() - lastToken.getStartIndex()) == (latestToken.getStartIndex() - lastLatestToken.getStartIndex()) && ((token.getStopIndex() - lastToken.getStopIndex()) == (latestToken.getStopIndex() - lastLatestToken.getStopIndex()))) {
            continue;
        }
        stopTokenIndex = tmpTokenListSize - i;
        break;
    }
    if (startTokenIndex == stopTokenIndex) {
        return tmpTokenListSize != latestTokenListSize ? tokenList : Collections.emptyList();
    } else if (startTokenIndex < stopTokenIndex) {
        return tmpTokenList.subList(startTokenIndex, stopTokenIndex);
    }
    // should never reach here. If unexpected error occurred, it's better to render all tokens
    return tokenList;
}

Example 2 with CONTINUE

use of org.apache.groovy.parser.antlr4.GroovyLexer.CONTINUE in project groovy by apache.

the class AstBuilder method visitContinueStatement.

@Override
public ContinueStatement visitContinueStatement(final ContinueStatementContext ctx) {
    if (visitingLoopStatementCount == 0) {
        throw createParsingFailedException("continue statement is only allowed inside loops", ctx);
    }
    GroovyParserRuleContext gprc = switchExpressionRuleContextStack.peek();
    if (gprc instanceof SwitchExpressionContext) {
        throw createParsingFailedException("switch expression does not support `continue`", ctx);
    }
    String label = asBoolean(ctx.identifier()) ? this.visitIdentifier(ctx.identifier()) : null;
    return configureAST(new ContinueStatement(label), ctx);
}

Example 3 with CONTINUE

use of org.apache.groovy.parser.antlr4.GroovyLexer.CONTINUE in project groovy by apache.

the class SmartDocumentFilter method parseDocument.

private void parseDocument() throws BadLocationException {
    GroovyLangLexer lexer;
    try {
        lexer = createLexer(styledDocument.getText(0, styledDocument.getLength()));
    } catch (IOException e) {
        e.printStackTrace();
        this.latest = false;
        return;
    }
    CommonTokenStream tokenStream = new CommonTokenStream(lexer);
    try {
        tokenStream.fill();
    } catch (LexerNoViableAltException | GroovySyntaxError e) {
        // ignore
        this.latest = false;
        return;
    } catch (Exception e) {
        e.printStackTrace();
        this.latest = false;
        return;
    }
    List<Token> tokenList = tokenStream.getTokens();
    List<Token> tokenListToRender;
    try {
        tokenListToRender = findTokensToRender(tokenList);
    } finally {
        this.setRenderRange(null);
    }
    for (Token token : tokenListToRender) {
        int tokenType = token.getType();
        if (EOF == tokenType) {
            continue;
        }
        int tokenStartIndex = token.getStartIndex();
        int tokenStopIndex = token.getStopIndex();
        int tokenLength = tokenStopIndex - tokenStartIndex + 1;
        styledDocument.setCharacterAttributes(tokenStartIndex, tokenLength, findStyleByTokenType(tokenType), true);
        if (GStringBegin == tokenType || GStringPart == tokenType) {
            styledDocument.setCharacterAttributes(tokenStartIndex + tokenLength - 1, 1, defaultStyle, true);
        }
    }
    this.latestTokenList = tokenList;
    this.latest = true;
}

Example 4 with CONTINUE

use of org.apache.groovy.parser.antlr4.GroovyLexer.CONTINUE in project groovy by apache.

the class AstBuilder method visitGstring.

// } literal ---------------------------------------------------------------
// gstring { ---------------------------------------------------------------
@Override
public GStringExpression visitGstring(final GstringContext ctx) {
    final List<ConstantExpression> stringLiteralList = new LinkedList<>();
    final String begin = ctx.GStringBegin().getText();
    final String beginQuotation = beginQuotation(begin);
    stringLiteralList.add(configureAST(new ConstantExpression(parseGStringBegin(ctx, beginQuotation)), ctx.GStringBegin()));
    List<ConstantExpression> partStrings = ctx.GStringPart().stream().map(e -> configureAST(new ConstantExpression(parseGStringPart(e, beginQuotation)), e)).collect(Collectors.toList());
    stringLiteralList.addAll(partStrings);
    stringLiteralList.add(configureAST(new ConstantExpression(parseGStringEnd(ctx, beginQuotation)), ctx.GStringEnd()));
    List<Expression> values = ctx.gstringValue().stream().map(this::visitGstringValue).collect(Collectors.toList());
    StringBuilder verbatimText = new StringBuilder(ctx.getText().length());
    for (int i = 0, n = stringLiteralList.size(), s = values.size(); i < n; i += 1) {
        verbatimText.append(stringLiteralList.get(i).getValue());
        if (i == s) {
            continue;
        }
        Expression value = values.get(i);
        if (!asBoolean(value)) {
            continue;
        }
        boolean isVariableExpression = value instanceof VariableExpression;
        verbatimText.append(DOLLAR_STR);
        if (!isVariableExpression)
            verbatimText.append('{');
        verbatimText.append(value.getText());
        if (!isVariableExpression)
            verbatimText.append('}');
    }
    return configureAST(new GStringExpression(verbatimText.toString(), stringLiteralList, values), ctx);
}