Method failures has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.

Open

    @SuppressWarnings("unchecked")
    public Collection<String> failures() throws IOException {
        final Yaml yaml = new Yaml();
        final Map<String, Object> map = yaml.load(this.script);
        final String src = map.get("eo").toString();

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Method lookAhead has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    private void lookAhead() {
        final Token current = this.getToken();
        final Token next = super.nextToken();
        if (next.getType() == EoParser.EOL
            && (current == null || current.getType() != EoParser.EOL)) {

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Method syntaxError has 6 arguments (exceeds 4 allowed). Consider refactoring.

Open

        final Recognizer<?, ?> recognizer,
        final Object symbol,
        final int line,
        final int position,
        final String msg,

Method buildChecked has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    private void buildChecked(final Path cache) throws IOException {
        final File project = this.lib.resolve(this.name).toFile();
        final File cached = cache
            .resolve("Lib")
            .resolve(this.name)

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Method deps has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    private Collection<Dependency> deps() {
        Iterable<Dependency> deps = new DcsDefault(
            this.scopedTojos(),
            this.discoverSelf,
            this.skipZeroVersions

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Avoid deeply nested control flow statements.

Open

                            if (idx < str.length() - 1 && str.charAt(idx + 1) >= '0'
                                && str.charAt(idx + 1) <= '7') {
                                code += str.charAt(idx + 1);
                                ++idx;
                            }

Method exec has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    @Override
    public void exec() {
        if (this.sourcesDir == null) {
            throw new IllegalArgumentException(
                String.format("sourcesDir is null. Please specify a valid sourcesDir for %s", this)

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Method exec has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    @Override
    public void exec() {
        if (this.central == null) {
            this.central = new Central(this.project, this.session, this.manager);
        }

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Method enterDeltaBinding has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

    @Override
    public void enterDeltaBinding(final PhiParser.DeltaBindingContext ctx) {
        if (ctx.EMPTY() != null) {
            if (!"org.eolang".equals(String.join(".", this.packages))
                && !"bytes".equals(this.attributes.peek())

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Method numberOfLeadingZeros has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

    private static byte numberOfLeadingZeros(final byte num) {
        final byte result;
        if (num == 0) {
            result = (byte) Byte.SIZE;
        } else if (num < 0) {

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Method keepThem has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

    @SuppressWarnings("PMD.AvoidAccessToStaticMembersViaThis")
    private int keepThem(final Iterable<? extends PlacedTojo> tojos) throws IOException {
        int deleted = 0;
        int remained = 0;
        for (final PlacedTojo tojo : tojos) {

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Method find has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

    @Override
    public int find(final String name) {
        if (name == null) {
            throw new IllegalArgumentException(
                "Argument name is null"

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Method take has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

    @Override
    public Phi take(final String name) {
        PhDefault.NESTING.set(PhDefault.NESTING.get() + 1);
        final Phi object;
        if (this.attrs.containsKey(name)) {

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Method enterData has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

    @Override
    @SuppressWarnings("PMD.ConfusingTernary")
    public void enterData(final EoParser.DataContext ctx) {
        final String type;
        final String data;

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Method copy has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

    @SuppressWarnings("PMD.AvoidAccessibilityAlteration")
    public Moja<T> copy(final Object mojo) {
        final Collection<String> mine = new ListOf<>(
            new Mapped<>(
                Field::getName,

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Method sshift has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

    @Override
    public Bytes sshift(final int bits) {
        if (bits < 0) {
            throw new UnsupportedOperationException("right sshift is NYI");
        }

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Method save has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

    @Override
    public void save(final String program, final String ext, final Scalar<String> content)
        throws IOException {
        final String text;
        if (this.version.cacheable()) {

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Method asNumber has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

    @Override
    public <T extends Number> T asNumber(final Class<T> type) {
        final byte[] ret = this.take();
        final Object res;
        final ByteBuffer buf = ByteBuffer.wrap(ret);

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Method artifact has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

    private static Optional<Dependency> artifact(final Path file) {
        final Collection<String> coords;
        try {
            coords = new XMLDocument(file).xpath(
                "//meta[head='rt' and part[1]='jvm']/part[2]/text()"

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Method safeMessage has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

        private static String safeMessage(final Phi enclosure) {
            String result;
            if (enclosure == null) {
                result = "null Phi";
            } else {

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