shell/console/src/main/java/org/apache/karaf/shell/console/completer/Parser.java [77:142]:
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        return peek(false);
    }

    char peek(boolean increment) {
        escaped = false;
        if (eof()) {
            return 0;
        }

        int last = current;
        char c = text.charAt(current++);

        if (c == '\\') {
            escaped = true;
            if (eof()) {
                throw new RuntimeException("Eof found after \\");
            }

            c = text.charAt(current++);

            switch (c) {
                case 't':
                    c = '\t';
                    break;
                case '\r':
                case '\n':
                    c = ' ';
                    break;
                case 'b':
                    c = '\b';
                    break;
                case 'f':
                    c = '\f';
                    break;
                case 'n':
                    c = '\n';
                    break;
                case 'r':
                    c = '\r';
                    break;
                case 'u':
                    c = unicode();
                    current += 4;
                    break;
                default:
                    // We just take the next character literally
                    // but have the escaped flag set, important for {},[] etc
            }
        }
        if (cursor > last && cursor <= current) {
            c0 = program != null ? program.size() : 0;
            c1 = statements != null ? statements.size() : 0;
            c2 = statement != null ? statement.size() : 0;
            c3 = (start >= 0) ? current - start : 0;
        }
        if (!increment) {
            current = last;
        }
        return c;
    }

    public List<List<List<String>>> program() {
        program = new ArrayList<>();
        ws();
        if (!eof()) {
            program.add(pipeline());
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shell/core/src/main/java/org/apache/karaf/shell/support/parsing/GogoParser.java [80:145]:
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        return peek(false);
    }

    char peek(boolean increment) {
        escaped = false;
        if (eof()) {
            return 0;
        }

        int last = current;
        char c = text.charAt(current++);

        if (c == '\\') {
            escaped = true;
            if (eof()) {
                throw new RuntimeException("Eof found after \\");
            }

            c = text.charAt(current++);

            switch (c) {
                case 't':
                    c = '\t';
                    break;
                case '\r':
                case '\n':
                    c = ' ';
                    break;
                case 'b':
                    c = '\b';
                    break;
                case 'f':
                    c = '\f';
                    break;
                case 'n':
                    c = '\n';
                    break;
                case 'r':
                    c = '\r';
                    break;
                case 'u':
                    c = unicode();
                    current += 4;
                    break;
                default:
                    // We just take the next character literally
                    // but have the escaped flag set, important for {},[] etc
            }
        }
        if (cursor > last && cursor <= current) {
            c0 = program != null ? program.size() : 0;
            c1 = statements != null ? statements.size() : 0;
            c2 = statement != null ? statement.size() : 0;
            c3 = (start >= 0) ? current - start : 0;
        }
        if (!increment) {
            current = last;
        }
        return c;
    }

    public List<List<List<String>>> program() {
        program = new ArrayList<>();
        ws();
        if (!eof()) {
            program.add(pipeline());
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