t.Errorf("Table with escape character, got %v", r.Statement.SQL.String())
	}

	r = dryDB.Table("user as u").Select("name").Find(&User{}).Statement
	if !regexp.MustCompile("SELECT .name. FROM user as u WHERE .u.\\..deleted_at. IS NULL").MatchString(r.Statement.SQL.String()) {
		t.Errorf("Table with escape character, got %v", r.Statement.SQL.String())
	}

            return escape(s) + ".*";
        }
        final StringBuilder buf = new StringBuilder(100);
        return appendFileterPath(buf, escape(s));
    }

    protected String escape(final String s) {
        if (s.startsWith("#")) {
            return StringUtil.EMPTY;
        }
        if (s.startsWith("^") && s.endsWith("$")) {

        }
    ],

    [
        // unescape, revert step 3 except for back slash
        // For example, if a user escape a '\\*',
        // after step 3, the result will be '\\\\\\*'
        /\\\\\\(?=[$.|*+(){^])/g,
        () => ESCAPE
    ],

    [
        // '\\\\' -> '\\'
        /\\\\/g,
        () => ESCAPE
    ],

    [
        // > The range notation, e.g. [a-zA-Z],

	errExpectedBool      = errors.New("expected bool")
	errLikeNonStrArg     = errors.New("LIKE clause requires string arguments")
	errLikeInvalidEscape = errors.New("LIKE clause has invalid ESCAPE character")
	errNotImplemented    = errors.New("not implemented")
)

// AST Node Evaluation functions
//
// During evaluation, the query is known to be valid, as analysis is

// Condition           → "NOT" Condition | ConditionExpression
// ConditionExpression → ValueExpression ("=" | "<>" | "<=" | ">=" | "<" | ">") ValueExpression
//                     | ValueExpression "LIKE" ValueExpression ("ESCAPE" LitString)?
//                     | ValueExpression ("NOT"? "BETWEEN" ValueExpression "AND" ValueExpression)
//                     | ValueExpression "IN" "(" Expression ("," Expression)* ")"

      encodings[ 0xb] = encoding // Vertical Tab
      encodings[ 0xe] = encoding // Shift Out
      encodings[ 0xf] = encoding // Shift In
      encodings[ 0x10] = encoding // Data Link Escape
      encodings[ 0x11] = encoding // Device Control 1 (oft. XON)
      encodings[ 0x12] = encoding // Device Control 2
      encodings[ 0x13] = encoding // Device Control 3 (oft. XOFF)

            if (logger.isDebugEnabled()) {
                logger.debug("Invalid query: {}", query, e);
            }
            query = ComponentUtil.getQueryStringBuilder().params(params).sortField(params.getSort()).escape(true).build();
            documentItems = searchInternal(query, params, userBean);
        }

        data.setDocumentItems(documentItems);

        // search

    private val DASHDASH = byteArrayOf('-'.code.toByte(), '-'.code.toByte())

    /**
     * Appends a quoted-string to a StringBuilder.
     *
     * RFC 2388 is rather vague about how one should escape special characters in form-data
     * parameters, and as it turns out Firefox and Chrome actually do rather different things, and
     * both say in their comments that they're not really sure what the right approach is. We go

	signature := formValues.Get(xhttp.AmzSignatureV2)
	if !compareSignatureV2(signature, calculateSignatureV2(policy, cred.SecretKey)) {
		return cred, ErrSignatureDoesNotMatch
	}
	return cred, ErrNone
}

// Escape encodedQuery string into unescaped list of query params, returns error
// if any while unescaping the values.
func unescapeQueries(encodedQuery string) (unescapedQueries []string, err error) {

  # Generate the demo profile and don't wait for confirmation
  istioctl install --set profile=demo --skip-confirmation

  # To override a setting that includes dots, escape them with a backslash (\).  Your shell may require enclosing quotes.
  istioctl install --set "values.sidecarInjectorWebhook.injectedAnnotations.container\.apparmor\.security\.beta\.kubernetes\.io/istio-proxy=runtime/default"
`,