namespace NpgsqlRest;

public static class Consts

{

public const string True = "true";

public const string False = "false";

public const string Null = "null";

public const char DoubleQuote = '"';

public const string DoubleQuoteColon = "\":";

public const char OpenParenthesis = '(';

public const char CloseParenthesis = ')';

public const char Comma = ',';

public const char Dot = '.';

public const char Backslash = '\\';

public const char Colon = ':';

public const char Equal = '=';

public const char OpenBrace = '{';

public const char CloseBrace = '}';

public const char OpenBracket = '[';

public const char CloseBracket = ']';

public const char Space = ' ';

public const string DoubleColon = "::";

public const string FirstParam = "$1";

public const string FirstNamedParam = "=>$1";

public const string CloseParenthesisStr = ")";

public const char Dollar = '$';

public const string NamedParam = "=>$";

public const string OpenRow = "=>row(";

public const string CloseRow = ")::";

public const char At = '@';

public const char Multiply = '*';

public const char Question = '?';

public const string EmptyArray = "[]";

public const string EmptyObj = "{}";

public const string SetContext = "select set_config($1,$2,false)";

public const string SetContextLocal = "select set_config($1,$2,true)";

// Pre-computed UTF8 bytes for JSON structure characters used in rendering hot paths.

// ReadOnlySpan<byte> properties using "x"u8 literals point directly at assembly metadata —

// zero allocation per access (vs. byte[] fields, which allocate once at type-init).

public static ReadOnlySpan<byte> Utf8OpenBrace => "{"u8;

public static ReadOnlySpan<byte> Utf8CloseBrace => "}"u8;

public static ReadOnlySpan<byte> Utf8OpenBracket => "["u8;

public static ReadOnlySpan<byte> Utf8CloseBracket => "]"u8;

public static ReadOnlySpan<byte> Utf8Comma => ","u8;

public static ReadOnlySpan<byte> Utf8Colon => ":"u8;

public static ReadOnlySpan<byte> Utf8Null => "null"u8;

}