_constants.ts

/**
 * Unicode Character Codes (0x0000 - 0x0080)
 * @see https://www.unicode.org/Public/UCD/latest/ucd/NamesList.txt
 * @see https://unicode.org/charts/nameslist/n_0000.html
 *//** */

/**
 * C0 controls
 * ===================================================================== *//***/

/** ␀ */ export const NULL = 0x0000
/** ␁ */ export const START_OF_HEADING = 0x0001
/** ␂ */ export const START_OF_TEXT = 0x0002
/** ␃ */ export const END_OF_TEXT = 0x0003
/** ␄ */ export const END_OF_TRANSMISSION = 0x0004
/** ␅ */ export const ENQUIRY = 0x0005
/** ␆ */ export const ACKNOWLEDGE = 0x0006
/** ␇ */ export const BELL = 0x0007
/** ␈ */ export const BACKSPACE = 0x0008
/** ␉ */ export const CHARACTER_TABULATION = 0x0009
/** ␊ */ export const LINE_FEED = 0x000A
/** ␋ */ export const LINE_TABULATION = 0x000B
/** ␌ */ export const FORM_FEED = 0x000C
/** ␍ */ export const CARRIAGE_RETURN = 0x000D
/** ␎ */ export const SHIFT_OUT = 0x000E
/** ␏ */ export const SHIFT_IN = 0x000F
/** ␐ */ export const DATA_LINK_ESCAPE = 0x0010
/** ␑ */ export const DEVICE_CONTROL_ONE = 0x0011
/** ␒ */ export const DEVICE_CONTROL_TWO = 0x0012
/** ␓ */ export const DEVICE_CONTROL_THREE = 0x0013
/** ␔ */ export const DEVICE_CONTROL_FOUR = 0x0014
/** ␕ */ export const NEGATIVE_ACKNOWLEDGE = 0x0015
/** ␖ */ export const SYNCHRONOUS_IDLE = 0x0016
/** ␗ */ export const END_OF_TRANSMISSION_BLOCK = 0x0017
/** ␘ */ export const CANCEL = 0x0018
/** ␙ */ export const END_OF_MEDIUM = 0x0019
/** ␚ */ export const SUBSTITUTE = 0x001A
/** ␛ */ export const ESCAPE = 0x001B
/** ␜ */ export const INFORMATION_SEPARATOR_FOUR = 0x001C
/** ␝ */ export const INFORMATION_SEPARATOR_THREE = 0x001D
/** ␞ */ export const INFORMATION_SEPARATOR_TWO = 0x001E
/** ␟ */ export const INFORMATION_SEPARATOR_ONE = 0x001F

/**
 * ASCII punctuation and symbols
 * ===================================================================== *//***/

/** ␠ */ export const SPACE = 0x0020
/** ! */ export const EXCLAMATION_MARK = 0x0021
/** " */ export const QUOTATION_MARK = 0x0022
/** # */ export const NUMBER_SIGN = 0x0023
/** $ */ export const DOLLAR_SIGN = 0x0024
/** % */ export const PERCENT_SIGN = 0x0025
/** & */ export const AMPERSAND = 0x0026
/** ' */ export const APOSTROPHE = 0x0027
/** ( */ export const LEFT_PARENTHESIS = 0x0028
/** ) */ export const RIGHT_PARENTHESIS = 0x0029
/** * */ export const ASTERISK = 0x002A
/** + */ export const PLUS_SIGN = 0x002B
/** , */ export const COMMA = 0x002C
/** - */ export const HYPHEN_MINUS = 0x002D
/** . */ export const FULL_STOP = 0x002E
/** / */ export const SOLIDUS = 0x002F

/*
 * ASCII digits
 * ========================================================================== */

/** 0 */ export const DIGIT_ZERO = 0x0030
/** 1 */ export const DIGIT_ONE = 0x0031
/** 2 */ export const DIGIT_TWO = 0x0032
/** 3 */ export const DIGIT_THREE = 0x0033
/** 4 */ export const DIGIT_FOUR = 0x0034
/** 5 */ export const DIGIT_FIVE = 0x0035
/** 6 */ export const DIGIT_SIX = 0x0036
/** 7 */ export const DIGIT_SEVEN = 0x0037
/** 8 */ export const DIGIT_EIGHT = 0x0038
/** 9 */ export const DIGIT_NINE = 0x0039

/**
 * ASCII punctuation and symbols
 * ===================================================================== *//***/

/** : */ export const COLON = 0x003A
/** ; */ export const SEMICOLON = 0x003B
/** < */ export const LESS_THAN_SIGN = 0x003C
/** = */ export const EQUALS_SIGN = 0x003D
/** > */ export const GREATER_THAN_SIGN = 0x003E
/** ? */ export const QUESTION_MARK = 0x003F
/** @ */ export const COMMERCIAL_AT = 0x0040

/**
 * Uppercase Latin alphabet
 * ===================================================================== *//***/

/** A */ export const LATIN_CAPITAL_LETTER_A = 0x0041
/** B */ export const LATIN_CAPITAL_LETTER_B = 0x0042
/** C */ export const LATIN_CAPITAL_LETTER_C = 0x0043
/** D */ export const LATIN_CAPITAL_LETTER_D = 0x0044
/** E */ export const LATIN_CAPITAL_LETTER_E = 0x0045
/** F */ export const LATIN_CAPITAL_LETTER_F = 0x0046
/** G */ export const LATIN_CAPITAL_LETTER_G = 0x0047
/** H */ export const LATIN_CAPITAL_LETTER_H = 0x0048
/** I */ export const LATIN_CAPITAL_LETTER_I = 0x0049
/** J */ export const LATIN_CAPITAL_LETTER_J = 0x004A
/** K */ export const LATIN_CAPITAL_LETTER_K = 0x004B
/** L */ export const LATIN_CAPITAL_LETTER_L = 0x004C
/** M */ export const LATIN_CAPITAL_LETTER_M = 0x004D
/** N */ export const LATIN_CAPITAL_LETTER_N = 0x004E
/** O */ export const LATIN_CAPITAL_LETTER_O = 0x004F
/** P */ export const LATIN_CAPITAL_LETTER_P = 0x0050
/** Q */ export const LATIN_CAPITAL_LETTER_Q = 0x0051
/** R */ export const LATIN_CAPITAL_LETTER_R = 0x0052
/** S */ export const LATIN_CAPITAL_LETTER_S = 0x0053
/** T */ export const LATIN_CAPITAL_LETTER_T = 0x0054
/** U */ export const LATIN_CAPITAL_LETTER_U = 0x0055
/** V */ export const LATIN_CAPITAL_LETTER_V = 0x0056
/** W */ export const LATIN_CAPITAL_LETTER_W = 0x0057
/** X */ export const LATIN_CAPITAL_LETTER_X = 0x0058
/** Y */ export const LATIN_CAPITAL_LETTER_Y = 0x0059
/** Z */ export const LATIN_CAPITAL_LETTER_Z = 0x005A

/**
 * ASCII punctuation and symbols
 * ===================================================================== *//***/

/** [ */ export const LEFT_SQUARE_BRACKET = 0x005B
/** \ */ export const REVERSE_SOLIDUS = 0x005C
/** ] */ export const RIGHT_SQUARE_BRACKET = 0x005D
/** ^ */ export const CIRCUMFLEX_ACCENT = 0x005E
/** _ */ export const LOW_LINE = 0x005F
/** ` */ export const GRAVE_ACCENT = 0x0060

/*
 * Lowercase Latin alphabet
 * ========================================================================== */

/** a */ export const LATIN_SMALL_LETTER_A = 0x0061
/** b */ export const LATIN_SMALL_LETTER_B = 0x0062
/** c */ export const LATIN_SMALL_LETTER_C = 0x0063
/** d */ export const LATIN_SMALL_LETTER_D = 0x0064
/** e */ export const LATIN_SMALL_LETTER_E = 0x0065
/** f */ export const LATIN_SMALL_LETTER_F = 0x0066
/** g */ export const LATIN_SMALL_LETTER_G = 0x0067
/** h */ export const LATIN_SMALL_LETTER_H = 0x0068
/** i */ export const LATIN_SMALL_LETTER_I = 0x0069
/** j */ export const LATIN_SMALL_LETTER_J = 0x006A
/** k */ export const LATIN_SMALL_LETTER_K = 0x006B
/** l */ export const LATIN_SMALL_LETTER_L = 0x006C
/** m */ export const LATIN_SMALL_LETTER_M = 0x006D
/** n */ export const LATIN_SMALL_LETTER_N = 0x006E
/** o */ export const LATIN_SMALL_LETTER_O = 0x006F
/** p */ export const LATIN_SMALL_LETTER_P = 0x0070
/** q */ export const LATIN_SMALL_LETTER_Q = 0x0071
/** r */ export const LATIN_SMALL_LETTER_R = 0x0072
/** s */ export const LATIN_SMALL_LETTER_S = 0x0073
/** t */ export const LATIN_SMALL_LETTER_T = 0x0074
/** u */ export const LATIN_SMALL_LETTER_U = 0x0075
/** v */ export const LATIN_SMALL_LETTER_V = 0x0076
/** w */ export const LATIN_SMALL_LETTER_W = 0x0077
/** x */ export const LATIN_SMALL_LETTER_X = 0x0078
/** y */ export const LATIN_SMALL_LETTER_Y = 0x0079
/** z */ export const LATIN_SMALL_LETTER_Z = 0x007A

/**
 * ASCII punctuation and symbols
 * ===================================================================== *//***/

/** { */ export const LEFT_CURLY_BRACKET = 0x007B
/** | */ export const VERTICAL_LINE = 0x007C
/** } */ export const RIGHT_CURLY_BRACKET = 0x007D
/** ~ */ export const TILDE = 0x007E

/**
 * Control character
 * ===================================================================== *//***/

/** ␡ */ export const DELETE = 0x007F

/**
 * Non-ASCII
 * ===================================================================== *//***/

/** � */ export const NON_ASCII = 0x0080

/**
 * EOF
 * ===================================================================== *//***/

/** ⏏ */ export const EOF = -0x0001


export const UNDERSCORE = 95; // '_'



// Utility functions
export const isDigit = (codePoint: number) => codePoint >= 48 && codePoint <= 57; // '0' to '9'
export const isNameStartCodePoint = (codePoint: number) => (codePoint >= 65 && codePoint <= 90) || (codePoint >= 97 && codePoint <= 122) || codePoint === 95; // 'A' to 'Z', 'a' to 'z', '_'
export const isNameCodePoint = (codePoint: number) => isNameStartCodePoint(codePoint) || isDigit(codePoint) || codePoint === 45; // '-', in addition to name start and digits