n8n-nodes-strike/node_modules/jsonrepair/lib/esm/utils/stringUtils.js

const codeSpace = 0x20; // " "
const codeNewline = 0xa; // "\n"
const codeTab = 0x9; // "\t"
const codeReturn = 0xd; // "\r"
const codeNonBreakingSpace = 0xa0;
const codeEnQuad = 0x2000;
const codeHairSpace = 0x200a;
const codeNarrowNoBreakSpace = 0x202f;
const codeMediumMathematicalSpace = 0x205f;
const codeIdeographicSpace = 0x3000;
export function isHex(char) {
  return /^[0-9A-Fa-f]$/.test(char);
}
export function isDigit(char) {
  return char >= '0' && char <= '9';
}
export function isValidStringCharacter(char) {
  // note that the valid range is between \u{0020} and \u{10ffff},
  // but in JavaScript it is not possible to create a code point larger than
  // \u{10ffff}, so there is no need to test for that here.
  return char >= '\u0020';
}
export function isDelimiter(char) {
  return ',:[]/{}()\n+'.includes(char);
}
export function isFunctionNameCharStart(char) {
  return char >= 'a' && char <= 'z' || char >= 'A' && char <= 'Z' || char === '_' || char === '$';
}
export function isFunctionNameChar(char) {
  return char >= 'a' && char <= 'z' || char >= 'A' && char <= 'Z' || char === '_' || char === '$' || char >= '0' && char <= '9';
}

// matches "https://" and other schemas
export const regexUrlStart = /^(http|https|ftp|mailto|file|data|irc):\/\/$/;

// matches all valid URL characters EXCEPT "[", "]", and ",", since that are important JSON delimiters
export const regexUrlChar = /^[A-Za-z0-9-._~:/?#@!$&'()*+;=]$/;
export function isUnquotedStringDelimiter(char) {
  return ',[]/{}\n+'.includes(char);
}
export function isStartOfValue(char) {
  return isQuote(char) || regexStartOfValue.test(char);
}

// alpha, number, minus, or opening bracket or brace
const regexStartOfValue = /^[[{\w-]$/;
export function isControlCharacter(char) {
  return char === '\n' || char === '\r' || char === '\t' || char === '\b' || char === '\f';
}
/**
 * Check if the given character is a whitespace character like space, tab, or
 * newline
 */
export function isWhitespace(text, index) {
  const code = text.charCodeAt(index);
  return code === codeSpace || code === codeNewline || code === codeTab || code === codeReturn;
}

/**
 * Check if the given character is a whitespace character like space or tab,
 * but NOT a newline
 */
export function isWhitespaceExceptNewline(text, index) {
  const code = text.charCodeAt(index);
  return code === codeSpace || code === codeTab || code === codeReturn;
}

/**
 * Check if the given character is a special whitespace character, some
 * unicode variant
 */
export function isSpecialWhitespace(text, index) {
  const code = text.charCodeAt(index);
  return code === codeNonBreakingSpace || code >= codeEnQuad && code <= codeHairSpace || code === codeNarrowNoBreakSpace || code === codeMediumMathematicalSpace || code === codeIdeographicSpace;
}

/**
 * Test whether the given character is a quote or double quote character.
 * Also tests for special variants of quotes.
 */
export function isQuote(char) {
  // the first check double quotes, since that occurs most often
  return isDoubleQuoteLike(char) || isSingleQuoteLike(char);
}

/**
 * Test whether the given character is a double quote character.
 * Also tests for special variants of double quotes.
 */
export function isDoubleQuoteLike(char) {
  return char === '"' || char === '\u201c' || char === '\u201d';
}

/**
 * Test whether the given character is a double quote character.
 * Does NOT test for special variants of double quotes.
 */
export function isDoubleQuote(char) {
  return char === '"';
}

/**
 * Test whether the given character is a single quote character.
 * Also tests for special variants of single quotes.
 */
export function isSingleQuoteLike(char) {
  return char === "'" || char === '\u2018' || char === '\u2019' || char === '\u0060' || char === '\u00b4';
}

/**
 * Test whether the given character is a single quote character.
 * Does NOT test for special variants of single quotes.
 */
export function isSingleQuote(char) {
  return char === "'";
}

/**
 * Strip last occurrence of textToStrip from text
 */
export function stripLastOccurrence(text, textToStrip) {
  let stripRemainingText = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
  const index = text.lastIndexOf(textToStrip);
  return index !== -1 ? text.substring(0, index) + (stripRemainingText ? '' : text.substring(index + 1)) : text;
}
export function insertBeforeLastWhitespace(text, textToInsert) {
  let index = text.length;
  if (!isWhitespace(text, index - 1)) {
    // no trailing whitespaces
    return text + textToInsert;
  }
  while (isWhitespace(text, index - 1)) {
    index--;
  }
  return text.substring(0, index) + textToInsert + text.substring(index);
}
export function removeAtIndex(text, start, count) {
  return text.substring(0, start) + text.substring(start + count);
}

/**
 * Test whether a string ends with a newline or comma character and optional whitespace
 */
export function endsWithCommaOrNewline(text) {
  return /[,\n][ \t\r]*$/.test(text);
}
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