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luhn-generator

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A generator of numbers that passes the validation of Luhn algorithm or Luhn formula, also known as the 'modulus 10' or 'mod 10' algorithm

40 lines (32 loc) 1.12 kB
"use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.default = void 0; var _sliceAnsi = _interopRequireDefault(require("slice-ansi")); var _stringWidth = _interopRequireDefault(require("string-width")); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } /** * Creates an array of strings split into groups the length of size. * This function works with strings that contain ASCII characters. * * wrapText is different from would-be "chunk" implementation * in that whitespace characters that occur on a chunk size limit are trimmed. * * @param {string} subject * @param {number} size * @returns {Array} */ const wrapString = (subject, size) => { let subjectSlice; subjectSlice = subject; const chunks = []; do { chunks.push((0, _sliceAnsi.default)(subjectSlice, 0, size)); subjectSlice = (0, _sliceAnsi.default)(subjectSlice, size).trim(); } while ((0, _stringWidth.default)(subjectSlice)); return chunks; }; var _default = wrapString; exports.default = _default; //# sourceMappingURL=wrapString.js.map