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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

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"use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.codeFrameColumns = codeFrameColumns; exports.default = _default; var _highlight = _interopRequireWildcard(require("@babel/highlight")); function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; } function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; } let deprecationWarningShown = false; function getDefs(chalk) { return { gutter: chalk.grey, marker: chalk.red.bold, message: chalk.red.bold }; } const NEWLINE = /\r\n|[\n\r\u2028\u2029]/; function getMarkerLines(loc, source, opts) { const startLoc = Object.assign({ column: 0, line: -1 }, loc.start); const endLoc = Object.assign({}, startLoc, loc.end); const { linesAbove = 2, linesBelow = 3 } = opts || {}; const startLine = startLoc.line; const startColumn = startLoc.column; const endLine = endLoc.line; const endColumn = endLoc.column; let start = Math.max(startLine - (linesAbove + 1), 0); let end = Math.min(source.length, endLine + linesBelow); if (startLine === -1) { start = 0; } if (endLine === -1) { end = source.length; } const lineDiff = endLine - startLine; const markerLines = {}; if (lineDiff) { for (let i = 0; i <= lineDiff; i++) { const lineNumber = i + startLine; if (!startColumn) { markerLines[lineNumber] = true; } else if (i === 0) { const sourceLength = source[lineNumber - 1].length; markerLines[lineNumber] = [startColumn, sourceLength - startColumn + 1]; } else if (i === lineDiff) { markerLines[lineNumber] = [0, endColumn]; } else { const sourceLength = source[lineNumber - i].length; markerLines[lineNumber] = [0, sourceLength]; } } } else { if (startColumn === endColumn) { if (startColumn) { markerLines[startLine] = [startColumn, 0]; } else { markerLines[startLine] = true; } } else { markerLines[startLine] = [startColumn, endColumn - startColumn]; } } return { start, end, markerLines }; } function codeFrameColumns(rawLines, loc, opts = {}) { const highlighted = (opts.highlightCode || opts.forceColor) && (0, _highlight.shouldHighlight)(opts); const chalk = (0, _highlight.getChalk)(opts); const defs = getDefs(chalk); const maybeHighlight = (chalkFn, string) => { return highlighted ? chalkFn(string) : string; }; const lines = rawLines.split(NEWLINE); const { start, end, markerLines } = getMarkerLines(loc, lines, opts); const hasColumns = loc.start && typeof loc.start.column === "number"; const numberMaxWidth = String(end).length; const highlightedLines = highlighted ? (0, _highlight.default)(rawLines, opts) : rawLines; let frame = highlightedLines.split(NEWLINE).slice(start, end).map((line, index) => { const number = start + 1 + index; const paddedNumber = ` ${number}`.slice(-numberMaxWidth); const gutter = ` ${paddedNumber} | `; const hasMarker = markerLines[number]; const lastMarkerLine = !markerLines[number + 1]; if (hasMarker) { let markerLine = ""; if (Array.isArray(hasMarker)) { const markerSpacing = line.slice(0, Math.max(hasMarker[0] - 1, 0)).replace(/[^\t]/g, " "); const numberOfMarkers = hasMarker[1] || 1; markerLine = ["\n ", maybeHighlight(defs.gutter, gutter.replace(/\d/g, " ")), markerSpacing, maybeHighlight(defs.marker, "^").repeat(numberOfMarkers)].join(""); if (lastMarkerLine && opts.message) { markerLine += " " + maybeHighlight(defs.message, opts.message); } } return [maybeHighlight(defs.marker, ">"), maybeHighlight(defs.gutter, gutter), line, markerLine].join(""); } else { return ` ${maybeHighlight(defs.gutter, gutter)}${line}`; } }).join("\n"); if (opts.message && !hasColumns) { frame = `${" ".repeat(numberMaxWidth + 1)}${opts.message}\n${frame}`; } if (highlighted) { return chalk.reset(frame); } else { return frame; } } function _default(rawLines, lineNumber, colNumber, opts = {}) { if (!deprecationWarningShown) { deprecationWarningShown = true; const message = "Passing lineNumber and colNumber is deprecated to @babel/code-frame. Please use `codeFrameColumns`."; if (process.emitWarning) { process.emitWarning(message, "DeprecationWarning"); } else { const deprecationError = new Error(message); deprecationError.name = "DeprecationWarning"; console.warn(new Error(message)); } } colNumber = Math.max(colNumber, 0); const location = { start: { column: colNumber, line: lineNumber } }; return codeFrameColumns(rawLines, location, opts); }