| "use strict"; |
| |
| exports.__esModule = true; |
| |
| exports.default = function (rawLines, lineNumber, colNumber) { |
| var opts = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : {}; |
| |
| colNumber = Math.max(colNumber, 0); |
| |
| var highlighted = opts.highlightCode && _chalk2.default.supportsColor || opts.forceColor; |
| var chalk = _chalk2.default; |
| if (opts.forceColor) { |
| chalk = new _chalk2.default.constructor({ enabled: true }); |
| } |
| var maybeHighlight = function maybeHighlight(chalkFn, string) { |
| return highlighted ? chalkFn(string) : string; |
| }; |
| var defs = getDefs(chalk); |
| if (highlighted) rawLines = highlight(defs, rawLines); |
| |
| var linesAbove = opts.linesAbove || 2; |
| var linesBelow = opts.linesBelow || 3; |
| |
| var lines = rawLines.split(NEWLINE); |
| var start = Math.max(lineNumber - (linesAbove + 1), 0); |
| var end = Math.min(lines.length, lineNumber + linesBelow); |
| |
| if (!lineNumber && !colNumber) { |
| start = 0; |
| end = lines.length; |
| } |
| |
| var numberMaxWidth = String(end).length; |
| |
| var frame = lines.slice(start, end).map(function (line, index) { |
| var number = start + 1 + index; |
| var paddedNumber = (" " + number).slice(-numberMaxWidth); |
| var gutter = " " + paddedNumber + " | "; |
| if (number === lineNumber) { |
| var markerLine = ""; |
| if (colNumber) { |
| var markerSpacing = line.slice(0, colNumber - 1).replace(/[^\t]/g, " "); |
| markerLine = ["\n ", maybeHighlight(defs.gutter, gutter.replace(/\d/g, " ")), markerSpacing, maybeHighlight(defs.marker, "^")].join(""); |
| } |
| return [maybeHighlight(defs.marker, ">"), maybeHighlight(defs.gutter, gutter), line, markerLine].join(""); |
| } else { |
| return " " + maybeHighlight(defs.gutter, gutter) + line; |
| } |
| }).join("\n"); |
| |
| if (highlighted) { |
| return chalk.reset(frame); |
| } else { |
| return frame; |
| } |
| }; |
| |
| var _jsTokens = require("js-tokens"); |
| |
| var _jsTokens2 = _interopRequireDefault(_jsTokens); |
| |
| var _esutils = require("esutils"); |
| |
| var _esutils2 = _interopRequireDefault(_esutils); |
| |
| var _chalk = require("chalk"); |
| |
| var _chalk2 = _interopRequireDefault(_chalk); |
| |
| function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } |
| |
| function getDefs(chalk) { |
| return { |
| keyword: chalk.cyan, |
| capitalized: chalk.yellow, |
| jsx_tag: chalk.yellow, |
| punctuator: chalk.yellow, |
| |
| number: chalk.magenta, |
| string: chalk.green, |
| regex: chalk.magenta, |
| comment: chalk.grey, |
| invalid: chalk.white.bgRed.bold, |
| gutter: chalk.grey, |
| marker: chalk.red.bold |
| }; |
| } |
| |
| var NEWLINE = /\r\n|[\n\r\u2028\u2029]/; |
| |
| var JSX_TAG = /^[a-z][\w-]*$/i; |
| |
| var BRACKET = /^[()\[\]{}]$/; |
| |
| function getTokenType(match) { |
| var _match$slice = match.slice(-2), |
| offset = _match$slice[0], |
| text = _match$slice[1]; |
| |
| var token = (0, _jsTokens.matchToToken)(match); |
| |
| if (token.type === "name") { |
| if (_esutils2.default.keyword.isReservedWordES6(token.value)) { |
| return "keyword"; |
| } |
| |
| if (JSX_TAG.test(token.value) && (text[offset - 1] === "<" || text.substr(offset - 2, 2) == "</")) { |
| return "jsx_tag"; |
| } |
| |
| if (token.value[0] !== token.value[0].toLowerCase()) { |
| return "capitalized"; |
| } |
| } |
| |
| if (token.type === "punctuator" && BRACKET.test(token.value)) { |
| return "bracket"; |
| } |
| |
| return token.type; |
| } |
| |
| function highlight(defs, text) { |
| return text.replace(_jsTokens2.default, function () { |
| for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) { |
| args[_key] = arguments[_key]; |
| } |
| |
| var type = getTokenType(args); |
| var colorize = defs[type]; |
| if (colorize) { |
| return args[0].split(NEWLINE).map(function (str) { |
| return colorize(str); |
| }).join("\n"); |
| } else { |
| return args[0]; |
| } |
| }); |
| } |
| |
| module.exports = exports["default"]; |