ce4c83ff
 wxy
初始提交
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"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.shouldHighlight = shouldHighlight;
exports.getChalk = getChalk;
exports.default = highlight;
function _jsTokens() {
var data = _interopRequireWildcard(require("js-tokens"));
_jsTokens = function _jsTokens() {
return data;
};
return data;
}
function _esutils() {
var data = _interopRequireDefault(require("esutils"));
_esutils = function _esutils() {
return data;
};
return data;
}
function _chalk() {
var data = _interopRequireDefault(require("chalk"));
_chalk = function _chalk() {
return data;
};
return data;
}
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }
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
};
}
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 (_esutils().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";
}
if (token.type === "invalid" && (token.value === "@" || token.value === "#")) {
return "punctuator";
}
return token.type;
}
function highlightTokens(defs, text) {
return text.replace(_jsTokens().default, function () {
for (var _len = arguments.length, args = new 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];
}
});
}
function shouldHighlight(options) {
return _chalk().default.supportsColor || options.forceColor;
}
function getChalk(options) {
var chalk = _chalk().default;
if (options.forceColor) {
chalk = new (_chalk().default.constructor)({
enabled: true,
level: 1
});
}
return chalk;
}
function highlight(code, options) {
if (options === void 0) {
options = {};
}
if (shouldHighlight(options)) {
var chalk = getChalk(options);
var defs = getDefs(chalk);
return highlightTokens(defs, code);
} else {
return code;
}
}
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