106 lines
3.7 KiB
JavaScript
106 lines
3.7 KiB
JavaScript
|
"use strict";
|
||
|
|
|
||
|
|
Object.defineProperty(exports, "__esModule", {
|
||
|
|
value: true
|
||
|
|
});
|
||
|
|
exports.default = highlight;
|
||
|
|
exports.shouldHighlight = shouldHighlight;
|
||
|
|
var _jsTokens = require("js-tokens");
|
||
|
|
var _helperValidatorIdentifier = require("@babel/helper-validator-identifier");
|
||
|
|
var _chalk = _interopRequireWildcard(require("chalk"), true);
|
||
|
|
function _getRequireWildcardCache(e) { if ("function" != typeof WeakMap) return null; var r = new WeakMap(), t = new WeakMap(); return (_getRequireWildcardCache = function (e) { return e ? t : r; })(e); }
|
||
|
|
function _interopRequireWildcard(e, r) { if (!r && e && e.__esModule) return e; if (null === e || "object" != typeof e && "function" != typeof e) return { default: e }; var t = _getRequireWildcardCache(r); if (t && t.has(e)) return t.get(e); var n = { __proto__: null }, a = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var u in e) if ("default" !== u && Object.prototype.hasOwnProperty.call(e, u)) { var i = a ? Object.getOwnPropertyDescriptor(e, u) : null; i && (i.get || i.set) ? Object.defineProperty(n, u, i) : n[u] = e[u]; } return n.default = e, t && t.set(e, n), n; }
|
||
|
|
const sometimesKeywords = new Set(["as", "async", "from", "get", "of", "set"]);
|
||
|
|
function getDefs(chalk) {
|
||
|
|
return {
|
||
|
|
keyword: chalk.cyan,
|
||
|
|
capitalized: chalk.yellow,
|
||
|
|
jsxIdentifier: chalk.yellow,
|
||
|
|
punctuator: chalk.yellow,
|
||
|
|
number: chalk.magenta,
|
||
|
|
string: chalk.green,
|
||
|
|
regex: chalk.magenta,
|
||
|
|
comment: chalk.grey,
|
||
|
|
invalid: chalk.white.bgRed.bold
|
||
|
|
};
|
||
|
|
}
|
||
|
|
const NEWLINE = /\r\n|[\n\r\u2028\u2029]/;
|
||
|
|
const BRACKET = /^[()[\]{}]$/;
|
||
|
|
let tokenize;
|
||
|
|
{
|
||
|
|
const JSX_TAG = /^[a-z][\w-]*$/i;
|
||
|
|
const getTokenType = function (token, offset, text) {
|
||
|
|
if (token.type === "name") {
|
||
|
|
if ((0, _helperValidatorIdentifier.isKeyword)(token.value) || (0, _helperValidatorIdentifier.isStrictReservedWord)(token.value, true) || sometimesKeywords.has(token.value)) {
|
||
|
|
return "keyword";
|
||
|
|
}
|
||
|
|
if (JSX_TAG.test(token.value) && (text[offset - 1] === "<" || text.slice(offset - 2, offset) == "</")) {
|
||
|
|
return "jsxIdentifier";
|
||
|
|
}
|
||
|
|
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;
|
||
|
|
};
|
||
|
|
tokenize = function* (text) {
|
||
|
|
let match;
|
||
|
|
while (match = _jsTokens.default.exec(text)) {
|
||
|
|
const token = _jsTokens.matchToToken(match);
|
||
|
|
yield {
|
||
|
|
type: getTokenType(token, match.index, text),
|
||
|
|
value: token.value
|
||
|
|
};
|
||
|
|
}
|
||
|
|
};
|
||
|
|
}
|
||
|
|
function highlightTokens(defs, text) {
|
||
|
|
let highlighted = "";
|
||
|
|
for (const {
|
||
|
|
type,
|
||
|
|
value
|
||
|
|
} of tokenize(text)) {
|
||
|
|
const colorize = defs[type];
|
||
|
|
if (colorize) {
|
||
|
|
highlighted += value.split(NEWLINE).map(str => colorize(str)).join("\n");
|
||
|
|
} else {
|
||
|
|
highlighted += value;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return highlighted;
|
||
|
|
}
|
||
|
|
function shouldHighlight(options) {
|
||
|
|
return _chalk.default.level > 0 || options.forceColor;
|
||
|
|
}
|
||
|
|
let chalkWithForcedColor = undefined;
|
||
|
|
function getChalk(forceColor) {
|
||
|
|
if (forceColor) {
|
||
|
|
var _chalkWithForcedColor;
|
||
|
|
(_chalkWithForcedColor = chalkWithForcedColor) != null ? _chalkWithForcedColor : chalkWithForcedColor = new _chalk.default.constructor({
|
||
|
|
enabled: true,
|
||
|
|
level: 1
|
||
|
|
});
|
||
|
|
return chalkWithForcedColor;
|
||
|
|
}
|
||
|
|
return _chalk.default;
|
||
|
|
}
|
||
|
|
{
|
||
|
|
exports.getChalk = options => getChalk(options.forceColor);
|
||
|
|
}
|
||
|
|
function highlight(code, options = {}) {
|
||
|
|
if (code !== "" && shouldHighlight(options)) {
|
||
|
|
const defs = getDefs(getChalk(options.forceColor));
|
||
|
|
return highlightTokens(defs, code);
|
||
|
|
} else {
|
||
|
|
return code;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//# sourceMappingURL=index.js.map
|