arcast/node_modules/@babel/highlight/lib/index.js

120 lines
4.3 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 _picocolors = _interopRequireWildcard(require("picocolors"), 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 colors = typeof process === "object" && (process.env.FORCE_COLOR === "0" || process.env.FORCE_COLOR === "false") ? (0, _picocolors.createColors)(false) : _picocolors.default;
const compose = (f, g) => v => f(g(v));
const sometimesKeywords = new Set(["as", "async", "from", "get", "of", "set"]);
function getDefs(colors) {
return {
keyword: colors.cyan,
capitalized: colors.yellow,
jsxIdentifier: colors.yellow,
punctuator: colors.yellow,
number: colors.magenta,
string: colors.green,
regex: colors.magenta,
comment: colors.gray,
invalid: compose(compose(colors.white, colors.bgRed), colors.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 colors.isColorSupported || options.forceColor;
}
let pcWithForcedColor = undefined;
function getColors(forceColor) {
if (forceColor) {
var _pcWithForcedColor;
(_pcWithForcedColor = pcWithForcedColor) != null ? _pcWithForcedColor : pcWithForcedColor = (0, _picocolors.createColors)(true);
return pcWithForcedColor;
}
return colors;
}
function highlight(code, options = {}) {
if (code !== "" && shouldHighlight(options)) {
const defs = getDefs(getColors(options.forceColor));
return highlightTokens(defs, code);
} else {
return code;
}
}
{
let chalk, chalkWithForcedColor;
exports.getChalk = ({
forceColor
}) => {
var _chalk;
(_chalk = chalk) != null ? _chalk : chalk = require("chalk");
if (forceColor) {
var _chalkWithForcedColor;
(_chalkWithForcedColor = chalkWithForcedColor) != null ? _chalkWithForcedColor : chalkWithForcedColor = new chalk.constructor({
enabled: true,
level: 1
});
return chalkWithForcedColor;
}
return chalk;
};
}
//# sourceMappingURL=index.js.map