93 lines
3.0 KiB
Plaintext
93 lines
3.0 KiB
Plaintext
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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Object.defineProperty(exports, "hasContentChanged", {
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enumerable: true,
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get: function() {
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return hasContentChanged;
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}
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});
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const _crypto = /*#__PURE__*/ _interop_require_default(require("crypto"));
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const _sharedState = /*#__PURE__*/ _interop_require_wildcard(require("./sharedState"));
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function _interop_require_default(obj) {
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return obj && obj.__esModule ? obj : {
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default: obj
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};
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}
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function _getRequireWildcardCache(nodeInterop) {
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if (typeof WeakMap !== "function") return null;
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var cacheBabelInterop = new WeakMap();
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var cacheNodeInterop = new WeakMap();
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return (_getRequireWildcardCache = function(nodeInterop) {
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return nodeInterop ? cacheNodeInterop : cacheBabelInterop;
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})(nodeInterop);
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}
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function _interop_require_wildcard(obj, nodeInterop) {
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if (!nodeInterop && obj && obj.__esModule) {
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return obj;
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}
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if (obj === null || typeof obj !== "object" && typeof obj !== "function") {
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return {
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default: obj
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};
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}
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var cache = _getRequireWildcardCache(nodeInterop);
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if (cache && cache.has(obj)) {
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return cache.get(obj);
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}
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var newObj = {};
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var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor;
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for(var key in obj){
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if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) {
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var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null;
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if (desc && (desc.get || desc.set)) {
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Object.defineProperty(newObj, key, desc);
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} else {
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newObj[key] = obj[key];
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}
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}
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}
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newObj.default = obj;
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if (cache) {
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cache.set(obj, newObj);
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}
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return newObj;
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}
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/**
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* Calculate the hash of a string.
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*
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* This doesn't need to be cryptographically secure or
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* anything like that since it's used only to detect
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* when the CSS changes to invalidate the context.
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*
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* This is wrapped in a try/catch because it's really dependent
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* on how Node itself is build and the environment and OpenSSL
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* version / build that is installed on the user's machine.
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*
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* Based on the environment this can just outright fail.
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*
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* See https://github.com/nodejs/node/issues/40455
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*
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* @param {string} str
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*/ function getHash(str) {
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try {
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return _crypto.default.createHash("md5").update(str, "utf-8").digest("binary");
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} catch (err) {
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return "";
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}
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}
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function hasContentChanged(sourcePath, root) {
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let css = root.toString();
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// We only care about files with @tailwind directives
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// Other files use an existing context
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if (!css.includes("@tailwind")) {
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return false;
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}
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let existingHash = _sharedState.sourceHashMap.get(sourcePath);
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let rootHash = getHash(css);
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let didChange = existingHash !== rootHash;
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_sharedState.sourceHashMap.set(sourcePath, rootHash);
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return didChange;
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}
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