wishthis/node_modules/less/lib/less-browser/cache.js

45 lines
1.8 KiB
JavaScript
Raw Normal View History

2022-01-21 08:28:41 +00:00
"use strict";
// Cache system is a bit outdated and could do with work
Object.defineProperty(exports, "__esModule", { value: true });
exports.default = (function (window, options, logger) {
var cache = null;
if (options.env !== 'development') {
try {
cache = (typeof window.localStorage === 'undefined') ? null : window.localStorage;
}
catch (_) { }
}
return {
setCSS: function (path, lastModified, modifyVars, styles) {
if (cache) {
logger.info("saving " + path + " to cache.");
try {
cache.setItem(path, styles);
cache.setItem(path + ":timestamp", lastModified);
if (modifyVars) {
cache.setItem(path + ":vars", JSON.stringify(modifyVars));
}
}
catch (e) {
// TODO - could do with adding more robust error handling
logger.error("failed to save \"" + path + "\" to local storage for caching.");
}
}
},
getCSS: function (path, webInfo, modifyVars) {
var css = cache && cache.getItem(path);
var timestamp = cache && cache.getItem(path + ":timestamp");
var vars = cache && cache.getItem(path + ":vars");
modifyVars = modifyVars || {};
2023-08-17 09:47:40 +00:00
vars = vars || '{}'; // if not set, treat as the JSON representation of an empty object
2022-01-21 08:28:41 +00:00
if (timestamp && webInfo.lastModified &&
(new Date(webInfo.lastModified).valueOf() ===
new Date(timestamp).valueOf()) &&
JSON.stringify(modifyVars) === vars) {
// Use local copy
return css;
}
}
};
});
//# sourceMappingURL=cache.js.map