first commit

2026-04-23 17:03:40 +08:00
commit dfd77fe83b
1298 changed files with 163510 additions and 0 deletions
--- a/node_modules/less/lib/less-browser/cache.js
+++ b/node_modules/less/lib/less-browser/cache.js
@@ -0,0 +1,43 @@
+// Cache system is a bit outdated and could do with work
+
+export default (window, options, logger) => {
+    let 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) {
+            const css       = cache && cache.getItem(path);
+            const timestamp = cache && cache.getItem(`${path}:timestamp`);
+            let vars      = cache && cache.getItem(`${path}:vars`);
+
+            modifyVars = modifyVars || {};
+            vars = vars || '{}'; // if not set, treat as the JSON representation of an empty object
+
+            if (timestamp && webInfo.lastModified &&
+                (new Date(webInfo.lastModified).valueOf() ===
+                    new Date(timestamp).valueOf()) &&
+                JSON.stringify(modifyVars) === vars) {
+                // Use local copy
+                return css;
+            }
+        }
+    };
+};