fix: add a warning if css urls not exist during build time (fix vitej…

…s#9800)
Megrax · Oct 3, 2022 · dc7c268 · dc7c268
1 parent 7c4accb
commit dc7c268
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/packages/vite/src/node/plugins/css.ts b/packages/vite/src/node/plugins/css.ts
@@ -217,6 +217,12 @@ export function cssPlugin(config: ResolvedConfig): Plugin {
         if (resolved) {
           return fileToUrl(resolved, config, this)
         }
+        if (config.command === 'build') {
+          // #9800 If we cannot resolve the css url, leave a warning.
+          config.logger.warnOnce(
+            `\n${url} doesn't exist at build time, it will remain unchanged to be resolved at runtime`
+          )
+        }
         return url
       }