Update rollup to v4

tjenkinson · Oct 21, 2023 · 0538359 · 0538359
1 parent 1195a43
commit 0538359
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Showing 3 changed files with 289 additions and 20 deletions.
diff --git a/package-lock.json b/package-lock.json
diff --git a/package.json b/package.json
@@ -47,7 +47,7 @@
     "micromatch": "4.0.5",
     "prettier": "3.0.3",
     "redos-detector": "4.1.2",
-    "rollup": "3.29.4",
+    "rollup": "4.1.0",
     "ts-jest": "29.1.1",
     "tslib": "2.6.2",
     "typescript": "5.2.2"

diff --git a/rollup.config.mjs b/rollup.config.mjs
@@ -5,8 +5,13 @@ function buildConfig({ input, output }) {
   return {
     input,
     plugins: [typescript(), resolve()],
-    onwarn: (e) => {
-      throw new Error(e);
+    onLog: (level, log, handler) => {
+      if (level === 'warn') {
+        // treat warnings as errors
+        handler('error', log);
+      } else {
+        handler(level, log);
+      }
     },
     output,
   };