fix(core/caniuse): set default browsers (speced#4289)

w3c · Oct 11, 2022 · 1c973c0 · 1c973c0
1 parent 46f7625
commit 1c973c0
Show file tree

Hide file tree

Showing 2 changed files with 9 additions and 2 deletions.
diff --git a/src/core/caniuse.js b/src/core/caniuse.js
@@ -111,7 +111,10 @@ function handleError(err, options, featureURL) {
  * @param {Object} conf   configuration settings
  */
 function normalizeCaniuseConf(conf) {
-  const DEFAULTS = { removeOnSave: true, browsers: [] };
+  const defaultBrowsers = new Set(BROWSERS.keys());
+  defaultBrowsers.delete("op_mob");
+  defaultBrowsers.delete("opera");
+  const DEFAULTS = { removeOnSave: true, browsers: [...defaultBrowsers] };
   if (typeof conf.caniuse === "string") {
     conf.caniuse = { feature: conf.caniuse, ...DEFAULTS };
     return;

diff --git a/tests/spec/core/caniuse-spec.js b/tests/spec/core/caniuse-spec.js
@@ -22,11 +22,15 @@ describe("Core — Can I Use", () => {
         apiURL,
       },
     });
+    const defaultBrowsers = new Set(BROWSERS.keys());
+    defaultBrowsers.delete("op_mob");
+    defaultBrowsers.delete("opera");
+
     const doc = await makeRSDoc(ops);
     const { caniuse } = doc.defaultView.respecConfig;
 
     expect(caniuse.feature).toBe("FEATURE");
-    expect(caniuse.browsers).toEqual([]);
+    expect(caniuse.browsers).toEqual([...defaultBrowsers]);
   });
 
   it("allows overriding defaults", async () => {