Fix esmodule: "intersect" on iOS versions (#12996)

packages/babel-compat-data/data/native-modules.json

@@ -9,9 +9,10 @@
     "opera": "48",
     "op_mob": "48",
     "safari": "10.1",
-    "ios_saf": "10.3",
+    "ios": "10.3",
     "samsung": "8.2",
     "android": "61",
-    "electron": "2.0"
+    "electron": "2.0",
+    "ios_saf": "10.3"
   }
 }

packages/babel-compat-data/scripts/build-modules-support.js

@@ -8,7 +8,7 @@ const { addElectronSupportFromChromium } = require("./chromium-to-electron");
 const browserNameMap = {
   chrome_android: "and_chr",
   firefox_android: "and_ff",
-  safari_ios: "ios_saf",
+  safari_ios: "ios",
   nodejs: "node",
   webview_android: "android",
   opera_android: "op_mob",
@@ -58,8 +58,13 @@ function process(source) {
 }
 
 const dataPath = path.join(__dirname, "../data/native-modules.json");
+const processed = process(compatData.statements.export);
+// Todo(Babel 8): remove `ios_saf` as it is identical to ios
+if (processed.ios) {
+  processed.ios_saf = processed.ios;
+}
 const data = {
-  "es6.module": process(compatData.statements.export),
+  "es6.module": processed,
 };
 fs.writeFileSync(dataPath, `${JSON.stringify(data, null, 2)}\n`);
 exports.process = process;

packages/babel-helper-compilation-targets/test/__snapshots__/targets-parser.spec.js.snap

@@ -7,6 +7,12 @@ Object {
 }
 `;
 
+exports[`getTargets esmodules can be intersected with ios browsers option 1`] = `
+Object {
+  "ios": "12.0.0",
+}
+`;
+
 exports[`getTargets esmodules can be intersected with the browsers option 1`] = `
 Object {
   "chrome": "70.0.0",

packages/babel-helper-compilation-targets/test/targets-parser.spec.js

@@ -245,6 +245,15 @@ describe("getTargets", () => {
       ).toMatchSnapshot();
     });
 
+    it("can be intersected with ios browsers option", () => {
+      expect(
+        getTargets({
+          esmodules: "intersect",
+          browsers: ["ios >= 12"],
+        }),
+      ).toMatchSnapshot();
+    });
+
     it("can be intersected with a .browserslistrc file", () => {
       expect(
         getTargets(