Flow ?.

babel · Mar 18, 2020 · f0b4ac3 · f0b4ac3
1 parent aea8e41
commit f0b4ac3
Show file tree

Hide file tree

Showing 3 changed files with 6 additions and 3 deletions.
diff --git a/.flowconfig b/.flowconfig
@@ -9,4 +9,5 @@ packages/*/src
 include_warnings=true
 suppress_comment= \\(.\\|\n\\)*\\$FlowIgnore
 suppress_type=$FlowIgnore
-module.name_mapper='^@babel\/plugin-inject-polyfills$' -> '<PROJECT_ROOT>/packages/babel-plugin-inject-polyfills/src/index'
+esproposal.optional_chaining=enable
+module.name_mapper='^@babel\/plugin-inject-polyfills$' -> '<PROJECT_ROOT>/packages/babel-plugin-inject-polyfills/src/index'
diff --git a/packages/babel-plugin-inject-polyfills/src/index.js b/packages/babel-plugin-inject-polyfills/src/index.js
@@ -285,11 +285,13 @@ export default declare((api, options: Options, dirname: string) => {
       };
 
       for (const provider of resolvedProviders) {
+        // $FlowIgnore - Flow doesn't support optional calls
         provider.pre?.apply(this, arguments);
       }
     },
     post() {
       for (const provider of resolvedProviders) {
+        // $FlowIgnore - Flow doesn't support optional calls
         provider.post?.apply(this, arguments);
       }
 

diff --git a/packages/babel-polyfill-provider-es-shims/test/logging.test.js b/packages/babel-polyfill-provider-es-shims/test/logging.test.js
@@ -16,11 +16,11 @@ describe("missingDependencies", () => {
       "out",
     ]);
 
-    expect(stdout?.toString()).toMatchInlineSnapshot(`
+    expect(stdout.toString()).toMatchInlineSnapshot(`
       "Successfully compiled 2 files with Babel.
       "
     `);
-    expect(stderr?.toString()).toMatchInlineSnapshot(`
+    expect(stderr.toString()).toMatchInlineSnapshot(`
       "
       Some polyfills have been added but are not present in your dependencies.
       Please run one of the following commands: